./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/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 b933e5eb5edc3f9dba2cad9f501770deba788f6d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:34:22,423 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:34:22,424 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:34:22,432 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:34:22,432 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:34:22,433 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:34:22,433 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:34:22,435 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:34:22,436 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:34:22,436 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:34:22,437 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:34:22,437 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:34:22,438 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:34:22,439 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:34:22,440 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:34:22,440 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:34:22,441 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:34:22,442 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:34:22,443 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:34:22,445 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:34:22,445 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:34:22,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:34:22,448 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:34:22,448 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:34:22,448 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:34:22,449 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:34:22,450 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:34:22,450 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:34:22,451 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:34:22,452 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:34:22,452 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:34:22,452 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:34:22,452 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:34:22,453 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:34:22,453 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:34:22,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:34:22,454 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 09:34:22,464 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:34:22,465 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:34:22,465 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:34:22,465 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 09:34:22,466 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:34:22,466 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:34:22,466 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:34:22,466 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:34:22,466 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:34:22,467 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:34:22,468 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:34:22,468 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 09:34:22,468 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 09:34:22,468 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:34:22,468 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:34:22,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:34:22,468 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:34:22,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:34:22,469 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:34:22,469 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 09:34:22,469 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:34:22,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:34:22,469 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_5b81ede5-151c-4d8c-97e9-529552f15551/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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2018-11-23 09:34:22,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:34:22,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:34:22,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:34:22,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:34:22,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:34:22,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-11-23 09:34:22,552 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/data/dba921f1a/5317ec2525cb4f22a049e3fdc7325d69/FLAGf5017136c [2018-11-23 09:34:22,941 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:34:22,941 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-11-23 09:34:22,950 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/data/dba921f1a/5317ec2525cb4f22a049e3fdc7325d69/FLAGf5017136c [2018-11-23 09:34:23,321 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/data/dba921f1a/5317ec2525cb4f22a049e3fdc7325d69 [2018-11-23 09:34:23,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:34:23,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:34:23,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:34:23,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:34:23,327 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:34:23,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e0ba07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23, skipping insertion in model container [2018-11-23 09:34:23,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:34:23,373 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:34:23,585 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:34:23,589 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:34:23,655 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:34:23,668 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:34:23,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23 WrapperNode [2018-11-23 09:34:23,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:34:23,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:34:23,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:34:23,669 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:34:23,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:34:23,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:34:23,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:34:23,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:34:23,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... [2018-11-23 09:34:23,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:34:23,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:34:23,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:34:23,817 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:34:23,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:34:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 09:34:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:34:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:34:25,466 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:34:25,467 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 09:34:25,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:25 BoogieIcfgContainer [2018-11-23 09:34:25,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:34:25,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 09:34:25,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 09:34:25,475 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 09:34:25,476 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:25" (1/1) ... [2018-11-23 09:34:25,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:34:25,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:25,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 09:34:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 09:34:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 09:34:25,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:26,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-23 09:34:26,273 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-23 09:34:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 09:34:26,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:26,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 242 states and 327 transitions. [2018-11-23 09:34:26,857 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 327 transitions. [2018-11-23 09:34:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 09:34:26,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:26,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 246 states and 333 transitions. [2018-11-23 09:34:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 333 transitions. [2018-11-23 09:34:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 09:34:27,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:34:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 255 states and 348 transitions. [2018-11-23 09:34:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 348 transitions. [2018-11-23 09:34:27,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 09:34:27,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 264 states and 364 transitions. [2018-11-23 09:34:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 364 transitions. [2018-11-23 09:34:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 09:34:27,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 267 states and 367 transitions. [2018-11-23 09:34:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 367 transitions. [2018-11-23 09:34:27,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 09:34:27,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:34:27,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2018-11-23 09:34:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2018-11-23 09:34:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 09:34:27,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,836 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:34:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 272 states and 377 transitions. [2018-11-23 09:34:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 377 transitions. [2018-11-23 09:34:27,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 09:34:27,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:34:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 275 states and 380 transitions. [2018-11-23 09:34:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 380 transitions. [2018-11-23 09:34:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 09:34:28,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:34:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 278 states and 384 transitions. [2018-11-23 09:34:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2018-11-23 09:34:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 09:34:28,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:28,343 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-11-23 09:34:28,735 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-11-23 09:34:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 09:34:28,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:28,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:28,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 302 states and 422 transitions. [2018-11-23 09:34:28,836 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 422 transitions. [2018-11-23 09:34:28,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 09:34:28,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:29,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 316 states and 441 transitions. [2018-11-23 09:34:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 441 transitions. [2018-11-23 09:34:29,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 09:34:29,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 319 states and 446 transitions. [2018-11-23 09:34:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 446 transitions. [2018-11-23 09:34:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 09:34:29,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 321 states and 448 transitions. [2018-11-23 09:34:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 448 transitions. [2018-11-23 09:34:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 09:34:29,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 325 states and 455 transitions. [2018-11-23 09:34:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 455 transitions. [2018-11-23 09:34:29,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 09:34:29,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:29,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 328 states and 459 transitions. [2018-11-23 09:34:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 459 transitions. [2018-11-23 09:34:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 09:34:29,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:29,909 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 331 states and 462 transitions. [2018-11-23 09:34:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 462 transitions. [2018-11-23 09:34:30,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 09:34:30,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 335 states and 467 transitions. [2018-11-23 09:34:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 467 transitions. [2018-11-23 09:34:30,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 09:34:30,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:30,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 358 states and 498 transitions. [2018-11-23 09:34:30,959 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 498 transitions. [2018-11-23 09:34:30,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 09:34:30,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 437 states and 581 transitions. [2018-11-23 09:34:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 581 transitions. [2018-11-23 09:34:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 09:34:31,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 442 states and 587 transitions. [2018-11-23 09:34:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 587 transitions. [2018-11-23 09:34:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:31,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 464 states and 617 transitions. [2018-11-23 09:34:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 617 transitions. [2018-11-23 09:34:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:32,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 467 states and 620 transitions. [2018-11-23 09:34:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 620 transitions. [2018-11-23 09:34:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:33,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:33,113 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 470 states and 623 transitions. [2018-11-23 09:34:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 623 transitions. [2018-11-23 09:34:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:33,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 473 states and 626 transitions. [2018-11-23 09:34:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 626 transitions. [2018-11-23 09:34:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:33,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 478 states and 631 transitions. [2018-11-23 09:34:33,718 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 631 transitions. [2018-11-23 09:34:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 09:34:33,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:34,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 483 states and 635 transitions. [2018-11-23 09:34:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 635 transitions. [2018-11-23 09:34:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 09:34:34,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 489 states and 643 transitions. [2018-11-23 09:34:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 643 transitions. [2018-11-23 09:34:34,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 09:34:34,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 521 states and 689 transitions. [2018-11-23 09:34:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 689 transitions. [2018-11-23 09:34:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 09:34:36,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 524 states and 692 transitions. [2018-11-23 09:34:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 692 transitions. [2018-11-23 09:34:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 09:34:36,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:36,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 527 states and 695 transitions. [2018-11-23 09:34:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 695 transitions. [2018-11-23 09:34:36,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 09:34:36,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 09:34:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 529 states and 696 transitions. [2018-11-23 09:34:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 696 transitions. [2018-11-23 09:34:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 09:34:36,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 539 states and 710 transitions. [2018-11-23 09:34:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 710 transitions. [2018-11-23 09:34:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 09:34:37,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 553 states and 727 transitions. [2018-11-23 09:34:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 727 transitions. [2018-11-23 09:34:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 09:34:38,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:38,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 574 states and 750 transitions. [2018-11-23 09:34:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 750 transitions. [2018-11-23 09:34:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 09:34:38,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:39,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 590 states and 771 transitions. [2018-11-23 09:34:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 771 transitions. [2018-11-23 09:34:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 09:34:39,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:34:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 593 states and 773 transitions. [2018-11-23 09:34:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 773 transitions. [2018-11-23 09:34:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 09:34:39,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:39,391 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 597 states and 779 transitions. [2018-11-23 09:34:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 779 transitions. [2018-11-23 09:34:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 09:34:39,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:39,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 600 states and 782 transitions. [2018-11-23 09:34:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 782 transitions. [2018-11-23 09:34:39,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 09:34:39,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 09:34:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 619 states and 805 transitions. [2018-11-23 09:34:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 805 transitions. [2018-11-23 09:34:40,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 09:34:40,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,419 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 624 states and 809 transitions. [2018-11-23 09:34:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 809 transitions. [2018-11-23 09:34:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 09:34:40,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 629 states and 814 transitions. [2018-11-23 09:34:40,594 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 814 transitions. [2018-11-23 09:34:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 09:34:40,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 630 states and 815 transitions. [2018-11-23 09:34:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 815 transitions. [2018-11-23 09:34:40,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 09:34:40,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,677 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:40,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 654 states and 842 transitions. [2018-11-23 09:34:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 842 transitions. [2018-11-23 09:34:40,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 09:34:40,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:40,785 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 673 states and 864 transitions. [2018-11-23 09:34:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 864 transitions. [2018-11-23 09:34:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 09:34:41,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 09:34:41,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:41,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 680 states and 871 transitions. [2018-11-23 09:34:41,758 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 871 transitions. [2018-11-23 09:34:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 09:34:41,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:41,782 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 681 states and 872 transitions. [2018-11-23 09:34:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 872 transitions. [2018-11-23 09:34:41,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 09:34:41,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 703 states and 894 transitions. [2018-11-23 09:34:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 894 transitions. [2018-11-23 09:34:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 09:34:42,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:34:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:42,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 705 states and 896 transitions. [2018-11-23 09:34:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 896 transitions. [2018-11-23 09:34:42,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 09:34:42,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 09:34:43,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 734 states and 931 transitions. [2018-11-23 09:34:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 931 transitions. [2018-11-23 09:34:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 09:34:43,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,096 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 751 states and 948 transitions. [2018-11-23 09:34:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 948 transitions. [2018-11-23 09:34:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 09:34:43,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 09:34:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 753 states and 949 transitions. [2018-11-23 09:34:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 949 transitions. [2018-11-23 09:34:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 09:34:43,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 09:34:43,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 760 states and 956 transitions. [2018-11-23 09:34:43,377 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 956 transitions. [2018-11-23 09:34:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 09:34:43,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 762 states and 957 transitions. [2018-11-23 09:34:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 957 transitions. [2018-11-23 09:34:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 09:34:43,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 791 states and 988 transitions. [2018-11-23 09:34:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 988 transitions. [2018-11-23 09:34:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 09:34:43,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:43,778 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 806 states and 1004 transitions. [2018-11-23 09:34:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1004 transitions. [2018-11-23 09:34:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 09:34:44,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:44,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 808 states and 1006 transitions. [2018-11-23 09:34:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1006 transitions. [2018-11-23 09:34:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 09:34:44,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 814 states and 1018 transitions. [2018-11-23 09:34:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1018 transitions. [2018-11-23 09:34:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 09:34:45,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 09:34:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 872 states and 1080 transitions. [2018-11-23 09:34:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1080 transitions. [2018-11-23 09:34:45,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 09:34:45,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:45,984 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:46,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 882 states and 1096 transitions. [2018-11-23 09:34:46,592 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1096 transitions. [2018-11-23 09:34:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:34:46,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:46,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:46,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 904 states and 1121 transitions. [2018-11-23 09:34:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1121 transitions. [2018-11-23 09:34:46,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:34:46,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:46,735 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 09:34:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 905 states and 1125 transitions. [2018-11-23 09:34:46,764 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1125 transitions. [2018-11-23 09:34:46,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 09:34:46,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 911 states and 1135 transitions. [2018-11-23 09:34:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1135 transitions. [2018-11-23 09:34:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 09:34:47,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 931 states and 1158 transitions. [2018-11-23 09:34:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1158 transitions. [2018-11-23 09:34:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 09:34:47,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:49,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 954 states and 1193 transitions. [2018-11-23 09:34:49,797 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1193 transitions. [2018-11-23 09:34:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 09:34:49,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 960 states and 1200 transitions. [2018-11-23 09:34:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1200 transitions. [2018-11-23 09:34:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 09:34:50,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 966 states and 1207 transitions. [2018-11-23 09:34:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1207 transitions. [2018-11-23 09:34:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 09:34:50,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:50,805 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 970 states and 1212 transitions. [2018-11-23 09:34:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1212 transitions. [2018-11-23 09:34:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 09:34:50,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 09:34:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:51,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 975 states and 1216 transitions. [2018-11-23 09:34:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1216 transitions. [2018-11-23 09:34:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 09:34:51,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:34:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:51,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 987 states and 1227 transitions. [2018-11-23 09:34:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1227 transitions. [2018-11-23 09:34:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 09:34:51,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 09:34:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 991 states and 1231 transitions. [2018-11-23 09:34:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1231 transitions. [2018-11-23 09:34:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 09:34:51,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 993 states and 1234 transitions. [2018-11-23 09:34:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1234 transitions. [2018-11-23 09:34:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 09:34:52,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:34:52,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1018 states and 1259 transitions. [2018-11-23 09:34:52,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1259 transitions. [2018-11-23 09:34:52,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 09:34:52,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:52,911 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1025 states and 1268 transitions. [2018-11-23 09:34:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1268 transitions. [2018-11-23 09:34:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 09:34:53,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1030 states and 1273 transitions. [2018-11-23 09:34:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1273 transitions. [2018-11-23 09:34:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 09:34:53,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:54,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1035 states and 1277 transitions. [2018-11-23 09:34:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1277 transitions. [2018-11-23 09:34:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 09:34:54,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 09:34:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1054 states and 1297 transitions. [2018-11-23 09:34:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1297 transitions. [2018-11-23 09:34:54,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 09:34:54,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 09:34:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1066 states and 1308 transitions. [2018-11-23 09:34:54,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1308 transitions. [2018-11-23 09:34:54,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 09:34:54,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:34:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1072 states and 1314 transitions. [2018-11-23 09:34:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1314 transitions. [2018-11-23 09:34:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 09:34:54,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1073 states and 1314 transitions. [2018-11-23 09:34:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1314 transitions. [2018-11-23 09:34:54,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 09:34:54,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,513 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1075 states and 1315 transitions. [2018-11-23 09:34:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1315 transitions. [2018-11-23 09:34:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:34:54,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 09:34:55,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:55,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1085 states and 1333 transitions. [2018-11-23 09:34:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1333 transitions. [2018-11-23 09:34:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:34:55,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 09:34:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1088 states and 1336 transitions. [2018-11-23 09:34:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1336 transitions. [2018-11-23 09:34:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:34:56,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:56,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1089 states and 1337 transitions. [2018-11-23 09:34:56,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1337 transitions. [2018-11-23 09:34:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:34:56,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:34:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:56,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1092 states and 1340 transitions. [2018-11-23 09:34:56,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1340 transitions. [2018-11-23 09:34:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 09:34:56,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:34:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1095 states and 1343 transitions. [2018-11-23 09:34:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1343 transitions. [2018-11-23 09:34:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 09:34:56,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 09:34:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1100 states and 1351 transitions. [2018-11-23 09:34:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1351 transitions. [2018-11-23 09:34:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 09:34:57,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 09:34:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1105 states and 1355 transitions. [2018-11-23 09:34:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1355 transitions. [2018-11-23 09:34:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:34:57,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 09:34:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1134 states and 1384 transitions. [2018-11-23 09:34:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1384 transitions. [2018-11-23 09:34:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:34:57,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1164 states and 1417 transitions. [2018-11-23 09:34:58,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1417 transitions. [2018-11-23 09:34:58,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:34:58,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:58,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1167 states and 1420 transitions. [2018-11-23 09:34:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1420 transitions. [2018-11-23 09:34:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:34:58,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:58,843 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:34:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:34:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1170 states and 1423 transitions. [2018-11-23 09:34:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1423 transitions. [2018-11-23 09:34:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:34:59,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:34:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:34:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:04,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1266 states and 1539 transitions. [2018-11-23 09:35:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1539 transitions. [2018-11-23 09:35:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:35:04,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:05,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1277 states and 1553 transitions. [2018-11-23 09:35:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1553 transitions. [2018-11-23 09:35:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:35:05,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:05,833 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1279 states and 1554 transitions. [2018-11-23 09:35:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1554 transitions. [2018-11-23 09:35:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 09:35:06,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 09:35:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1285 states and 1561 transitions. [2018-11-23 09:35:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1561 transitions. [2018-11-23 09:35:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 09:35:06,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:06,910 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:35:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1310 states and 1591 transitions. [2018-11-23 09:35:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1591 transitions. [2018-11-23 09:35:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 09:35:07,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:35:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1311 states and 1594 transitions. [2018-11-23 09:35:07,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1594 transitions. [2018-11-23 09:35:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 09:35:07,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:35:08,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1314 states and 1597 transitions. [2018-11-23 09:35:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1597 transitions. [2018-11-23 09:35:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 09:35:08,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:35:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1317 states and 1600 transitions. [2018-11-23 09:35:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1600 transitions. [2018-11-23 09:35:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 09:35:08,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:35:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1320 states and 1603 transitions. [2018-11-23 09:35:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1603 transitions. [2018-11-23 09:35:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 09:35:08,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 09:35:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1327 states and 1611 transitions. [2018-11-23 09:35:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1611 transitions. [2018-11-23 09:35:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 09:35:09,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 09:35:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1329 states and 1613 transitions. [2018-11-23 09:35:10,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1613 transitions. [2018-11-23 09:35:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 09:35:10,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:10,050 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 09:35:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1333 states and 1617 transitions. [2018-11-23 09:35:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1617 transitions. [2018-11-23 09:35:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 09:35:10,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1335 states and 1621 transitions. [2018-11-23 09:35:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1621 transitions. [2018-11-23 09:35:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 09:35:10,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:10,863 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:11,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1337 states and 1623 transitions. [2018-11-23 09:35:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1623 transitions. [2018-11-23 09:35:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 09:35:11,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:35:11,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1339 states and 1625 transitions. [2018-11-23 09:35:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1625 transitions. [2018-11-23 09:35:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 09:35:11,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 09:35:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1356 states and 1641 transitions. [2018-11-23 09:35:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1641 transitions. [2018-11-23 09:35:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 09:35:11,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 09:35:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1394 states and 1681 transitions. [2018-11-23 09:35:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1681 transitions. [2018-11-23 09:35:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 09:35:11,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 8 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 09:35:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1473 states and 1760 transitions. [2018-11-23 09:35:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1760 transitions. [2018-11-23 09:35:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 09:35:12,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 09:35:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1476 states and 1762 transitions. [2018-11-23 09:35:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1762 transitions. [2018-11-23 09:35:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 09:35:12,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 09:35:13,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1477 states and 1763 transitions. [2018-11-23 09:35:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1763 transitions. [2018-11-23 09:35:13,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 09:35:13,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 09:35:13,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1480 states and 1766 transitions. [2018-11-23 09:35:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1766 transitions. [2018-11-23 09:35:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 09:35:13,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:13,478 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:35:13,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1484 states and 1770 transitions. [2018-11-23 09:35:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1770 transitions. [2018-11-23 09:35:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 09:35:13,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 09:35:14,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1526 states and 1813 transitions. [2018-11-23 09:35:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1813 transitions. [2018-11-23 09:35:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 09:35:14,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:14,071 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-23 09:35:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:14,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1605 states and 1894 transitions. [2018-11-23 09:35:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1894 transitions. [2018-11-23 09:35:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 09:35:14,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 09:35:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1622 states and 1921 transitions. [2018-11-23 09:35:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1921 transitions. [2018-11-23 09:35:16,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 09:35:16,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 09:35:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1628 states and 1927 transitions. [2018-11-23 09:35:17,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1927 transitions. [2018-11-23 09:35:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 09:35:17,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 09:35:17,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:17,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1630 states and 1928 transitions. [2018-11-23 09:35:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1928 transitions. [2018-11-23 09:35:17,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 09:35:17,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 09:35:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1633 states and 1931 transitions. [2018-11-23 09:35:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1931 transitions. [2018-11-23 09:35:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 09:35:18,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 09:35:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1636 states and 1933 transitions. [2018-11-23 09:35:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1933 transitions. [2018-11-23 09:35:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 09:35:18,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 09:35:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1708 states and 2009 transitions. [2018-11-23 09:35:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2009 transitions. [2018-11-23 09:35:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 09:35:19,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:19,715 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 09:35:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:19,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1631 states and 1919 transitions. [2018-11-23 09:35:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1919 transitions. [2018-11-23 09:35:19,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 09:35:19,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:19,856 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 366 proven. 4 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-23 09:35:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1648 states and 1942 transitions. [2018-11-23 09:35:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1942 transitions. [2018-11-23 09:35:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 09:35:20,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 366 proven. 4 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-23 09:35:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1653 states and 1947 transitions. [2018-11-23 09:35:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1947 transitions. [2018-11-23 09:35:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 09:35:21,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-11-23 09:35:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1668 states and 1965 transitions. [2018-11-23 09:35:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1965 transitions. [2018-11-23 09:35:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 09:35:22,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:35:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:35:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-11-23 09:35:22,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:35:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1587 states and 1882 transitions. [2018-11-23 09:35:22,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1882 transitions. [2018-11-23 09:35:22,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:35:22,407 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 129 iterations. [2018-11-23 09:35:22,413 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 09:35:22,852 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 26 [2018-11-23 09:35:24,058 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-11-23 09:35:24,473 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-11-23 09:35:26,299 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-11-23 09:35:27,018 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-11-23 09:35:27,438 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:35:27,440 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-23 09:35:27,447 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-23 09:35:27,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 09:35:27 ImpRootNode [2018-11-23 09:35:27,448 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 09:35:27,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:35:27,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:35:27,449 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:35:27,449 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:25" (3/4) ... [2018-11-23 09:35:27,453 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:35:27,467 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-11-23 09:35:27,468 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 09:35:27,469 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 09:35:27,471 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:35:27,555 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5b81ede5-151c-4d8c-97e9-529552f15551/bin-2019/ukojak/witness.graphml [2018-11-23 09:35:27,555 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:35:27,556 INFO L168 Benchmark]: Toolchain (without parser) took 64231.63 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 957.0 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 582.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,557 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:35:27,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.96 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.6 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 924.6 MB in the beginning and 1.2 GB in the end (delta: -228.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,557 INFO L168 Benchmark]: Boogie Preprocessor took 41.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,557 INFO L168 Benchmark]: RCFGBuilder took 1650.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.2 MB in the end (delta: 248.7 MB). Peak memory consumption was 248.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,558 INFO L168 Benchmark]: CodeCheck took 61980.96 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 901.2 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,558 INFO L168 Benchmark]: Witness Printer took 106.22 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-11-23 09:35:27,559 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, 56.9s OverallTime, 129 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1913238064 SDtfs, 627570128 SDslu, -1069769696 SDs, 0 SdLazy, -517435024 SolverSat, -1050087056 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 289.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131897 GetRequests, 129810 SyntacticMatches, 1281 SemanticMatches, 806 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453037 ImplicationChecksByTransitivity, 45.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 20849 NumberOfCodeBlocks, 20849 NumberOfCodeBlocksAsserted, 128 NumberOfCheckSat, 20721 ConstructedInterpolants, 0 QuantifiedInterpolants, 8557539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 128 InterpolantComputations, 101 PerfectInterpolantSequences, 16335/16735 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: 508]: 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: (((((a11 == 1 && !(a28 == 10)) || (!(a17 == 8) && a11 == 1)) || (!(a28 == 11) && !(a28 == 10))) || a25 == 1) || (a28 == 10 && !(a11 == 1))) || (!(a19 == 1) && !(a28 == 10)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((a25 == 1 || (!(a28 == 11) && !(a28 == 10))) || (a28 == 10 && !(a11 == 1))) || (!(a17 == 8) && a11 == 1)) || (!(a19 == 1) && !(a28 == 10))) || (a11 == 1 && !(a28 == 10)) * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.96 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.6 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 924.6 MB in the beginning and 1.2 GB in the end (delta: -228.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1650.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.2 MB in the end (delta: 248.7 MB). Peak memory consumption was 248.7 MB. Max. memory is 11.5 GB. * CodeCheck took 61980.96 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 901.2 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 106.22 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...