./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c8016f452608c4941fa660b03ce7c0101dbbdf8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 13:31:18,308 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:31:18,309 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:31:18,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:31:18,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:31:18,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:31:18,316 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:31:18,317 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:31:18,318 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:31:18,319 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:31:18,319 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:31:18,319 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:31:18,320 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:31:18,320 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:31:18,321 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:31:18,321 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:31:18,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:31:18,322 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:31:18,323 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:31:18,324 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:31:18,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:31:18,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:31:18,326 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:31:18,326 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:31:18,326 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:31:18,327 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:31:18,327 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:31:18,328 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:31:18,328 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:31:18,329 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:31:18,329 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:31:18,329 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:31:18,329 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:31:18,329 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:31:18,330 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:31:18,330 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:31:18,330 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:31:18,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:31:18,338 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:31:18,338 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:31:18,338 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:31:18,339 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:31:18,339 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:31:18,339 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:31:18,340 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:31:18,340 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:31:18,340 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:31:18,340 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:31:18,341 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:31:18,341 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:31:18,341 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:31:18,341 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_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak 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 -> Kojak 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 -> 9c8016f452608c4941fa660b03ce7c0101dbbdf8 [2018-12-01 13:31:18,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:31:18,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:31:18,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:31:18,367 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:31:18,367 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:31:18,368 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-12-01 13:31:18,407 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/data/48765154e/72f4ca54c93e427282b74a9e462356a7/FLAG3910378b5 [2018-12-01 13:31:18,797 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:31:18,797 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-12-01 13:31:18,803 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/data/48765154e/72f4ca54c93e427282b74a9e462356a7/FLAG3910378b5 [2018-12-01 13:31:18,811 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/data/48765154e/72f4ca54c93e427282b74a9e462356a7 [2018-12-01 13:31:18,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:31:18,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:31:18,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:31:18,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:31:18,816 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:31:18,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:31:18" (1/1) ... [2018-12-01 13:31:18,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:18, skipping insertion in model container [2018-12-01 13:31:18,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:31:18" (1/1) ... [2018-12-01 13:31:18,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:31:18,846 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:31:18,997 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:31:19,040 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:31:19,082 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:31:19,096 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:31:19,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19 WrapperNode [2018-12-01 13:31:19,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:31:19,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:31:19,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:31:19,097 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:31:19,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:31:19,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:31:19,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:31:19,128 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:31:19,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:31:19,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:31:19,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:31:19,145 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:31:19,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:31:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 13:31:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 13:31:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 13:31:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 13:31:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 13:31:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 13:31:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 13:31:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 13:31:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 13:31:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 13:31:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 13:31:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 13:31:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:31:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:31:19,574 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:31:19,574 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-01 13:31:19,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:31:19 BoogieIcfgContainer [2018-12-01 13:31:19,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:31:19,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:31:19,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:31:19,581 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:31:19,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:31:19" (1/1) ... [2018-12-01 13:31:19,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:31:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-01 13:31:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-01 13:31:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 13:31:19,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-01 13:31:19,757 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-01 13:31:19,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 13:31:19,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-01 13:31:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-01 13:31:19,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 13:31:19,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2018-12-01 13:31:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2018-12-01 13:31:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 13:31:19,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2018-12-01 13:31:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2018-12-01 13:31:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 13:31:20,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2018-12-01 13:31:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2018-12-01 13:31:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:31:20,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2018-12-01 13:31:20,290 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2018-12-01 13:31:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:31:20,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2018-12-01 13:31:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2018-12-01 13:31:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 13:31:20,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 97 states and 156 transitions. [2018-12-01 13:31:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 156 transitions. [2018-12-01 13:31:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:31:20,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 103 states and 170 transitions. [2018-12-01 13:31:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 170 transitions. [2018-12-01 13:31:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 13:31:20,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2018-12-01 13:31:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2018-12-01 13:31:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 13:31:20,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 195 transitions. [2018-12-01 13:31:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 195 transitions. [2018-12-01 13:31:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 13:31:21,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 117 states and 196 transitions. [2018-12-01 13:31:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 196 transitions. [2018-12-01 13:31:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 13:31:21,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 197 transitions. [2018-12-01 13:31:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2018-12-01 13:31:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:31:21,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 198 transitions. [2018-12-01 13:31:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2018-12-01 13:31:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:31:21,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 209 transitions. [2018-12-01 13:31:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2018-12-01 13:31:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:31:21,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 125 states and 210 transitions. [2018-12-01 13:31:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2018-12-01 13:31:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 13:31:21,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:31:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 128 states and 218 transitions. [2018-12-01 13:31:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2018-12-01 13:31:21,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 13:31:21,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 138 states and 244 transitions. [2018-12-01 13:31:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 244 transitions. [2018-12-01 13:31:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:31:22,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 136 states and 240 transitions. [2018-12-01 13:31:22,054 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 240 transitions. [2018-12-01 13:31:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:31:22,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:22,241 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 13:31:22,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 139 states and 247 transitions. [2018-12-01 13:31:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 247 transitions. [2018-12-01 13:31:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-01 13:31:22,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:22,671 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 248 transitions. [2018-12-01 13:31:22,691 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 248 transitions. [2018-12-01 13:31:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:31:22,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:22,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:31:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 147 states and 260 transitions. [2018-12-01 13:31:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2018-12-01 13:31:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 13:31:22,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:23,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 153 states and 274 transitions. [2018-12-01 13:31:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 274 transitions. [2018-12-01 13:31:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 13:31:23,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 154 states and 275 transitions. [2018-12-01 13:31:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 275 transitions. [2018-12-01 13:31:23,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:31:23,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:23,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:31:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 156 states and 276 transitions. [2018-12-01 13:31:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2018-12-01 13:31:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 13:31:23,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 157 states and 276 transitions. [2018-12-01 13:31:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 276 transitions. [2018-12-01 13:31:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 13:31:23,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 13:31:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 164 states and 288 transitions. [2018-12-01 13:31:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 288 transitions. [2018-12-01 13:31:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:31:23,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:24,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 178 states and 321 transitions. [2018-12-01 13:31:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 321 transitions. [2018-12-01 13:31:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:31:24,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 179 states and 322 transitions. [2018-12-01 13:31:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 322 transitions. [2018-12-01 13:31:24,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:31:24,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:31:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:24,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 180 states and 323 transitions. [2018-12-01 13:31:24,338 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 323 transitions. [2018-12-01 13:31:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:31:24,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:25,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 198 states and 370 transitions. [2018-12-01 13:31:25,367 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 370 transitions. [2018-12-01 13:31:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:31:25,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:25,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 214 states and 406 transitions. [2018-12-01 13:31:26,435 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 406 transitions. [2018-12-01 13:31:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:31:26,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 216 states and 407 transitions. [2018-12-01 13:31:26,667 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 407 transitions. [2018-12-01 13:31:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 13:31:26,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:27,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 226 states and 425 transitions. [2018-12-01 13:31:27,478 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 425 transitions. [2018-12-01 13:31:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:31:27,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:28,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 238 states and 448 transitions. [2018-12-01 13:31:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 448 transitions. [2018-12-01 13:31:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:31:28,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 240 states and 453 transitions. [2018-12-01 13:31:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 453 transitions. [2018-12-01 13:31:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 13:31:28,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:31:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 241 states and 458 transitions. [2018-12-01 13:31:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 458 transitions. [2018-12-01 13:31:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 13:31:28,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 246 states and 468 transitions. [2018-12-01 13:31:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 468 transitions. [2018-12-01 13:31:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 13:31:29,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 247 states and 469 transitions. [2018-12-01 13:31:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 469 transitions. [2018-12-01 13:31:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 13:31:29,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:30,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 257 states and 491 transitions. [2018-12-01 13:31:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 491 transitions. [2018-12-01 13:31:30,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 13:31:30,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 258 states and 491 transitions. [2018-12-01 13:31:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 491 transitions. [2018-12-01 13:31:30,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 13:31:30,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:30,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 259 states and 493 transitions. [2018-12-01 13:31:30,760 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 493 transitions. [2018-12-01 13:31:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:31:30,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,826 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:31:30,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 260 states and 493 transitions. [2018-12-01 13:31:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 493 transitions. [2018-12-01 13:31:30,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:31:30,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,893 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 261 states and 494 transitions. [2018-12-01 13:31:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 494 transitions. [2018-12-01 13:31:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 13:31:30,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,963 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:31:30,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 262 states and 495 transitions. [2018-12-01 13:31:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 495 transitions. [2018-12-01 13:31:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:31:30,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 13:31:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 263 states and 496 transitions. [2018-12-01 13:31:31,008 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 496 transitions. [2018-12-01 13:31:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:31:31,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:31:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 498 transitions. [2018-12-01 13:31:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 498 transitions. [2018-12-01 13:31:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 13:31:31,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:31:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 268 states and 503 transitions. [2018-12-01 13:31:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 503 transitions. [2018-12-01 13:31:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 13:31:31,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,211 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:31:31,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 270 states and 505 transitions. [2018-12-01 13:31:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 505 transitions. [2018-12-01 13:31:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 13:31:31,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-01 13:31:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 271 states and 506 transitions. [2018-12-01 13:31:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 506 transitions. [2018-12-01 13:31:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 13:31:31,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:31:31,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 275 states and 513 transitions. [2018-12-01 13:31:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 513 transitions. [2018-12-01 13:31:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 13:31:31,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,629 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 13:31:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 276 states and 515 transitions. [2018-12-01 13:31:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 515 transitions. [2018-12-01 13:31:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 13:31:31,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:31:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 515 transitions. [2018-12-01 13:31:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 515 transitions. [2018-12-01 13:31:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:31:31,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 13:31:31,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 282 states and 525 transitions. [2018-12-01 13:31:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 525 transitions. [2018-12-01 13:31:31,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 13:31:31,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:31:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 280 states and 521 transitions. [2018-12-01 13:31:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 521 transitions. [2018-12-01 13:31:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 13:31:31,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:31:32,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 281 states and 524 transitions. [2018-12-01 13:31:32,111 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 524 transitions. [2018-12-01 13:31:32,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:31:32,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 13:31:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 282 states and 525 transitions. [2018-12-01 13:31:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 525 transitions. [2018-12-01 13:31:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 13:31:32,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 13:31:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 283 states and 525 transitions. [2018-12-01 13:31:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 525 transitions. [2018-12-01 13:31:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 13:31:32,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:31:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 285 states and 528 transitions. [2018-12-01 13:31:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 528 transitions. [2018-12-01 13:31:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:31:32,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:31:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 287 states and 530 transitions. [2018-12-01 13:31:32,507 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 530 transitions. [2018-12-01 13:31:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 13:31:32,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 13:31:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 533 transitions. [2018-12-01 13:31:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 533 transitions. [2018-12-01 13:31:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 13:31:32,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 13:31:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 535 transitions. [2018-12-01 13:31:32,840 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 535 transitions. [2018-12-01 13:31:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:31:32,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,850 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:31:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 290 states and 535 transitions. [2018-12-01 13:31:32,863 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 535 transitions. [2018-12-01 13:31:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 13:31:32,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 13:31:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 291 states and 535 transitions. [2018-12-01 13:31:33,668 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 535 transitions. [2018-12-01 13:31:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 13:31:33,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 13:31:33,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 294 states and 541 transitions. [2018-12-01 13:31:33,729 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 541 transitions. [2018-12-01 13:31:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 13:31:33,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,740 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 13:31:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 296 states and 544 transitions. [2018-12-01 13:31:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 544 transitions. [2018-12-01 13:31:33,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 13:31:33,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 13:31:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 292 states and 534 transitions. [2018-12-01 13:31:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 534 transitions. [2018-12-01 13:31:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 13:31:33,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:31:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 283 states and 517 transitions. [2018-12-01 13:31:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 517 transitions. [2018-12-01 13:31:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 13:31:33,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,828 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 13:31:33,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 284 states and 517 transitions. [2018-12-01 13:31:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 517 transitions. [2018-12-01 13:31:33,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 13:31:33,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 13:31:33,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 285 states and 518 transitions. [2018-12-01 13:31:33,876 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 518 transitions. [2018-12-01 13:31:33,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 13:31:33,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 13:31:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 277 states and 501 transitions. [2018-12-01 13:31:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 501 transitions. [2018-12-01 13:31:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 13:31:33,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 13:31:33,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:33,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 264 states and 478 transitions. [2018-12-01 13:31:33,938 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 478 transitions. [2018-12-01 13:31:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 13:31:33,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:31:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:31:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-01 13:31:34,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:31:34,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 124 states and 178 transitions. [2018-12-01 13:31:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 178 transitions. [2018-12-01 13:31:34,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 13:31:34,164 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 74 iterations. [2018-12-01 13:31:34,170 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 13:31:34,404 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 13:31:34,410 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,410 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,410 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-01 13:31:34,411 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,411 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,411 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,412 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:31:34,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:31:34 ImpRootNode [2018-12-01 13:31:34,413 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:31:34,413 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:31:34,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:31:34,413 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:31:34,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:31:19" (3/4) ... [2018-12-01 13:31:34,417 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 13:31:34,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 13:31:34,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 13:31:34,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 13:31:34,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 13:31:34,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 13:31:34,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 13:31:34,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 13:31:34,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-12-01 13:31:34,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-01 13:31:34,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-01 13:31:34,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 13:31:34,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 13:31:34,428 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 13:31:34,450 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-01 13:31:34,450 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) [2018-12-01 13:31:34,451 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(0 == tmp) && !(0 == pumpRunning))) || (!(0 == tmp) && systemActive == 0)) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) [2018-12-01 13:31:34,477 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c122e66e-4912-4289-993c-0fb2de5e2595/bin-2019/ukojak/witness.graphml [2018-12-01 13:31:34,477 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:31:34,478 INFO L168 Benchmark]: Toolchain (without parser) took 15664.98 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 490.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -181.6 MB). Peak memory consumption was 309.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.34 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. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: Boogie Preprocessor took 17.37 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. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: RCFGBuilder took 429.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. [2018-12-01 13:31:34,479 INFO L168 Benchmark]: CodeCheck took 14838.16 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -83.8 MB). Peak memory consumption was 272.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:31:34,480 INFO L168 Benchmark]: Witness Printer took 63.86 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:31:34,481 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 74 locations, 1 error locations. SAFE Result, 14.5s OverallTime, 74 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1039120248 SDtfs, -1892987264 SDslu, -415787400 SDs, 0 SdLazy, 290091820 SolverSat, -393430544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36626 GetRequests, 35874 SyntacticMatches, 394 SemanticMatches, 358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62745 ImplicationChecksByTransitivity, 11.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3444 NumberOfCodeBlocks, 3444 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 3371 ConstructedInterpolants, 0 QuantifiedInterpolants, 337380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 53 PerfectInterpolantSequences, 1386/1489 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 940]: 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: 632]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(0 == tmp) && !(0 == pumpRunning))) || (!(0 == tmp) && systemActive == 0)) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.37 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 429.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. * CodeCheck took 14838.16 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -83.8 MB). Peak memory consumption was 272.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.86 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...