./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:29:50,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:29:50,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:29:50,278 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:29:50,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:29:50,279 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:29:50,280 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:29:50,281 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:29:50,282 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:29:50,282 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:29:50,283 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:29:50,283 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:29:50,283 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:29:50,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:29:50,284 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:29:50,285 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:29:50,285 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:29:50,286 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:29:50,287 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:29:50,288 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:29:50,289 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:29:50,290 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:29:50,291 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:29:50,291 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:29:50,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:29:50,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:29:50,293 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:29:50,293 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:29:50,294 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:29:50,294 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:29:50,294 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:29:50,295 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:29:50,295 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:29:50,295 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:29:50,296 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:29:50,296 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:29:50,296 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:29:50,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:29:50,304 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:29:50,305 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:29:50,305 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:29:50,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:29:50,305 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:29:50,306 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:29:50,306 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:29:50,307 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:29:50,307 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:29:50,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:29:50,308 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:29:50,308 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:29:50,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:29:50,309 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_375d97cb-e433-4f27-96b6-36c84d39e019/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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2018-12-08 13:29:50,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:29:50,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:29:50,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:29:50,338 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:29:50,338 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:29:50,339 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-12-08 13:29:50,378 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/data/108787fd8/f6efaf0b73a049acbb04e5e3c2a6c54d/FLAGfae43eb38 [2018-12-08 13:29:50,871 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:29:50,871 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-12-08 13:29:50,879 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/data/108787fd8/f6efaf0b73a049acbb04e5e3c2a6c54d/FLAGfae43eb38 [2018-12-08 13:29:50,887 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/data/108787fd8/f6efaf0b73a049acbb04e5e3c2a6c54d [2018-12-08 13:29:50,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:29:50,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:29:50,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:29:50,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:29:50,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:29:50,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:29:50" (1/1) ... [2018-12-08 13:29:50,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:50, skipping insertion in model container [2018-12-08 13:29:50,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:29:50" (1/1) ... [2018-12-08 13:29:50,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:29:50,925 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:29:51,109 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:29:51,114 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:29:51,215 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:29:51,228 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:29:51,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51 WrapperNode [2018-12-08 13:29:51,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:29:51,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:29:51,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:29:51,229 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:29:51,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:29:51,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:29:51,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:29:51,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:29:51,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... [2018-12-08 13:29:51,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:29:51,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:29:51,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:29:51,300 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:29:51,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:29:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:29:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:29:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:29:52,345 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:29:52,345 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 13:29:52,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:29:52 BoogieIcfgContainer [2018-12-08 13:29:52,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:29:52,346 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:29:52,346 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:29:52,353 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:29:52,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:29:52" (1/1) ... [2018-12-08 13:29:52,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:29:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 13:29:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 13:29:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 13:29:52,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:52,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:52,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-08 13:29:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-08 13:29:52,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 13:29:52,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:52,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 242 states and 330 transitions. [2018-12-08 13:29:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 330 transitions. [2018-12-08 13:29:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 13:29:53,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 247 states and 340 transitions. [2018-12-08 13:29:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 340 transitions. [2018-12-08 13:29:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 13:29:53,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 252 states and 349 transitions. [2018-12-08 13:29:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 349 transitions. [2018-12-08 13:29:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 13:29:54,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:29:54,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2018-12-08 13:29:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2018-12-08 13:29:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 13:29:54,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,244 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:54,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 259 states and 357 transitions. [2018-12-08 13:29:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 357 transitions. [2018-12-08 13:29:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 13:29:54,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:54,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 262 states and 360 transitions. [2018-12-08 13:29:54,364 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 360 transitions. [2018-12-08 13:29:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 13:29:54,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:29:54,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 267 states and 368 transitions. [2018-12-08 13:29:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 368 transitions. [2018-12-08 13:29:54,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 13:29:54,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 280 states and 392 transitions. [2018-12-08 13:29:54,859 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 392 transitions. [2018-12-08 13:29:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:29:54,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 286 states and 406 transitions. [2018-12-08 13:29:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 406 transitions. [2018-12-08 13:29:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:29:55,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 288 states and 409 transitions. [2018-12-08 13:29:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 409 transitions. [2018-12-08 13:29:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 13:29:55,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 302 states and 432 transitions. [2018-12-08 13:29:55,560 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 432 transitions. [2018-12-08 13:29:55,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 13:29:55,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 306 states and 438 transitions. [2018-12-08 13:29:55,762 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 438 transitions. [2018-12-08 13:29:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 13:29:55,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,777 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 310 states and 443 transitions. [2018-12-08 13:29:55,801 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 443 transitions. [2018-12-08 13:29:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 13:29:55,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:29:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 311 states and 443 transitions. [2018-12-08 13:29:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 443 transitions. [2018-12-08 13:29:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 13:29:55,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 314 states and 450 transitions. [2018-12-08 13:29:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 450 transitions. [2018-12-08 13:29:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 13:29:55,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:29:56,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 315 states and 452 transitions. [2018-12-08 13:29:56,089 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 452 transitions. [2018-12-08 13:29:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 13:29:56,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:56,102 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 320 states and 458 transitions. [2018-12-08 13:29:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 458 transitions. [2018-12-08 13:29:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:29:56,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 337 states and 482 transitions. [2018-12-08 13:29:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 482 transitions. [2018-12-08 13:29:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:29:56,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 341 states and 487 transitions. [2018-12-08 13:29:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 487 transitions. [2018-12-08 13:29:56,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:29:56,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 343 states and 489 transitions. [2018-12-08 13:29:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 489 transitions. [2018-12-08 13:29:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 13:29:56,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:56,964 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 356 states and 509 transitions. [2018-12-08 13:29:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 509 transitions. [2018-12-08 13:29:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 13:29:57,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 360 states and 514 transitions. [2018-12-08 13:29:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 514 transitions. [2018-12-08 13:29:57,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:29:57,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 366 states and 525 transitions. [2018-12-08 13:29:57,999 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 525 transitions. [2018-12-08 13:29:57,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:29:57,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:29:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 367 states and 525 transitions. [2018-12-08 13:29:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 525 transitions. [2018-12-08 13:29:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:29:58,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 390 states and 556 transitions. [2018-12-08 13:29:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 556 transitions. [2018-12-08 13:29:58,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 13:29:58,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:29:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 395 states and 571 transitions. [2018-12-08 13:29:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 571 transitions. [2018-12-08 13:29:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 13:29:59,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 401 states and 578 transitions. [2018-12-08 13:29:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 578 transitions. [2018-12-08 13:29:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:29:59,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 416 states and 598 transitions. [2018-12-08 13:29:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 598 transitions. [2018-12-08 13:29:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:29:59,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:29:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 419 states and 601 transitions. [2018-12-08 13:29:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 601 transitions. [2018-12-08 13:29:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:29:59,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:29:59,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:29:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 422 states and 604 transitions. [2018-12-08 13:29:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 604 transitions. [2018-12-08 13:29:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:29:59,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:29:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:29:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 425 states and 608 transitions. [2018-12-08 13:30:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 608 transitions. [2018-12-08 13:30:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:30:00,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 427 states and 609 transitions. [2018-12-08 13:30:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 609 transitions. [2018-12-08 13:30:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:30:00,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 434 states and 617 transitions. [2018-12-08 13:30:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 617 transitions. [2018-12-08 13:30:00,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:30:00,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:00,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 445 states and 633 transitions. [2018-12-08 13:30:00,612 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 633 transitions. [2018-12-08 13:30:00,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:30:00,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:01,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:01,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 451 states and 649 transitions. [2018-12-08 13:30:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 649 transitions. [2018-12-08 13:30:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-08 13:30:01,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 469 states and 671 transitions. [2018-12-08 13:30:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 671 transitions. [2018-12-08 13:30:01,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 13:30:01,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 470 states and 673 transitions. [2018-12-08 13:30:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 673 transitions. [2018-12-08 13:30:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 13:30:02,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:02,146 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 472 states and 674 transitions. [2018-12-08 13:30:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 674 transitions. [2018-12-08 13:30:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 13:30:02,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:30:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 485 states and 687 transitions. [2018-12-08 13:30:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 687 transitions. [2018-12-08 13:30:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:30:02,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 492 states and 695 transitions. [2018-12-08 13:30:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 695 transitions. [2018-12-08 13:30:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 13:30:02,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:30:02,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 525 states and 737 transitions. [2018-12-08 13:30:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 737 transitions. [2018-12-08 13:30:02,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 13:30:02,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:03,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 536 states and 750 transitions. [2018-12-08 13:30:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 750 transitions. [2018-12-08 13:30:03,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 13:30:03,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 541 states and 757 transitions. [2018-12-08 13:30:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 757 transitions. [2018-12-08 13:30:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 13:30:03,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:04,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 543 states and 758 transitions. [2018-12-08 13:30:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 758 transitions. [2018-12-08 13:30:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 13:30:04,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 564 states and 782 transitions. [2018-12-08 13:30:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 782 transitions. [2018-12-08 13:30:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 13:30:04,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 571 states and 792 transitions. [2018-12-08 13:30:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 792 transitions. [2018-12-08 13:30:05,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 13:30:05,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 575 states and 796 transitions. [2018-12-08 13:30:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 796 transitions. [2018-12-08 13:30:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 13:30:05,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:05,400 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 592 states and 817 transitions. [2018-12-08 13:30:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 817 transitions. [2018-12-08 13:30:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 13:30:05,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:30:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:06,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 597 states and 822 transitions. [2018-12-08 13:30:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 822 transitions. [2018-12-08 13:30:06,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 13:30:06,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 607 states and 832 transitions. [2018-12-08 13:30:06,259 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 832 transitions. [2018-12-08 13:30:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 13:30:06,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:06,275 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 645 states and 876 transitions. [2018-12-08 13:30:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 876 transitions. [2018-12-08 13:30:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 13:30:07,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 648 states and 879 transitions. [2018-12-08 13:30:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 879 transitions. [2018-12-08 13:30:07,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 13:30:07,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 649 states and 880 transitions. [2018-12-08 13:30:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 880 transitions. [2018-12-08 13:30:07,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 13:30:07,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:30:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 658 states and 888 transitions. [2018-12-08 13:30:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 888 transitions. [2018-12-08 13:30:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 13:30:07,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:30:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 667 states and 896 transitions. [2018-12-08 13:30:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 896 transitions. [2018-12-08 13:30:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 13:30:07,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 13:30:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 668 states and 898 transitions. [2018-12-08 13:30:07,885 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 898 transitions. [2018-12-08 13:30:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 13:30:07,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 692 states and 923 transitions. [2018-12-08 13:30:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 923 transitions. [2018-12-08 13:30:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 13:30:08,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 741 states and 981 transitions. [2018-12-08 13:30:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 981 transitions. [2018-12-08 13:30:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:30:10,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 744 states and 983 transitions. [2018-12-08 13:30:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 983 transitions. [2018-12-08 13:30:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:30:10,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:10,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 745 states and 985 transitions. [2018-12-08 13:30:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 985 transitions. [2018-12-08 13:30:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:30:10,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 749 states and 989 transitions. [2018-12-08 13:30:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 989 transitions. [2018-12-08 13:30:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 13:30:10,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 13:30:10,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 762 states and 1003 transitions. [2018-12-08 13:30:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1003 transitions. [2018-12-08 13:30:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 13:30:10,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:30:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 763 states and 1003 transitions. [2018-12-08 13:30:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1003 transitions. [2018-12-08 13:30:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-08 13:30:11,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:30:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 764 states and 1003 transitions. [2018-12-08 13:30:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1003 transitions. [2018-12-08 13:30:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:30:11,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:30:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 768 states and 1009 transitions. [2018-12-08 13:30:11,362 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1009 transitions. [2018-12-08 13:30:11,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:30:11,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:11,377 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:30:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 772 states and 1013 transitions. [2018-12-08 13:30:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1013 transitions. [2018-12-08 13:30:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:30:11,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:11,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 789 states and 1033 transitions. [2018-12-08 13:30:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1033 transitions. [2018-12-08 13:30:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 13:30:11,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 834 states and 1080 transitions. [2018-12-08 13:30:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1080 transitions. [2018-12-08 13:30:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 13:30:12,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:30:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 853 states and 1102 transitions. [2018-12-08 13:30:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1102 transitions. [2018-12-08 13:30:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 13:30:12,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:30:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 854 states and 1103 transitions. [2018-12-08 13:30:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1103 transitions. [2018-12-08 13:30:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:30:12,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:13,009 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 866 states and 1115 transitions. [2018-12-08 13:30:13,320 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1115 transitions. [2018-12-08 13:30:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 13:30:13,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 899 states and 1153 transitions. [2018-12-08 13:30:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1153 transitions. [2018-12-08 13:30:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:30:13,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:30:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 904 states and 1161 transitions. [2018-12-08 13:30:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1161 transitions. [2018-12-08 13:30:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:30:14,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 906 states and 1163 transitions. [2018-12-08 13:30:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1163 transitions. [2018-12-08 13:30:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:30:14,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 923 states and 1182 transitions. [2018-12-08 13:30:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1182 transitions. [2018-12-08 13:30:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:30:14,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 950 states and 1213 transitions. [2018-12-08 13:30:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1213 transitions. [2018-12-08 13:30:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:30:14,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 13:30:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 964 states and 1229 transitions. [2018-12-08 13:30:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1229 transitions. [2018-12-08 13:30:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:30:15,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 976 states and 1241 transitions. [2018-12-08 13:30:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1241 transitions. [2018-12-08 13:30:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 13:30:15,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:30:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 993 states and 1258 transitions. [2018-12-08 13:30:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1258 transitions. [2018-12-08 13:30:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 13:30:15,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:15,722 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:30:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1001 states and 1265 transitions. [2018-12-08 13:30:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1265 transitions. [2018-12-08 13:30:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 13:30:16,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:30:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1003 states and 1267 transitions. [2018-12-08 13:30:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1267 transitions. [2018-12-08 13:30:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 13:30:16,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1041 states and 1309 transitions. [2018-12-08 13:30:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1309 transitions. [2018-12-08 13:30:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 13:30:16,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:17,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1074 states and 1342 transitions. [2018-12-08 13:30:17,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1342 transitions. [2018-12-08 13:30:17,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:30:17,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:17,608 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1135 states and 1411 transitions. [2018-12-08 13:30:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1411 transitions. [2018-12-08 13:30:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:30:19,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:19,379 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1170 states and 1449 transitions. [2018-12-08 13:30:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1449 transitions. [2018-12-08 13:30:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:30:20,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1181 states and 1461 transitions. [2018-12-08 13:30:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1461 transitions. [2018-12-08 13:30:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:30:20,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1185 states and 1466 transitions. [2018-12-08 13:30:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1466 transitions. [2018-12-08 13:30:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:30:20,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1188 states and 1469 transitions. [2018-12-08 13:30:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1469 transitions. [2018-12-08 13:30:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:30:20,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1225 states and 1512 transitions. [2018-12-08 13:30:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1512 transitions. [2018-12-08 13:30:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 13:30:21,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:22,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1230 states and 1521 transitions. [2018-12-08 13:30:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1521 transitions. [2018-12-08 13:30:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 13:30:22,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:22,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1238 states and 1530 transitions. [2018-12-08 13:30:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1530 transitions. [2018-12-08 13:30:22,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:22,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1297 states and 1598 transitions. [2018-12-08 13:30:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1598 transitions. [2018-12-08 13:30:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:26,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1311 states and 1620 transitions. [2018-12-08 13:30:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1620 transitions. [2018-12-08 13:30:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:28,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:28,713 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1333 states and 1647 transitions. [2018-12-08 13:30:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1647 transitions. [2018-12-08 13:30:29,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:29,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:30:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1335 states and 1652 transitions. [2018-12-08 13:30:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1652 transitions. [2018-12-08 13:30:29,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:29,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:29,686 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:30,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1379 states and 1699 transitions. [2018-12-08 13:30:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1699 transitions. [2018-12-08 13:30:30,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:30:30,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:31,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1391 states and 1711 transitions. [2018-12-08 13:30:31,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1711 transitions. [2018-12-08 13:30:31,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:30:31,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1407 states and 1729 transitions. [2018-12-08 13:30:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1729 transitions. [2018-12-08 13:30:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:30:32,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:33,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1420 states and 1743 transitions. [2018-12-08 13:30:33,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1743 transitions. [2018-12-08 13:30:33,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:30:33,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:30:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1424 states and 1746 transitions. [2018-12-08 13:30:33,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1746 transitions. [2018-12-08 13:30:33,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:30:33,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:30:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1428 states and 1749 transitions. [2018-12-08 13:30:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1749 transitions. [2018-12-08 13:30:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:30:33,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:30:34,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:34,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1439 states and 1760 transitions. [2018-12-08 13:30:34,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1760 transitions. [2018-12-08 13:30:34,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:30:34,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:30:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:34,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1443 states and 1763 transitions. [2018-12-08 13:30:34,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1763 transitions. [2018-12-08 13:30:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:30:34,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:34,444 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:30:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1448 states and 1772 transitions. [2018-12-08 13:30:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1772 transitions. [2018-12-08 13:30:35,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:30:35,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:35,158 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 13:30:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1527 states and 1865 transitions. [2018-12-08 13:30:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1865 transitions. [2018-12-08 13:30:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 13:30:36,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:30:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1533 states and 1870 transitions. [2018-12-08 13:30:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1870 transitions. [2018-12-08 13:30:36,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 13:30:36,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:30:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1536 states and 1873 transitions. [2018-12-08 13:30:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1873 transitions. [2018-12-08 13:30:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 13:30:36,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:37,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1543 states and 1882 transitions. [2018-12-08 13:30:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1882 transitions. [2018-12-08 13:30:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 13:30:37,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1547 states and 1886 transitions. [2018-12-08 13:30:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1886 transitions. [2018-12-08 13:30:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 13:30:38,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:38,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1561 states and 1901 transitions. [2018-12-08 13:30:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1901 transitions. [2018-12-08 13:30:38,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 13:30:38,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 13:30:39,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1565 states and 1904 transitions. [2018-12-08 13:30:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1904 transitions. [2018-12-08 13:30:39,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 13:30:39,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 13:30:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1572 states and 1917 transitions. [2018-12-08 13:30:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1917 transitions. [2018-12-08 13:30:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 13:30:39,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 13:30:40,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1573 states and 1919 transitions. [2018-12-08 13:30:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1919 transitions. [2018-12-08 13:30:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 13:30:40,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 13:30:40,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:40,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1574 states and 1921 transitions. [2018-12-08 13:30:40,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1921 transitions. [2018-12-08 13:30:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 13:30:40,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1603 states and 1957 transitions. [2018-12-08 13:30:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1957 transitions. [2018-12-08 13:30:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 13:30:41,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:30:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1622 states and 1976 transitions. [2018-12-08 13:30:42,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1976 transitions. [2018-12-08 13:30:42,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 13:30:42,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:30:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:42,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1625 states and 1979 transitions. [2018-12-08 13:30:42,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1979 transitions. [2018-12-08 13:30:42,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:30:42,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1680 states and 2045 transitions. [2018-12-08 13:30:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2045 transitions. [2018-12-08 13:30:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:30:43,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:43,655 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1696 states and 2063 transitions. [2018-12-08 13:30:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2063 transitions. [2018-12-08 13:30:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:30:43,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1709 states and 2077 transitions. [2018-12-08 13:30:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2077 transitions. [2018-12-08 13:30:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:30:44,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1728 states and 2095 transitions. [2018-12-08 13:30:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2095 transitions. [2018-12-08 13:30:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:30:44,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1747 states and 2115 transitions. [2018-12-08 13:30:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2115 transitions. [2018-12-08 13:30:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:30:45,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:45,036 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:30:45,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1754 states and 2121 transitions. [2018-12-08 13:30:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2121 transitions. [2018-12-08 13:30:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:30:45,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:30:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:45,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1758 states and 2124 transitions. [2018-12-08 13:30:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2124 transitions. [2018-12-08 13:30:45,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:30:45,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-08 13:30:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:45,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1764 states and 2130 transitions. [2018-12-08 13:30:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2130 transitions. [2018-12-08 13:30:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:30:45,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:48,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1798 states and 2175 transitions. [2018-12-08 13:30:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2175 transitions. [2018-12-08 13:30:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:30:48,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1801 states and 2176 transitions. [2018-12-08 13:30:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2176 transitions. [2018-12-08 13:30:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:30:48,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:30:49,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:49,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1805 states and 2179 transitions. [2018-12-08 13:30:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2179 transitions. [2018-12-08 13:30:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:30:49,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:30:49,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1816 states and 2190 transitions. [2018-12-08 13:30:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2190 transitions. [2018-12-08 13:30:49,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:30:49,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:30:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1820 states and 2193 transitions. [2018-12-08 13:30:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2193 transitions. [2018-12-08 13:30:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:30:49,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:30:51,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1856 states and 2233 transitions. [2018-12-08 13:30:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2233 transitions. [2018-12-08 13:30:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:30:51,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:30:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1860 states and 2238 transitions. [2018-12-08 13:30:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2238 transitions. [2018-12-08 13:30:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:30:51,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:30:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1863 states and 2241 transitions. [2018-12-08 13:30:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2241 transitions. [2018-12-08 13:30:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:30:51,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:52,033 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:30:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1867 states and 2245 transitions. [2018-12-08 13:30:52,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2245 transitions. [2018-12-08 13:30:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:30:52,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:30:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1870 states and 2248 transitions. [2018-12-08 13:30:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2248 transitions. [2018-12-08 13:30:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 13:30:52,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:30:52,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:52,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1874 states and 2251 transitions. [2018-12-08 13:30:52,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2251 transitions. [2018-12-08 13:30:52,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:30:52,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:30:53,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1896 states and 2277 transitions. [2018-12-08 13:30:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2277 transitions. [2018-12-08 13:30:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:30:53,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:30:54,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:54,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1899 states and 2280 transitions. [2018-12-08 13:30:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2280 transitions. [2018-12-08 13:30:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 13:30:54,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 13:30:57,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1983 states and 2381 transitions. [2018-12-08 13:30:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2381 transitions. [2018-12-08 13:30:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 13:30:57,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:57,640 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 13:30:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2002 states and 2404 transitions. [2018-12-08 13:30:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2404 transitions. [2018-12-08 13:30:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-08 13:30:58,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 13:30:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:58,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2020 states and 2421 transitions. [2018-12-08 13:30:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2421 transitions. [2018-12-08 13:30:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-08 13:30:58,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 13:30:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:30:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2036 states and 2438 transitions. [2018-12-08 13:30:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2438 transitions. [2018-12-08 13:30:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:30:59,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:30:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:30:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:31:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2096 states and 2518 transitions. [2018-12-08 13:31:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2518 transitions. [2018-12-08 13:31:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:31:04,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:04,946 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:31:07,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2102 states and 2523 transitions. [2018-12-08 13:31:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2523 transitions. [2018-12-08 13:31:07,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:31:07,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:31:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2103 states and 2523 transitions. [2018-12-08 13:31:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2523 transitions. [2018-12-08 13:31:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:31:07,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:07,821 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:31:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2104 states and 2523 transitions. [2018-12-08 13:31:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2523 transitions. [2018-12-08 13:31:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:31:08,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:31:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2105 states and 2524 transitions. [2018-12-08 13:31:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2524 transitions. [2018-12-08 13:31:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:31:08,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 13:31:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2160 states and 2587 transitions. [2018-12-08 13:31:11,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2587 transitions. [2018-12-08 13:31:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:11,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 13:31:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2198 states and 2627 transitions. [2018-12-08 13:31:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2627 transitions. [2018-12-08 13:31:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:13,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 13:31:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2233 states and 2662 transitions. [2018-12-08 13:31:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2662 transitions. [2018-12-08 13:31:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:14,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 13:31:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2297 states and 2728 transitions. [2018-12-08 13:31:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2728 transitions. [2018-12-08 13:31:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:18,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 13:31:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2309 states and 2739 transitions. [2018-12-08 13:31:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2739 transitions. [2018-12-08 13:31:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:18,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 13:31:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2310 states and 2742 transitions. [2018-12-08 13:31:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2742 transitions. [2018-12-08 13:31:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:18,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2380 states and 2834 transitions. [2018-12-08 13:31:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2834 transitions. [2018-12-08 13:31:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:34,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2396 states and 2846 transitions. [2018-12-08 13:31:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2846 transitions. [2018-12-08 13:31:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:36,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:36,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2402 states and 2851 transitions. [2018-12-08 13:31:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2851 transitions. [2018-12-08 13:31:36,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:36,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:37,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2411 states and 2859 transitions. [2018-12-08 13:31:37,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2859 transitions. [2018-12-08 13:31:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:31:37,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:37,724 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:31:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2420 states and 2867 transitions. [2018-12-08 13:31:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2867 transitions. [2018-12-08 13:31:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-08 13:31:38,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:38,177 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-08 13:31:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2464 states and 2911 transitions. [2018-12-08 13:31:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2911 transitions. [2018-12-08 13:31:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-08 13:31:38,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 13:31:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2478 states and 2924 transitions. [2018-12-08 13:31:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 2924 transitions. [2018-12-08 13:31:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 13:31:38,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 13:31:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2513 states and 2960 transitions. [2018-12-08 13:31:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2960 transitions. [2018-12-08 13:31:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 13:31:39,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 13:31:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2532 states and 2979 transitions. [2018-12-08 13:31:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 2979 transitions. [2018-12-08 13:31:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:40,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:41,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2539 states and 2990 transitions. [2018-12-08 13:31:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2990 transitions. [2018-12-08 13:31:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:41,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:41,387 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2540 states and 2990 transitions. [2018-12-08 13:31:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2990 transitions. [2018-12-08 13:31:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:41,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2541 states and 2991 transitions. [2018-12-08 13:31:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2991 transitions. [2018-12-08 13:31:42,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:42,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:42,184 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2542 states and 2991 transitions. [2018-12-08 13:31:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2991 transitions. [2018-12-08 13:31:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:42,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:42,579 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2543 states and 2991 transitions. [2018-12-08 13:31:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2991 transitions. [2018-12-08 13:31:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 13:31:42,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 13:31:43,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2546 states and 2993 transitions. [2018-12-08 13:31:43,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2993 transitions. [2018-12-08 13:31:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 13:31:43,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 166 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 13:31:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2616 states and 3072 transitions. [2018-12-08 13:31:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3072 transitions. [2018-12-08 13:31:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 13:31:48,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 166 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 13:31:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2621 states and 3084 transitions. [2018-12-08 13:31:49,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3084 transitions. [2018-12-08 13:31:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 13:31:49,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 13:31:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 2700 states and 3165 transitions. [2018-12-08 13:31:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3165 transitions. [2018-12-08 13:31:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 13:31:50,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:31:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:31:50,421 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-08 13:31:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:31:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2671 states and 3154 transitions. [2018-12-08 13:31:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 3154 transitions. [2018-12-08 13:31:56,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:31:56,218 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 174 iterations. [2018-12-08 13:31:56,224 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:31:57,936 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-08 13:31:58,390 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-08 13:31:58,536 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 18 [2018-12-08 13:31:59,613 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 18 [2018-12-08 13:31:59,715 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 18 [2018-12-08 13:32:01,268 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-08 13:32:01,370 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 18 [2018-12-08 13:32:01,650 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 18 [2018-12-08 13:32:01,832 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:32:01,834 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-08 13:32:01,839 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-08 13:32:01,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:32:01 ImpRootNode [2018-12-08 13:32:01,840 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:32:01,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:32:01,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:32:01,841 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:32:01,841 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:29:52" (3/4) ... [2018-12-08 13:32:01,844 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:32:01,855 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 13:32:01,855 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 13:32:01,856 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 13:32:01,856 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 13:32:01,916 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_375d97cb-e433-4f27-96b6-36c84d39e019/bin-2019/ukojak/witness.graphml [2018-12-08 13:32:01,916 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:32:01,917 INFO L168 Benchmark]: Toolchain (without parser) took 131027.89 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 957.1 MB in the beginning and 1.3 GB in the end (delta: -387.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,917 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:32:01,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.16 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,918 INFO L168 Benchmark]: Boogie Preprocessor took 28.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:32:01,918 INFO L168 Benchmark]: RCFGBuilder took 1046.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.0 MB in the end (delta: 226.3 MB). Peak memory consumption was 226.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,919 INFO L168 Benchmark]: CodeCheck took 129494.11 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 900.0 MB in the beginning and 1.4 GB in the end (delta: -477.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,919 INFO L168 Benchmark]: Witness Printer took 75.63 ms. Allocated memory is still 2.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:01,920 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 1 procedures, 227 locations, 1 error locations. SAFE Result, 123.8s OverallTime, 174 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1050656 SDtfs, -2103729790 SDslu, -528972418 SDs, 0 SdLazy, -1192230924 SolverSat, 894538240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 485.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181310 GetRequests, 178404 SyntacticMatches, 1548 SemanticMatches, 1358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234828 ImplicationChecksByTransitivity, 106.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 26859 NumberOfCodeBlocks, 26859 NumberOfCodeBlocksAsserted, 173 NumberOfCheckSat, 26686 ConstructedInterpolants, 0 QuantifiedInterpolants, 12806243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 173 InterpolantComputations, 139 PerfectInterpolantSequences, 17944/18527 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: 577]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a28 == 7) || !(a17 == 7)) || (((a19 == 1 && a21 == 1) && a25 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a28 == 7) || !(a17 == 7)) || (((a19 == 1 && a21 == 1) && a25 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.16 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1046.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.0 MB in the end (delta: 226.3 MB). Peak memory consumption was 226.3 MB. Max. memory is 11.5 GB. * CodeCheck took 129494.11 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 900.0 MB in the beginning and 1.4 GB in the end (delta: -477.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 75.63 ms. Allocated memory is still 2.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...