./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c8016f452608c4941fa660b03ce7c0101dbbdf8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:32:41,094 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:32:41,095 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:32:41,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:32:41,102 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:32:41,103 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:32:41,104 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:32:41,106 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:32:41,107 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:32:41,108 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:32:41,108 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:32:41,108 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:32:41,110 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:32:41,110 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:32:41,111 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:32:41,112 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:32:41,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:32:41,113 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:32:41,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:32:41,116 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:32:41,117 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:32:41,117 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:32:41,119 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:32:41,119 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:32:41,119 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:32:41,119 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:32:41,120 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:32:41,120 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:32:41,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:32:41,121 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:32:41,121 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:32:41,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:32:41,122 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:32:41,122 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:32:41,123 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:32:41,123 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:32:41,123 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 09:32:41,131 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:32:41,131 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:32:41,132 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:32:41,132 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 09:32:41,133 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:32:41,133 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:32:41,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:32:41,133 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:32:41,133 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:32:41,134 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:32:41,135 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:32:41,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:32:41,135 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 09:32:41,135 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 09:32:41,135 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:32:41,135 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:32:41,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:32:41,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:32:41,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:32:41,136 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:32:41,136 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 09:32:41,137 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:32:41,137 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:32:41,137 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_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c8016f452608c4941fa660b03ce7c0101dbbdf8 [2018-11-23 09:32:41,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:32:41,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:32:41,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:32:41,176 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:32:41,177 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:32:41,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-11-23 09:32:41,221 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/data/8974baf60/5ffa8889d3e5405c9bd8a73b95b8f132/FLAG12e4a9a60 [2018-11-23 09:32:41,600 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:32:41,601 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-11-23 09:32:41,612 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/data/8974baf60/5ffa8889d3e5405c9bd8a73b95b8f132/FLAG12e4a9a60 [2018-11-23 09:32:41,991 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/data/8974baf60/5ffa8889d3e5405c9bd8a73b95b8f132 [2018-11-23 09:32:41,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:32:41,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:32:41,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:32:41,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:32:41,998 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:32:41,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:41" (1/1) ... [2018-11-23 09:32:42,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5049c403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:41, skipping insertion in model container [2018-11-23 09:32:42,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:41" (1/1) ... [2018-11-23 09:32:42,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:32:42,036 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:32:42,223 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:32:42,231 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:32:42,326 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:32:42,343 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:32:42,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42 WrapperNode [2018-11-23 09:32:42,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:32:42,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:32:42,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:32:42,344 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:32:42,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:32:42,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:32:42,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:32:42,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:32:42,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:42,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:32:42,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:32:42,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:32:42,403 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:32:42,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/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 09:32:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:32:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 09:32:42,436 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 09:32:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 09:32:42,436 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 09:32:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 09:32:42,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 09:32:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 09:32:42,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 09:32:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 09:32:42,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 09:32:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 09:32:42,437 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 09:32:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:32:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 09:32:42,437 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 09:32:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:32:42,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:32:42,997 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:32:42,997 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-11-23 09:32:42,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:42 BoogieIcfgContainer [2018-11-23 09:32:42,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:32:42,998 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 09:32:42,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 09:32:43,006 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 09:32:43,006 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:42" (1/1) ... [2018-11-23 09:32:43,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:32:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-11-23 09:32:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-11-23 09:32:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 09:32:43,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:43,188 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 09:32:43,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-11-23 09:32:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-11-23 09:32:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 09:32:43,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:43,266 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 09:32:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-11-23 09:32:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-23 09:32:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 09:32:43,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:43,357 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 09:32:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2018-11-23 09:32:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2018-11-23 09:32:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 09:32:43,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:43,606 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 09:32:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2018-11-23 09:32:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2018-11-23 09:32:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 09:32:43,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:43,966 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 09:32:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2018-11-23 09:32:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2018-11-23 09:32:43,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 09:32:43,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,008 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 09:32:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2018-11-23 09:32:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2018-11-23 09:32:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 09:32:44,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,068 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 09:32:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2018-11-23 09:32:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2018-11-23 09:32:44,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 09:32:44,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,117 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 09:32:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 146 transitions. [2018-11-23 09:32:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2018-11-23 09:32:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 09:32:44,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:32:44,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 103 states and 170 transitions. [2018-11-23 09:32:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 170 transitions. [2018-11-23 09:32:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 09:32:44,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,750 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 09:32:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 106 states and 178 transitions. [2018-11-23 09:32:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 178 transitions. [2018-11-23 09:32:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 09:32:44,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,944 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 09:32:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:44,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2018-11-23 09:32:44,950 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2018-11-23 09:32:44,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 09:32:44,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:44,974 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 09:32:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:45,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 108 states and 182 transitions. [2018-11-23 09:32:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 182 transitions. [2018-11-23 09:32:45,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 09:32:45,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:45,109 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 09:32:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 109 states and 185 transitions. [2018-11-23 09:32:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 185 transitions. [2018-11-23 09:32:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 09:32:45,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:45,148 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 09:32:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 111 states and 188 transitions. [2018-11-23 09:32:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2018-11-23 09:32:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 09:32:45,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:45,318 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 09:32:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 112 states and 189 transitions. [2018-11-23 09:32:45,336 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2018-11-23 09:32:45,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 09:32:45,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:45,392 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 09:32:46,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 131 states and 233 transitions. [2018-11-23 09:32:46,146 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2018-11-23 09:32:46,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 09:32:46,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,170 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 09:32:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 138 states and 249 transitions. [2018-11-23 09:32:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 249 transitions. [2018-11-23 09:32:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 09:32:46,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,546 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 09:32:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 142 states and 257 transitions. [2018-11-23 09:32:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 257 transitions. [2018-11-23 09:32:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 09:32:46,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,689 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 09:32:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 143 states and 258 transitions. [2018-11-23 09:32:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 258 transitions. [2018-11-23 09:32:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 09:32:46,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,718 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 09:32:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 144 states and 259 transitions. [2018-11-23 09:32:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 259 transitions. [2018-11-23 09:32:46,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 09:32:46,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,763 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 09:32:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 149 states and 273 transitions. [2018-11-23 09:32:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 273 transitions. [2018-11-23 09:32:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 09:32:46,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:46,985 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 09:32:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 150 states and 274 transitions. [2018-11-23 09:32:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2018-11-23 09:32:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 09:32:46,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:47,053 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 09:32:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 151 states and 275 transitions. [2018-11-23 09:32:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 275 transitions. [2018-11-23 09:32:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 09:32:47,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:47,081 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 09:32:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 154 states and 283 transitions. [2018-11-23 09:32:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 283 transitions. [2018-11-23 09:32:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 09:32:47,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:47,319 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 09:32:48,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:48,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 164 states and 314 transitions. [2018-11-23 09:32:48,033 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 314 transitions. [2018-11-23 09:32:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 09:32:48,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:48,053 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 09:32:48,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 310 transitions. [2018-11-23 09:32:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 310 transitions. [2018-11-23 09:32:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 09:32:48,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:48,097 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 09:32:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 311 transitions. [2018-11-23 09:32:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 311 transitions. [2018-11-23 09:32:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 09:32:48,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:48,570 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 09:32:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 170 states and 326 transitions. [2018-11-23 09:32:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 326 transitions. [2018-11-23 09:32:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 09:32:49,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:49,529 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 09:32:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 180 states and 347 transitions. [2018-11-23 09:32:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 347 transitions. [2018-11-23 09:32:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 09:32:49,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:32:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 187 states and 360 transitions. [2018-11-23 09:32:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 360 transitions. [2018-11-23 09:32:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 09:32:50,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:32:50,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:50,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 189 states and 361 transitions. [2018-11-23 09:32:50,558 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 361 transitions. [2018-11-23 09:32:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 09:32:50,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:50,573 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 09:32:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 192 states and 368 transitions. [2018-11-23 09:32:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 368 transitions. [2018-11-23 09:32:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 09:32:50,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:50,779 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 09:32:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 196 states and 376 transitions. [2018-11-23 09:32:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 376 transitions. [2018-11-23 09:32:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 09:32:51,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:32:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 198 states and 378 transitions. [2018-11-23 09:32:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 378 transitions. [2018-11-23 09:32:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 09:32:51,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:32:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 203 states and 387 transitions. [2018-11-23 09:32:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 387 transitions. [2018-11-23 09:32:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 09:32:51,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:51,639 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 09:32:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 204 states and 394 transitions. [2018-11-23 09:32:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 394 transitions. [2018-11-23 09:32:51,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 09:32:51,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:51,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:51,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 205 states and 394 transitions. [2018-11-23 09:32:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 394 transitions. [2018-11-23 09:32:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 09:32:51,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:51,820 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 224 states and 445 transitions. [2018-11-23 09:32:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 445 transitions. [2018-11-23 09:32:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:53,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:53,447 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 09:32:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 225 states and 446 transitions. [2018-11-23 09:32:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 446 transitions. [2018-11-23 09:32:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:53,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:53,533 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 09:32:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 226 states and 447 transitions. [2018-11-23 09:32:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 447 transitions. [2018-11-23 09:32:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 09:32:53,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:32:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 228 states and 448 transitions. [2018-11-23 09:32:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2018-11-23 09:32:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 09:32:53,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 231 states and 457 transitions. [2018-11-23 09:32:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 457 transitions. [2018-11-23 09:32:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 09:32:53,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:32:54,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 235 states and 469 transitions. [2018-11-23 09:32:54,337 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 469 transitions. [2018-11-23 09:32:54,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 09:32:54,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:32:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 236 states and 470 transitions. [2018-11-23 09:32:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 470 transitions. [2018-11-23 09:32:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 09:32:54,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:54,378 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 09:32:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 244 states and 508 transitions. [2018-11-23 09:32:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 508 transitions. [2018-11-23 09:32:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 09:32:55,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:55,258 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 09:32:55,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:55,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 243 states and 505 transitions. [2018-11-23 09:32:55,473 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 505 transitions. [2018-11-23 09:32:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:55,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:32:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 248 states and 512 transitions. [2018-11-23 09:32:55,740 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 512 transitions. [2018-11-23 09:32:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:55,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:32:55,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 250 states and 514 transitions. [2018-11-23 09:32:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 514 transitions. [2018-11-23 09:32:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:55,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:32:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 251 states and 514 transitions. [2018-11-23 09:32:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 514 transitions. [2018-11-23 09:32:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:32:56,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:32:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 252 states and 514 transitions. [2018-11-23 09:32:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 514 transitions. [2018-11-23 09:32:56,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 09:32:56,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:32:58,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 262 states and 540 transitions. [2018-11-23 09:32:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 540 transitions. [2018-11-23 09:32:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:32:58,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:58,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 263 states and 543 transitions. [2018-11-23 09:32:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 543 transitions. [2018-11-23 09:32:58,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:32:58,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:58,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 264 states and 546 transitions. [2018-11-23 09:32:58,972 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 546 transitions. [2018-11-23 09:32:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:32:58,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:32:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:32:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 268 states and 551 transitions. [2018-11-23 09:32:59,126 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 551 transitions. [2018-11-23 09:32:59,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:32:59,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:32:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:32:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:33:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 276 states and 598 transitions. [2018-11-23 09:33:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 598 transitions. [2018-11-23 09:33:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:00,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:33:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:00,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 278 states and 599 transitions. [2018-11-23 09:33:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 599 transitions. [2018-11-23 09:33:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:33:00,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:33:00,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:00,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 279 states and 600 transitions. [2018-11-23 09:33:00,853 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 600 transitions. [2018-11-23 09:33:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:00,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:00,874 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 09:33:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 284 states and 608 transitions. [2018-11-23 09:33:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 608 transitions. [2018-11-23 09:33:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:01,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,302 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 09:33:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 289 states and 616 transitions. [2018-11-23 09:33:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 616 transitions. [2018-11-23 09:33:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 09:33:01,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,544 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 09:33:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 287 states and 612 transitions. [2018-11-23 09:33:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 612 transitions. [2018-11-23 09:33:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 09:33:01,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,575 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:33:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 288 states and 613 transitions. [2018-11-23 09:33:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 613 transitions. [2018-11-23 09:33:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 09:33:01,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:33:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 289 states and 614 transitions. [2018-11-23 09:33:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 614 transitions. [2018-11-23 09:33:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 09:33:01,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,638 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 09:33:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 290 states and 615 transitions. [2018-11-23 09:33:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 615 transitions. [2018-11-23 09:33:01,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 09:33:01,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:01,697 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 09:33:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 291 states and 618 transitions. [2018-11-23 09:33:01,992 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 618 transitions. [2018-11-23 09:33:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 09:33:01,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:33:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 297 states and 632 transitions. [2018-11-23 09:33:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 632 transitions. [2018-11-23 09:33:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:02,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:02,666 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 09:33:02,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:02,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 300 states and 636 transitions. [2018-11-23 09:33:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 636 transitions. [2018-11-23 09:33:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 09:33:02,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:02,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:33:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 302 states and 639 transitions. [2018-11-23 09:33:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 639 transitions. [2018-11-23 09:33:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:02,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:33:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 303 states and 639 transitions. [2018-11-23 09:33:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 639 transitions. [2018-11-23 09:33:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 09:33:03,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:33:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 304 states and 640 transitions. [2018-11-23 09:33:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 640 transitions. [2018-11-23 09:33:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 09:33:03,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 320 states and 683 transitions. [2018-11-23 09:33:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 683 transitions. [2018-11-23 09:33:05,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 09:33:05,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 322 states and 684 transitions. [2018-11-23 09:33:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 684 transitions. [2018-11-23 09:33:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:05,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 323 states and 685 transitions. [2018-11-23 09:33:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 685 transitions. [2018-11-23 09:33:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 09:33:05,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:05,816 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 09:33:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 324 states and 686 transitions. [2018-11-23 09:33:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 686 transitions. [2018-11-23 09:33:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:05,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:06,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 325 states and 689 transitions. [2018-11-23 09:33:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 689 transitions. [2018-11-23 09:33:06,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:33:06,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 328 states and 694 transitions. [2018-11-23 09:33:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 694 transitions. [2018-11-23 09:33:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:33:06,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:06,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 333 states and 702 transitions. [2018-11-23 09:33:06,635 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 702 transitions. [2018-11-23 09:33:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:33:06,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 335 states and 704 transitions. [2018-11-23 09:33:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 704 transitions. [2018-11-23 09:33:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 09:33:06,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:33:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 339 states and 712 transitions. [2018-11-23 09:33:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 712 transitions. [2018-11-23 09:33:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 09:33:07,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 09:33:07,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:07,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 340 states and 713 transitions. [2018-11-23 09:33:07,256 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 713 transitions. [2018-11-23 09:33:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 09:33:07,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:33:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 341 states and 713 transitions. [2018-11-23 09:33:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 713 transitions. [2018-11-23 09:33:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 09:33:07,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 09:33:07,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 346 states and 725 transitions. [2018-11-23 09:33:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 725 transitions. [2018-11-23 09:33:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 09:33:07,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:33:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:07,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 344 states and 721 transitions. [2018-11-23 09:33:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 721 transitions. [2018-11-23 09:33:07,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 09:33:07,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:33:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 345 states and 724 transitions. [2018-11-23 09:33:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 724 transitions. [2018-11-23 09:33:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 09:33:08,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 09:33:08,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 346 states and 724 transitions. [2018-11-23 09:33:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 724 transitions. [2018-11-23 09:33:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 09:33:08,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:33:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 348 states and 727 transitions. [2018-11-23 09:33:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 727 transitions. [2018-11-23 09:33:08,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 09:33:08,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:33:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 350 states and 729 transitions. [2018-11-23 09:33:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 729 transitions. [2018-11-23 09:33:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 09:33:08,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:08,576 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 09:33:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 348 states and 725 transitions. [2018-11-23 09:33:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 725 transitions. [2018-11-23 09:33:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 09:33:08,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:08,831 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:33:09,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 349 states and 727 transitions. [2018-11-23 09:33:09,044 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 727 transitions. [2018-11-23 09:33:09,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 09:33:09,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:33:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 350 states and 727 transitions. [2018-11-23 09:33:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 727 transitions. [2018-11-23 09:33:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 09:33:09,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,081 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 09:33:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 353 states and 734 transitions. [2018-11-23 09:33:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 734 transitions. [2018-11-23 09:33:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 09:33:09,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:33:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 355 states and 737 transitions. [2018-11-23 09:33:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 737 transitions. [2018-11-23 09:33:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 09:33:09,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:33:09,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 357 states and 740 transitions. [2018-11-23 09:33:09,425 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 740 transitions. [2018-11-23 09:33:09,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 09:33:09,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:33:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 351 states and 728 transitions. [2018-11-23 09:33:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 728 transitions. [2018-11-23 09:33:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 09:33:09,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 09:33:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 352 states and 728 transitions. [2018-11-23 09:33:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 728 transitions. [2018-11-23 09:33:09,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 09:33:09,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 09:33:09,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 353 states and 729 transitions. [2018-11-23 09:33:09,549 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 729 transitions. [2018-11-23 09:33:09,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 09:33:09,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 09:33:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 354 states and 730 transitions. [2018-11-23 09:33:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 730 transitions. [2018-11-23 09:33:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 09:33:09,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:33:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 347 states and 714 transitions. [2018-11-23 09:33:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 714 transitions. [2018-11-23 09:33:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 09:33:09,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,652 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:33:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 339 states and 699 transitions. [2018-11-23 09:33:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 699 transitions. [2018-11-23 09:33:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 09:33:09,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 09:33:10,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:10,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 339 states and 694 transitions. [2018-11-23 09:33:10,207 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 694 transitions. [2018-11-23 09:33:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 09:33:10,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 09:33:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 339 states and 687 transitions. [2018-11-23 09:33:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 687 transitions. [2018-11-23 09:33:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 09:33:10,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:33:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:33:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:33:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:33:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 131 states and 183 transitions. [2018-11-23 09:33:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions. [2018-11-23 09:33:10,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:33:10,955 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 102 iterations. [2018-11-23 09:33:10,963 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 09:33:11,277 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,281 INFO L579 CodeCheckObserver]: Invariant with dag size 19 [2018-11-23 09:33:11,282 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,282 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,282 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,283 INFO L579 CodeCheckObserver]: Invariant with dag size 19 [2018-11-23 09:33:11,283 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,283 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:33:11,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 09:33:11 ImpRootNode [2018-11-23 09:33:11,284 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 09:33:11,284 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:33:11,284 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:33:11,284 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:33:11,285 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:42" (3/4) ... [2018-11-23 09:33:11,287 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 09:33:11,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 09:33:11,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 09:33:11,296 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-11-23 09:33:11,296 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-23 09:33:11,296 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 09:33:11,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 09:33:11,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 09:33:11,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:33:11,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:33:11,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || ((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) [2018-11-23 09:33:11,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) || (pumpRunning == \old(pumpRunning) && !(systemActive == 0))) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical))) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) [2018-11-23 09:33:11,341 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_88d1e14e-464b-4ab6-bb1f-be59bdecf1c2/bin-2019/ukojak/witness.graphml [2018-11-23 09:33:11,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:33:11,342 INFO L168 Benchmark]: Toolchain (without parser) took 29347.33 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 598.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -93.8 MB). Peak memory consumption was 504.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:33:11,343 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-23 09:33:11,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:33:11,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.93 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. [2018-11-23 09:33:11,343 INFO L168 Benchmark]: Boogie Preprocessor took 18.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:33:11,343 INFO L168 Benchmark]: RCFGBuilder took 594.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:33:11,344 INFO L168 Benchmark]: CodeCheck took 28286.19 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 458.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 469.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:33:11,344 INFO L168 Benchmark]: Witness Printer took 56.93 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:33:11,345 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 74 locations, 1 error locations. SAFE Result, 27.9s OverallTime, 102 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1054800800 SDtfs, -2141369264 SDslu, 415118360 SDs, 0 SdLazy, 1918966266 SolverSat, -865384486 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 103.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56370 GetRequests, 55447 SyntacticMatches, 447 SemanticMatches, 476 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110328 ImplicationChecksByTransitivity, 22.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 4737 NumberOfCodeBlocks, 4737 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 4636 ConstructedInterpolants, 0 QuantifiedInterpolants, 454295 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 101 InterpolantComputations, 89 PerfectInterpolantSequences, 1884/1938 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 940]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || ((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || (pumpRunning == \old(pumpRunning) && !(systemActive == 0))) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical))) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 348.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 594.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. * CodeCheck took 28286.19 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 458.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 469.1 MB. Max. memory is 11.5 GB. * Witness Printer took 56.93 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...