./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/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 ef0694c6828fdd41a19c9b426d075f4f4dde925f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:38:05,718 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:38:05,719 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:38:05,728 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:38:05,728 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:38:05,729 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:38:05,730 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:38:05,731 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:38:05,732 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:38:05,732 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:38:05,733 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:38:05,733 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:38:05,734 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:38:05,735 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:38:05,735 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:38:05,736 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:38:05,736 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:38:05,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:38:05,739 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:38:05,740 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:38:05,741 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:38:05,742 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:38:05,743 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:38:05,744 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:38:05,744 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:38:05,744 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:38:05,745 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:38:05,746 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:38:05,747 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:38:05,748 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:38:05,748 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:38:05,748 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:38:05,748 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:38:05,748 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:38:05,749 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:38:05,750 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:38:05,750 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:38:05,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:38:05,760 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:38:05,760 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:38:05,761 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:38:05,761 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:38:05,761 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:38:05,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:38:05,762 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:38:05,763 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:38:05,763 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:38:05,763 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:38:05,763 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:38:05,763 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:38:05,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:38:05,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:38:05,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:38:05,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:38:05,765 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_709bbc14-e7e0-485f-86db-1bf57a33cf84/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 -> ef0694c6828fdd41a19c9b426d075f4f4dde925f [2018-11-10 03:38:05,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:38:05,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:38:05,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:38:05,800 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:38:05,800 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:38:05,800 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-10 03:38:05,843 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/data/4cf7d068c/173cd74b9c1f4656b1ec7d19d9b3e18b/FLAGf5caa1219 [2018-11-10 03:38:06,264 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:38:06,265 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-10 03:38:06,271 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/data/4cf7d068c/173cd74b9c1f4656b1ec7d19d9b3e18b/FLAGf5caa1219 [2018-11-10 03:38:06,280 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/data/4cf7d068c/173cd74b9c1f4656b1ec7d19d9b3e18b [2018-11-10 03:38:06,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:38:06,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:38:06,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:38:06,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:38:06,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:38:06,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597bda04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06, skipping insertion in model container [2018-11-10 03:38:06,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:38:06,322 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:38:06,497 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:38:06,504 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:38:06,558 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:38:06,578 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:38:06,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06 WrapperNode [2018-11-10 03:38:06,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:38:06,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:38:06,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:38:06,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:38:06,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:38:06,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:38:06,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:38:06,665 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:38:06,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... [2018-11-10 03:38:06,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:38:06,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:38:06,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:38:06,689 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:38:06,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:38:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/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 [2018-11-10 03:38:06,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 03:38:06,732 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 03:38:06,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 03:38:06,732 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 03:38:06,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 03:38:06,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 03:38:06,733 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 03:38:06,733 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 03:38:06,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 03:38:06,733 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 03:38:06,733 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 03:38:06,733 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 03:38:06,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 03:38:06,734 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 03:38:06,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 03:38:06,734 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 03:38:06,734 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 03:38:06,734 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 03:38:06,734 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 03:38:06,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:38:06,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:38:08,006 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:38:08,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:38:08 BoogieIcfgContainer [2018-11-10 03:38:08,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:38:08,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:38:08,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:38:08,014 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:38:08,014 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:38:08" (1/1) ... [2018-11-10 03:38:08,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:38:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2018-11-10 03:38:08,057 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2018-11-10 03:38:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 03:38:08,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 95 transitions. [2018-11-10 03:38:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2018-11-10 03:38:08,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 03:38:08,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 76 states and 99 transitions. [2018-11-10 03:38:08,340 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 99 transitions. [2018-11-10 03:38:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 03:38:08,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 87 states and 120 transitions. [2018-11-10 03:38:08,550 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2018-11-10 03:38:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 03:38:08,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 88 states and 121 transitions. [2018-11-10 03:38:08,591 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 121 transitions. [2018-11-10 03:38:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 03:38:08,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 89 states and 122 transitions. [2018-11-10 03:38:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2018-11-10 03:38:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 03:38:08,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:08,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:08,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 90 states and 123 transitions. [2018-11-10 03:38:08,671 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2018-11-10 03:38:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 03:38:08,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 108 states and 159 transitions. [2018-11-10 03:38:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2018-11-10 03:38:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 03:38:09,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 128 states and 196 transitions. [2018-11-10 03:38:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 196 transitions. [2018-11-10 03:38:10,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 03:38:10,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 132 states and 202 transitions. [2018-11-10 03:38:10,184 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 202 transitions. [2018-11-10 03:38:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 03:38:10,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 133 states and 205 transitions. [2018-11-10 03:38:10,240 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 205 transitions. [2018-11-10 03:38:10,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 03:38:10,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 139 states and 218 transitions. [2018-11-10 03:38:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2018-11-10 03:38:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 03:38:10,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 230 transitions. [2018-11-10 03:38:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 230 transitions. [2018-11-10 03:38:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 03:38:10,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 238 transitions. [2018-11-10 03:38:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 238 transitions. [2018-11-10 03:38:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 03:38:10,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:38:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 150 states and 240 transitions. [2018-11-10 03:38:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2018-11-10 03:38:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 03:38:10,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 03:38:11,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 151 states and 239 transitions. [2018-11-10 03:38:11,627 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2018-11-10 03:38:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 03:38:11,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 03:38:12,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:12,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 162 states and 263 transitions. [2018-11-10 03:38:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2018-11-10 03:38:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 03:38:12,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 03:38:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 163 states and 266 transitions. [2018-11-10 03:38:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 266 transitions. [2018-11-10 03:38:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 03:38:12,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:12,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 171 states and 279 transitions. [2018-11-10 03:38:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 279 transitions. [2018-11-10 03:38:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 03:38:12,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:12,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 174 states and 282 transitions. [2018-11-10 03:38:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 282 transitions. [2018-11-10 03:38:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 03:38:12,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:12,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 03:38:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 181 states and 298 transitions. [2018-11-10 03:38:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2018-11-10 03:38:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 03:38:13,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 03:38:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 184 states and 304 transitions. [2018-11-10 03:38:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 304 transitions. [2018-11-10 03:38:13,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 03:38:13,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 185 states and 304 transitions. [2018-11-10 03:38:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 304 transitions. [2018-11-10 03:38:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 03:38:13,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 202 states and 343 transitions. [2018-11-10 03:38:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 343 transitions. [2018-11-10 03:38:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 03:38:15,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:15,254 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 203 states and 344 transitions. [2018-11-10 03:38:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 344 transitions. [2018-11-10 03:38:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 03:38:15,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 206 states and 347 transitions. [2018-11-10 03:38:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 347 transitions. [2018-11-10 03:38:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 03:38:15,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:15,605 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 216 states and 368 transitions. [2018-11-10 03:38:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 368 transitions. [2018-11-10 03:38:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 03:38:16,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:16,690 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 03:38:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 217 states and 369 transitions. [2018-11-10 03:38:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 369 transitions. [2018-11-10 03:38:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 03:38:16,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:16,741 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 03:38:16,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 218 states and 370 transitions. [2018-11-10 03:38:16,767 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 370 transitions. [2018-11-10 03:38:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 03:38:16,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 221 states and 374 transitions. [2018-11-10 03:38:17,044 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 374 transitions. [2018-11-10 03:38:17,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 03:38:17,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:38:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 222 states and 374 transitions. [2018-11-10 03:38:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2018-11-10 03:38:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 03:38:17,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,163 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 223 states and 375 transitions. [2018-11-10 03:38:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 375 transitions. [2018-11-10 03:38:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 03:38:17,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 224 states and 376 transitions. [2018-11-10 03:38:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 376 transitions. [2018-11-10 03:38:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 03:38:17,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:38:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 227 states and 380 transitions. [2018-11-10 03:38:17,439 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 380 transitions. [2018-11-10 03:38:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 03:38:17,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 223 states and 372 transitions. [2018-11-10 03:38:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 372 transitions. [2018-11-10 03:38:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 03:38:17,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:38:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:17,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 224 states and 373 transitions. [2018-11-10 03:38:17,763 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 373 transitions. [2018-11-10 03:38:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 03:38:17,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 03:38:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 227 states and 375 transitions. [2018-11-10 03:38:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 375 transitions. [2018-11-10 03:38:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 03:38:18,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:38:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 231 states and 382 transitions. [2018-11-10 03:38:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 382 transitions. [2018-11-10 03:38:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 03:38:18,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 03:38:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 232 states and 382 transitions. [2018-11-10 03:38:18,207 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 382 transitions. [2018-11-10 03:38:18,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 03:38:18,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 235 states and 385 transitions. [2018-11-10 03:38:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 385 transitions. [2018-11-10 03:38:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 03:38:18,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 242 states and 399 transitions. [2018-11-10 03:38:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 399 transitions. [2018-11-10 03:38:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 03:38:20,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:20,026 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:38:20,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 243 states and 402 transitions. [2018-11-10 03:38:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 402 transitions. [2018-11-10 03:38:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 03:38:20,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 03:38:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 245 states and 403 transitions. [2018-11-10 03:38:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 403 transitions. [2018-11-10 03:38:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 03:38:20,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:20,934 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:38:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 246 states and 404 transitions. [2018-11-10 03:38:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 404 transitions. [2018-11-10 03:38:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 03:38:20,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:38:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 244 states and 400 transitions. [2018-11-10 03:38:20,982 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 400 transitions. [2018-11-10 03:38:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 03:38:20,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:38:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 246 states and 403 transitions. [2018-11-10 03:38:21,027 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 403 transitions. [2018-11-10 03:38:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 03:38:21,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 03:38:21,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 248 states and 405 transitions. [2018-11-10 03:38:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 405 transitions. [2018-11-10 03:38:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 03:38:21,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,068 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 03:38:21,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 249 states and 405 transitions. [2018-11-10 03:38:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 405 transitions. [2018-11-10 03:38:21,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 03:38:21,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 03:38:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 240 states and 388 transitions. [2018-11-10 03:38:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 388 transitions. [2018-11-10 03:38:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 03:38:21,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:38:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 219 states and 350 transitions. [2018-11-10 03:38:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 350 transitions. [2018-11-10 03:38:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 03:38:21,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 03:38:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 215 states and 340 transitions. [2018-11-10 03:38:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 340 transitions. [2018-11-10 03:38:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 03:38:21,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:38:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 205 states and 321 transitions. [2018-11-10 03:38:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 321 transitions. [2018-11-10 03:38:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 03:38:21,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 03:38:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 213 states and 330 transitions. [2018-11-10 03:38:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 330 transitions. [2018-11-10 03:38:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 03:38:21,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 03:38:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 212 states and 326 transitions. [2018-11-10 03:38:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 326 transitions. [2018-11-10 03:38:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 03:38:22,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:38:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 219 states and 338 transitions. [2018-11-10 03:38:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 338 transitions. [2018-11-10 03:38:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 03:38:22,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:38:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 220 states and 341 transitions. [2018-11-10 03:38:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 341 transitions. [2018-11-10 03:38:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 03:38:22,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:38:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 226 states and 352 transitions. [2018-11-10 03:38:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2018-11-10 03:38:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 03:38:23,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 03:38:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:23,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 227 states and 353 transitions. [2018-11-10 03:38:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 353 transitions. [2018-11-10 03:38:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:38:23,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 03:38:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 227 states and 350 transitions. [2018-11-10 03:38:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 350 transitions. [2018-11-10 03:38:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 03:38:24,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:24,524 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 03:38:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 228 states and 351 transitions. [2018-11-10 03:38:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 351 transitions. [2018-11-10 03:38:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 03:38:24,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:24,563 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 03:38:24,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 229 states and 352 transitions. [2018-11-10 03:38:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 352 transitions. [2018-11-10 03:38:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 03:38:24,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:38:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:38:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 03:38:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:38:24,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 174 states and 243 transitions. [2018-11-10 03:38:24,932 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 243 transitions. [2018-11-10 03:38:24,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:38:24,933 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 62 iterations. [2018-11-10 03:38:24,940 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 03:38:25,190 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,192 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 03:38:25,195 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,195 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 03:38:25,196 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 03:38:25,196 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,196 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,196 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,197 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 03:38:25,197 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-11-10 03:38:25,198 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,198 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,198 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:38:25,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:38:25 ImpRootNode [2018-11-10 03:38:25,199 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:38:25,199 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:38:25,199 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:38:25,199 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:38:25,200 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:38:08" (3/4) ... [2018-11-10 03:38:25,203 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:38:25,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 03:38:25,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 03:38:25,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 03:38:25,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 03:38:25,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 03:38:25,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 03:38:25,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 03:38:25,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 03:38:25,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 03:38:25,213 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2018-11-10 03:38:25,213 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 03:38:25,213 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 03:38:25,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 03:38:25,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-11-10 03:38:25,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && tmp == 0) [2018-11-10 03:38:25,269 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_709bbc14-e7e0-485f-86db-1bf57a33cf84/bin-2019/ukojak/witness.graphml [2018-11-10 03:38:25,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:38:25,270 INFO L168 Benchmark]: Toolchain (without parser) took 18987.53 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 570.4 MB). Free memory was 963.0 MB in the beginning and 1.2 GB in the end (delta: -239.5 MB). Peak memory consumption was 330.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,271 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:38:25,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.87 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,272 INFO L168 Benchmark]: Boogie Preprocessor took 24.09 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. [2018-11-10 03:38:25,272 INFO L168 Benchmark]: RCFGBuilder took 1317.51 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: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,272 INFO L168 Benchmark]: CodeCheck took 17192.09 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -206.1 MB). Peak memory consumption was 228.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,272 INFO L168 Benchmark]: Witness Printer took 70.82 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:38:25,274 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 10 procedures, 139 locations, 1 error locations. SAFE Result, 16.9s OverallTime, 62 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2116508696 SDtfs, -122781636 SDslu, 657378808 SDs, 0 SdLazy, -176710180 SolverSat, -2073924428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30757 GetRequests, 29975 SyntacticMatches, 434 SemanticMatches, 348 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61965 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 3193 NumberOfCodeBlocks, 3193 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 3132 ConstructedInterpolants, 0 QuantifiedInterpolants, 361922 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 48 PerfectInterpolantSequences, 1376/1438 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: 73]: 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: 432]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && tmp == 1) && tmp == systemActive - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && tmp == 0) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 3 < splverifierCounter) || 0 == pumpRunning - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.87 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.09 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 1317.51 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: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. * CodeCheck took 17192.09 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -206.1 MB). Peak memory consumption was 228.5 MB. Max. memory is 11.5 GB. * Witness Printer took 70.82 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...