./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/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 9a9facaada73db60539ede7a668b71ce2a4ae420 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:22:52,857 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:22:52,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:22:52,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:22:52,868 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:22:52,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:22:52,869 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:22:52,870 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:22:52,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:22:52,872 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:22:52,873 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:22:52,873 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:22:52,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:22:52,874 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:22:52,875 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:22:52,875 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:22:52,876 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:22:52,877 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:22:52,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:22:52,879 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:22:52,880 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:22:52,881 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:22:52,883 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:22:52,883 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:22:52,883 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:22:52,884 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:22:52,884 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:22:52,885 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:22:52,885 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:22:52,886 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:22:52,886 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:22:52,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:22:52,887 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:22:52,887 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:22:52,887 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:22:52,888 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:22:52,888 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:22:52,897 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:22:52,898 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:22:52,898 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:22:52,898 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:22:52,899 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:22:52,899 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:22:52,899 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:22:52,899 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:22:52,900 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:22:52,901 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:22:52,901 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:22:52,901 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:22:52,901 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:22:52,901 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:22:52,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:22:52,901 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:22:52,901 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:22:52,902 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:22:52,902 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:22:52,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:22:52,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:22:52,902 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_6515a1c9-044f-4eb4-95d4-a2c6042b6796/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 -> 9a9facaada73db60539ede7a668b71ce2a4ae420 [2018-11-23 04:22:52,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:22:52,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:22:52,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:22:52,941 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:22:52,941 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:22:52,942 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-11-23 04:22:52,985 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/data/e263d120d/5bd4c1d300574789b8a704d569276492/FLAG2cd10dedf [2018-11-23 04:22:53,323 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:22:53,323 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-11-23 04:22:53,330 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/data/e263d120d/5bd4c1d300574789b8a704d569276492/FLAG2cd10dedf [2018-11-23 04:22:53,338 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/data/e263d120d/5bd4c1d300574789b8a704d569276492 [2018-11-23 04:22:53,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:22:53,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:22:53,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:22:53,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:22:53,345 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:22:53,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1842fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53, skipping insertion in model container [2018-11-23 04:22:53,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:22:53,389 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:22:53,583 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:22:53,592 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:22:53,702 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:22:53,723 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:22:53,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53 WrapperNode [2018-11-23 04:22:53,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:22:53,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:22:53,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:22:53,724 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:22:53,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:22:53,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:22:53,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:22:53,767 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:22:53,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... [2018-11-23 04:22:53,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:22:53,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:22:53,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:22:53,794 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:22:53,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/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 [2018-11-23 04:22:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:22:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 04:22:53,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 04:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 04:22:53,852 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 04:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 04:22:53,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 04:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 04:22:53,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 04:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 04:22:53,852 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 04:22:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 04:22:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 04:22:53,853 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 04:22:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:22:53,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:22:54,333 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:22:54,333 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-11-23 04:22:54,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:54 BoogieIcfgContainer [2018-11-23 04:22:54,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:22:54,334 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:22:54,334 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:22:54,342 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:22:54,342 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:54" (1/1) ... [2018-11-23 04:22:54,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-11-23 04:22:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-11-23 04:22:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:22:54,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-11-23 04:22:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-11-23 04:22:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 04:22:54,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:54,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-11-23 04:22:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-11-23 04:22:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:22:54,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:54,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-11-23 04:22:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-11-23 04:22:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 04:22:54,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:54,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2018-11-23 04:22:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2018-11-23 04:22:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 04:22:55,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2018-11-23 04:22:55,192 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2018-11-23 04:22:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 04:22:55,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2018-11-23 04:22:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2018-11-23 04:22:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 04:22:55,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2018-11-23 04:22:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2018-11-23 04:22:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 04:22:55,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2018-11-23 04:22:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2018-11-23 04:22:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 04:22:55,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 93 states and 155 transitions. [2018-11-23 04:22:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 155 transitions. [2018-11-23 04:22:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 04:22:55,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 94 states and 156 transitions. [2018-11-23 04:22:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 156 transitions. [2018-11-23 04:22:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 04:22:55,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:56,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:56,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2018-11-23 04:22:56,098 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2018-11-23 04:22:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 04:22:56,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 100 states and 167 transitions. [2018-11-23 04:22:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 167 transitions. [2018-11-23 04:22:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 04:22:56,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:22:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 182 transitions. [2018-11-23 04:22:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 182 transitions. [2018-11-23 04:22:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 04:22:56,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:22:56,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:56,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 104 states and 178 transitions. [2018-11-23 04:22:56,520 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2018-11-23 04:22:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 04:22:56,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:22:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:57,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 186 transitions. [2018-11-23 04:22:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 186 transitions. [2018-11-23 04:22:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:22:57,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:22:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 122 states and 230 transitions. [2018-11-23 04:22:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 230 transitions. [2018-11-23 04:22:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 04:22:58,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:22:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:59,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 235 transitions. [2018-11-23 04:22:59,299 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 235 transitions. [2018-11-23 04:22:59,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 04:22:59,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:22:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:22:59,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 125 states and 236 transitions. [2018-11-23 04:22:59,485 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 236 transitions. [2018-11-23 04:22:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:22:59,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:22:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 131 states and 258 transitions. [2018-11-23 04:23:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-11-23 04:23:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:23:00,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:00,114 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:23:00,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 133 states and 259 transitions. [2018-11-23 04:23:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 259 transitions. [2018-11-23 04:23:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 04:23:00,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 135 states and 261 transitions. [2018-11-23 04:23:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 261 transitions. [2018-11-23 04:23:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 04:23:00,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:00,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:00,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 139 states and 268 transitions. [2018-11-23 04:23:00,824 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 268 transitions. [2018-11-23 04:23:00,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:23:00,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:00,847 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 151 states and 308 transitions. [2018-11-23 04:23:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 308 transitions. [2018-11-23 04:23:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 04:23:01,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 153 states and 312 transitions. [2018-11-23 04:23:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 312 transitions. [2018-11-23 04:23:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:23:02,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 160 states and 337 transitions. [2018-11-23 04:23:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 337 transitions. [2018-11-23 04:23:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:23:02,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 162 states and 345 transitions. [2018-11-23 04:23:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 345 transitions. [2018-11-23 04:23:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:23:03,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:03,048 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 164 states and 351 transitions. [2018-11-23 04:23:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 351 transitions. [2018-11-23 04:23:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 04:23:03,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:03,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 164 states and 347 transitions. [2018-11-23 04:23:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 347 transitions. [2018-11-23 04:23:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 04:23:03,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:23:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 165 states and 348 transitions. [2018-11-23 04:23:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 348 transitions. [2018-11-23 04:23:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:23:03,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 172 states and 372 transitions. [2018-11-23 04:23:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 372 transitions. [2018-11-23 04:23:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 04:23:04,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 174 states and 382 transitions. [2018-11-23 04:23:04,877 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 382 transitions. [2018-11-23 04:23:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:23:04,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:23:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 185 states and 424 transitions. [2018-11-23 04:23:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 424 transitions. [2018-11-23 04:23:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:23:06,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 190 states and 429 transitions. [2018-11-23 04:23:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 429 transitions. [2018-11-23 04:23:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:23:07,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:07,369 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:23:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 195 states and 439 transitions. [2018-11-23 04:23:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 439 transitions. [2018-11-23 04:23:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:23:07,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:23:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 197 states and 442 transitions. [2018-11-23 04:23:07,891 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 442 transitions. [2018-11-23 04:23:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 04:23:07,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 04:23:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:09,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 197 states and 437 transitions. [2018-11-23 04:23:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 437 transitions. [2018-11-23 04:23:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 04:23:09,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:09,042 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:23:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 198 states and 438 transitions. [2018-11-23 04:23:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 438 transitions. [2018-11-23 04:23:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:23:09,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:23:09,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 199 states and 439 transitions. [2018-11-23 04:23:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 439 transitions. [2018-11-23 04:23:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 04:23:09,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 04:23:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 201 states and 442 transitions. [2018-11-23 04:23:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 442 transitions. [2018-11-23 04:23:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 04:23:09,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 04:23:10,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 210 states and 467 transitions. [2018-11-23 04:23:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 467 transitions. [2018-11-23 04:23:10,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 04:23:10,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 218 states and 489 transitions. [2018-11-23 04:23:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 489 transitions. [2018-11-23 04:23:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 04:23:11,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 220 states and 492 transitions. [2018-11-23 04:23:11,903 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 492 transitions. [2018-11-23 04:23:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 04:23:11,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:14,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:14,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 232 states and 523 transitions. [2018-11-23 04:23:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 523 transitions. [2018-11-23 04:23:14,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 04:23:14,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 239 states and 539 transitions. [2018-11-23 04:23:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 539 transitions. [2018-11-23 04:23:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 04:23:15,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 242 states and 545 transitions. [2018-11-23 04:23:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 545 transitions. [2018-11-23 04:23:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 04:23:15,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 04:23:15,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 243 states and 546 transitions. [2018-11-23 04:23:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 546 transitions. [2018-11-23 04:23:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 04:23:15,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 04:23:15,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 238 states and 534 transitions. [2018-11-23 04:23:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 534 transitions. [2018-11-23 04:23:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 04:23:15,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:15,641 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 04:23:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 239 states and 535 transitions. [2018-11-23 04:23:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 535 transitions. [2018-11-23 04:23:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 04:23:16,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 04:23:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 242 states and 543 transitions. [2018-11-23 04:23:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 543 transitions. [2018-11-23 04:23:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:16,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 04:23:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 243 states and 544 transitions. [2018-11-23 04:23:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 544 transitions. [2018-11-23 04:23:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 04:23:16,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 04:23:16,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 244 states and 539 transitions. [2018-11-23 04:23:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 539 transitions. [2018-11-23 04:23:16,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 04:23:16,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:16,804 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 04:23:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 245 states and 540 transitions. [2018-11-23 04:23:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 540 transitions. [2018-11-23 04:23:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:16,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:17,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,282 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:17,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:17,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:17,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,457 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 04:23:17,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 04:23:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 246 states and 543 transitions. [2018-11-23 04:23:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 543 transitions. [2018-11-23 04:23:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 04:23:17,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 04:23:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 246 states and 538 transitions. [2018-11-23 04:23:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 538 transitions. [2018-11-23 04:23:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 04:23:18,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 55 proven. 18 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 04:23:18,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:18,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 248 states and 543 transitions. [2018-11-23 04:23:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 543 transitions. [2018-11-23 04:23:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 04:23:18,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 04:23:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 249 states and 540 transitions. [2018-11-23 04:23:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 540 transitions. [2018-11-23 04:23:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 04:23:18,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:23:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:23:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 04:23:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:23:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 94 states and 128 transitions. [2018-11-23 04:23:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2018-11-23 04:23:19,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:23:19,529 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 63 iterations. [2018-11-23 04:23:19,536 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 04:23:19,885 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,889 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 04:23:19,892 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,892 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,893 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 04:23:19,893 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-23 04:23:19,894 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,894 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,894 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,894 INFO L579 CodeCheckObserver]: Invariant with dag size 19 [2018-11-23 04:23:19,895 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,895 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:23:19,895 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 04:23:19,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:23:19 ImpRootNode [2018-11-23 04:23:19,896 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:23:19,898 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:23:19,898 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:23:19,898 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:23:19,898 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:54" (3/4) ... [2018-11-23 04:23:19,901 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:23:19,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 04:23:19,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 04:23:19,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 04:23:19,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 04:23:19,906 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 04:23:19,907 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 04:23:19,911 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-23 04:23:19,912 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 04:23:19,912 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 04:23:19,912 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 04:23:19,912 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:23:19,913 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:23:19,913 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:23:19,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || !(0 == pumpRunning) [2018-11-23 04:23:19,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(0 == pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) [2018-11-23 04:23:19,938 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(0 == methAndRunningLastTime) && !(0 == tmp)) [2018-11-23 04:23:19,938 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || (methAndRunningLastTime == 1 && 0 == systemActive)) || 0 == methAndRunningLastTime) || (!(\old(pumpRunning) == 0) && !(0 == systemActive))) || 0 == methaneLevelCritical [2018-11-23 04:23:19,967 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6515a1c9-044f-4eb4-95d4-a2c6042b6796/bin-2019/ukojak/witness.graphml [2018-11-23 04:23:19,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:23:19,967 INFO L168 Benchmark]: Toolchain (without parser) took 26626.67 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 633.9 MB). Free memory was 950.0 MB in the beginning and 939.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 644.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:19,969 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:19,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:19,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:19,969 INFO L168 Benchmark]: Boogie Preprocessor took 26.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:19,969 INFO L168 Benchmark]: RCFGBuilder took 540.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:19,970 INFO L168 Benchmark]: CodeCheck took 25563.39 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 462.9 MB). Free memory was 1.1 GB in the beginning and 939.3 MB in the end (delta: 152.7 MB). Peak memory consumption was 615.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:19,970 INFO L168 Benchmark]: Witness Printer took 69.10 ms. Allocated memory is still 1.7 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:19,971 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 7 procedures, 67 locations, 1 error locations. SAFE Result, 25.1s OverallTime, 63 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 799227976 SDtfs, 1190165588 SDslu, 1583119484 SDs, 0 SdLazy, -1242111310 SolverSat, 2134555038 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36671 GetRequests, 35996 SyntacticMatches, 202 SemanticMatches, 473 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119555 ImplicationChecksByTransitivity, 21.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3059 NumberOfCodeBlocks, 3059 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 2997 ConstructedInterpolants, 0 QuantifiedInterpolants, 380824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 62 InterpolantComputations, 26 PerfectInterpolantSequences, 1505/1757 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: 319]: 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: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || !(0 == pumpRunning) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: (tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(0 == methAndRunningLastTime) && !(0 == tmp)) - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || (methAndRunningLastTime == 1 && 0 == systemActive)) || 0 == methAndRunningLastTime) || (!(\old(pumpRunning) == 0) && !(0 == systemActive))) || 0 == methaneLevelCritical - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(0 == pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 540.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. * CodeCheck took 25563.39 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 462.9 MB). Free memory was 1.1 GB in the beginning and 939.3 MB in the end (delta: 152.7 MB). Peak memory consumption was 615.7 MB. Max. memory is 11.5 GB. * Witness Printer took 69.10 ms. Allocated memory is still 1.7 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...