./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label16_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_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 07:55:40,219 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:55:40,220 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:55:40,226 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:55:40,226 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:55:40,227 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:55:40,228 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:55:40,229 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:55:40,230 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:55:40,231 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:55:40,231 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:55:40,232 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:55:40,232 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:55:40,233 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:55:40,234 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:55:40,234 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:55:40,235 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:55:40,236 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:55:40,237 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:55:40,239 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:55:40,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:55:40,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:55:40,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:55:40,242 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:55:40,243 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:55:40,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:55:40,244 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:55:40,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:55:40,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:55:40,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:55:40,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:55:40,246 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:55:40,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:55:40,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:55:40,247 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:55:40,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:55:40,248 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:55:40,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:55:40,255 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:55:40,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:55:40,256 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:55:40,257 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:55:40,257 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:55:40,257 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:55:40,257 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:55:40,257 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:55:40,257 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:55:40,258 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:55:40,259 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:55:40,259 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:55:40,259 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:55:40,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:55:40,259 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:55:40,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:55:40,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:55:40,260 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:55:40,260 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:55:40,260 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:55:40,260 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:55:40,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:55:40,260 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_51bc8796-309a-48d4-88ec-9c97676ffab2/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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2018-11-23 07:55:40,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:55:40,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:55:40,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:55:40,297 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:55:40,297 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:55:40,298 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c [2018-11-23 07:55:40,342 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/data/bddd7148d/4fa1b31b3a2f4030b11835fed56dae44/FLAG81408d5ee [2018-11-23 07:55:40,803 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:55:40,803 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c [2018-11-23 07:55:40,811 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/data/bddd7148d/4fa1b31b3a2f4030b11835fed56dae44/FLAG81408d5ee [2018-11-23 07:55:41,317 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/data/bddd7148d/4fa1b31b3a2f4030b11835fed56dae44 [2018-11-23 07:55:41,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:55:41,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:55:41,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:55:41,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:55:41,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:55:41,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e5f2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41, skipping insertion in model container [2018-11-23 07:55:41,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:55:41,372 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:55:41,615 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:55:41,619 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:55:41,684 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:55:41,697 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:55:41,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41 WrapperNode [2018-11-23 07:55:41,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:55:41,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:55:41,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:55:41,698 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:55:41,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:55:41,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:55:41,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:55:41,818 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:55:41,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... [2018-11-23 07:55:41,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:55:41,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:55:41,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:55:41,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:55:41,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/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 07:55:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:55:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:55:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:55:43,327 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:55:43,327 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:55:43,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:43 BoogieIcfgContainer [2018-11-23 07:55:43,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:55:43,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:55:43,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:55:43,335 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:55:43,336 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:43" (1/1) ... [2018-11-23 07:55:43,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:55:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:43,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 07:55:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 07:55:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 07:55:43,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:43,641 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 07:55:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2018-11-23 07:55:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2018-11-23 07:55:43,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 07:55:43,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:44,103 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 07:55:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 314 transitions. [2018-11-23 07:55:44,514 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 314 transitions. [2018-11-23 07:55:44,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 07:55:44,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 220 states and 326 transitions. [2018-11-23 07:55:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 326 transitions. [2018-11-23 07:55:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 07:55:44,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:45,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:45,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 290 states and 408 transitions. [2018-11-23 07:55:45,212 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 408 transitions. [2018-11-23 07:55:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:55:45,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 293 states and 412 transitions. [2018-11-23 07:55:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 412 transitions. [2018-11-23 07:55:45,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 07:55:45,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:45,411 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 303 states and 429 transitions. [2018-11-23 07:55:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 429 transitions. [2018-11-23 07:55:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 07:55:45,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:45,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:45,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 304 states and 431 transitions. [2018-11-23 07:55:45,911 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 431 transitions. [2018-11-23 07:55:45,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:55:45,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:46,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:46,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 308 states and 438 transitions. [2018-11-23 07:55:46,147 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 438 transitions. [2018-11-23 07:55:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 07:55:46,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:55:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 319 states and 459 transitions. [2018-11-23 07:55:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 459 transitions. [2018-11-23 07:55:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 07:55:46,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:46,792 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:55:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 322 states and 463 transitions. [2018-11-23 07:55:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 463 transitions. [2018-11-23 07:55:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 07:55:46,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:46,988 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 327 states and 470 transitions. [2018-11-23 07:55:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 470 transitions. [2018-11-23 07:55:47,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 07:55:47,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:47,286 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 07:55:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 328 states and 472 transitions. [2018-11-23 07:55:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 472 transitions. [2018-11-23 07:55:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 07:55:47,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:55:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 332 states and 480 transitions. [2018-11-23 07:55:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 480 transitions. [2018-11-23 07:55:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 07:55:47,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:55:47,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:47,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 339 states and 488 transitions. [2018-11-23 07:55:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 488 transitions. [2018-11-23 07:55:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:55:47,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:47,838 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 07:55:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 350 states and 504 transitions. [2018-11-23 07:55:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 504 transitions. [2018-11-23 07:55:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:55:48,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:48,698 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 07:55:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 351 states and 504 transitions. [2018-11-23 07:55:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 504 transitions. [2018-11-23 07:55:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 07:55:48,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:48,878 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 354 states and 507 transitions. [2018-11-23 07:55:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 507 transitions. [2018-11-23 07:55:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 07:55:48,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:55:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:49,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 373 states and 535 transitions. [2018-11-23 07:55:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 535 transitions. [2018-11-23 07:55:49,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 07:55:49,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 381 states and 544 transitions. [2018-11-23 07:55:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 544 transitions. [2018-11-23 07:55:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:55:49,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:49,530 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 07:55:49,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:49,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 382 states and 545 transitions. [2018-11-23 07:55:49,539 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 545 transitions. [2018-11-23 07:55:49,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 07:55:49,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:55:49,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 397 states and 564 transitions. [2018-11-23 07:55:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 564 transitions. [2018-11-23 07:55:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:55:49,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:55:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 406 states and 585 transitions. [2018-11-23 07:55:50,261 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 585 transitions. [2018-11-23 07:55:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 07:55:50,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 425 states and 610 transitions. [2018-11-23 07:55:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 610 transitions. [2018-11-23 07:55:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:55:50,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:55:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 427 states and 612 transitions. [2018-11-23 07:55:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 612 transitions. [2018-11-23 07:55:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:55:50,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:50,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 434 states and 620 transitions. [2018-11-23 07:55:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 620 transitions. [2018-11-23 07:55:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:55:51,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:51,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:51,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 436 states and 623 transitions. [2018-11-23 07:55:51,433 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 623 transitions. [2018-11-23 07:55:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:55:51,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:51,459 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 07:55:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:51,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 437 states and 625 transitions. [2018-11-23 07:55:51,476 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 625 transitions. [2018-11-23 07:55:51,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 07:55:51,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:51,505 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:55:52,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:52,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 456 states and 646 transitions. [2018-11-23 07:55:52,162 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 646 transitions. [2018-11-23 07:55:52,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 07:55:52,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:55:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 460 states and 649 transitions. [2018-11-23 07:55:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 649 transitions. [2018-11-23 07:55:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 07:55:52,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:55:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 463 states and 653 transitions. [2018-11-23 07:55:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 653 transitions. [2018-11-23 07:55:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:55:52,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:53,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 480 states and 672 transitions. [2018-11-23 07:55:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 672 transitions. [2018-11-23 07:55:53,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:55:53,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:53,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:53,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 484 states and 675 transitions. [2018-11-23 07:55:53,299 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 675 transitions. [2018-11-23 07:55:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:55:53,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:53,315 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 07:55:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 489 states and 680 transitions. [2018-11-23 07:55:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 680 transitions. [2018-11-23 07:55:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:55:53,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 519 states and 716 transitions. [2018-11-23 07:55:54,197 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 716 transitions. [2018-11-23 07:55:54,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:55:54,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:55:54,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 523 states and 721 transitions. [2018-11-23 07:55:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 721 transitions. [2018-11-23 07:55:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 07:55:54,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 07:55:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 531 states and 729 transitions. [2018-11-23 07:55:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 729 transitions. [2018-11-23 07:55:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:55:54,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:55:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 535 states and 734 transitions. [2018-11-23 07:55:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 734 transitions. [2018-11-23 07:55:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 07:55:54,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:55:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 543 states and 742 transitions. [2018-11-23 07:55:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 742 transitions. [2018-11-23 07:55:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:55:54,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:55:55,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 544 states and 744 transitions. [2018-11-23 07:55:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 744 transitions. [2018-11-23 07:55:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:55:55,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:55:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 575 states and 783 transitions. [2018-11-23 07:55:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 783 transitions. [2018-11-23 07:55:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:55:56,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:55:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:57,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 593 states and 817 transitions. [2018-11-23 07:55:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 817 transitions. [2018-11-23 07:55:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:55:57,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:57,828 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:55:58,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 598 states and 824 transitions. [2018-11-23 07:55:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 824 transitions. [2018-11-23 07:55:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:55:58,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:55:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 601 states and 830 transitions. [2018-11-23 07:55:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 830 transitions. [2018-11-23 07:55:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:55:58,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:55:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:58,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 604 states and 833 transitions. [2018-11-23 07:55:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 833 transitions. [2018-11-23 07:55:58,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:55:58,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:55:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:55:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 612 states and 844 transitions. [2018-11-23 07:55:59,171 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 844 transitions. [2018-11-23 07:55:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:55:59,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:55:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:55:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:56:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 626 states and 870 transitions. [2018-11-23 07:56:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 870 transitions. [2018-11-23 07:56:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:56:00,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:56:00,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 634 states and 882 transitions. [2018-11-23 07:56:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 882 transitions. [2018-11-23 07:56:00,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:56:00,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:56:01,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 639 states and 888 transitions. [2018-11-23 07:56:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 888 transitions. [2018-11-23 07:56:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 07:56:01,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 674 states and 926 transitions. [2018-11-23 07:56:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 926 transitions. [2018-11-23 07:56:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 07:56:01,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 683 states and 936 transitions. [2018-11-23 07:56:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 936 transitions. [2018-11-23 07:56:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:56:02,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:02,117 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:56:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 693 states and 949 transitions. [2018-11-23 07:56:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 949 transitions. [2018-11-23 07:56:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:56:02,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:02,796 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 07:56:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 702 states and 968 transitions. [2018-11-23 07:56:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 968 transitions. [2018-11-23 07:56:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:56:03,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:04,098 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 07:56:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 705 states and 973 transitions. [2018-11-23 07:56:04,788 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 973 transitions. [2018-11-23 07:56:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:56:04,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:56:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:04,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 718 states and 986 transitions. [2018-11-23 07:56:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 986 transitions. [2018-11-23 07:56:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:56:04,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:05,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 729 states and 1002 transitions. [2018-11-23 07:56:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1002 transitions. [2018-11-23 07:56:05,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:56:05,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 732 states and 1005 transitions. [2018-11-23 07:56:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1005 transitions. [2018-11-23 07:56:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:56:06,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:06,119 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:06,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 735 states and 1009 transitions. [2018-11-23 07:56:06,344 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1009 transitions. [2018-11-23 07:56:06,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:56:06,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:08,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 777 states and 1053 transitions. [2018-11-23 07:56:08,085 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1053 transitions. [2018-11-23 07:56:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:08,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:10,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:10,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 802 states and 1087 transitions. [2018-11-23 07:56:10,276 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1087 transitions. [2018-11-23 07:56:10,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:10,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:11,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 823 states and 1113 transitions. [2018-11-23 07:56:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1113 transitions. [2018-11-23 07:56:11,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:11,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:11,589 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 830 states and 1120 transitions. [2018-11-23 07:56:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1120 transitions. [2018-11-23 07:56:12,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:12,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:12,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 833 states and 1123 transitions. [2018-11-23 07:56:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1123 transitions. [2018-11-23 07:56:12,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:12,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 843 states and 1143 transitions. [2018-11-23 07:56:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1143 transitions. [2018-11-23 07:56:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:13,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:14,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 846 states and 1148 transitions. [2018-11-23 07:56:14,169 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1148 transitions. [2018-11-23 07:56:14,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:14,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 849 states and 1153 transitions. [2018-11-23 07:56:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1153 transitions. [2018-11-23 07:56:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:14,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 850 states and 1154 transitions. [2018-11-23 07:56:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1154 transitions. [2018-11-23 07:56:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:56:14,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 855 states and 1160 transitions. [2018-11-23 07:56:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1160 transitions. [2018-11-23 07:56:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:56:14,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 07:56:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 866 states and 1176 transitions. [2018-11-23 07:56:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1176 transitions. [2018-11-23 07:56:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:56:16,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:16,673 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 07:56:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 867 states and 1176 transitions. [2018-11-23 07:56:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1176 transitions. [2018-11-23 07:56:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:56:16,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:16,887 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:17,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 874 states and 1185 transitions. [2018-11-23 07:56:17,123 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1185 transitions. [2018-11-23 07:56:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:56:17,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 890 states and 1206 transitions. [2018-11-23 07:56:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1206 transitions. [2018-11-23 07:56:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:56:18,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:18,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 901 states and 1216 transitions. [2018-11-23 07:56:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1216 transitions. [2018-11-23 07:56:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 07:56:18,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 07:56:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 906 states and 1223 transitions. [2018-11-23 07:56:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1223 transitions. [2018-11-23 07:56:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:56:18,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:56:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 913 states and 1230 transitions. [2018-11-23 07:56:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1230 transitions. [2018-11-23 07:56:18,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:56:18,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:18,954 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:56:19,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 926 states and 1246 transitions. [2018-11-23 07:56:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1246 transitions. [2018-11-23 07:56:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:56:19,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:56:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 951 states and 1289 transitions. [2018-11-23 07:56:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1289 transitions. [2018-11-23 07:56:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:56:23,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:23,329 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:56:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 968 states and 1308 transitions. [2018-11-23 07:56:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1308 transitions. [2018-11-23 07:56:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:56:24,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:56:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 977 states and 1320 transitions. [2018-11-23 07:56:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1320 transitions. [2018-11-23 07:56:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:56:24,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:25,004 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:25,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 988 states and 1335 transitions. [2018-11-23 07:56:25,328 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1335 transitions. [2018-11-23 07:56:25,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:56:25,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 991 states and 1341 transitions. [2018-11-23 07:56:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1341 transitions. [2018-11-23 07:56:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:56:25,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:56:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:25,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 998 states and 1349 transitions. [2018-11-23 07:56:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1349 transitions. [2018-11-23 07:56:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 07:56:25,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 07:56:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 999 states and 1355 transitions. [2018-11-23 07:56:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1355 transitions. [2018-11-23 07:56:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:56:25,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1010 states and 1383 transitions. [2018-11-23 07:56:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1383 transitions. [2018-11-23 07:56:28,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:56:28,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:28,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:28,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1015 states and 1392 transitions. [2018-11-23 07:56:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1392 transitions. [2018-11-23 07:56:28,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:56:28,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1025 states and 1407 transitions. [2018-11-23 07:56:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1407 transitions. [2018-11-23 07:56:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:56:29,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:56:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1030 states and 1420 transitions. [2018-11-23 07:56:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1420 transitions. [2018-11-23 07:56:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:56:31,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:56:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1038 states and 1431 transitions. [2018-11-23 07:56:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1431 transitions. [2018-11-23 07:56:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:56:32,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:56:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1041 states and 1435 transitions. [2018-11-23 07:56:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1435 transitions. [2018-11-23 07:56:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:56:33,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 07:56:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1046 states and 1446 transitions. [2018-11-23 07:56:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1446 transitions. [2018-11-23 07:56:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:56:34,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:34,139 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:56:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:34,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1058 states and 1458 transitions. [2018-11-23 07:56:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1458 transitions. [2018-11-23 07:56:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:56:34,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:56:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1084 states and 1503 transitions. [2018-11-23 07:56:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1503 transitions. [2018-11-23 07:56:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:56:35,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:56:36,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1088 states and 1510 transitions. [2018-11-23 07:56:36,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1510 transitions. [2018-11-23 07:56:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:56:36,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:56:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1092 states and 1522 transitions. [2018-11-23 07:56:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1522 transitions. [2018-11-23 07:56:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:56:37,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:56:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:39,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1146 states and 1587 transitions. [2018-11-23 07:56:39,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1587 transitions. [2018-11-23 07:56:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:56:39,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:56:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:41,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1178 states and 1621 transitions. [2018-11-23 07:56:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1621 transitions. [2018-11-23 07:56:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:56:41,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:56:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1182 states and 1624 transitions. [2018-11-23 07:56:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1624 transitions. [2018-11-23 07:56:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:56:41,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:56:42,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:42,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1196 states and 1645 transitions. [2018-11-23 07:56:42,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1645 transitions. [2018-11-23 07:56:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:56:42,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:56:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1200 states and 1650 transitions. [2018-11-23 07:56:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1650 transitions. [2018-11-23 07:56:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:56:43,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:56:43,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:43,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1204 states and 1660 transitions. [2018-11-23 07:56:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1660 transitions. [2018-11-23 07:56:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:56:43,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 07:56:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1205 states and 1661 transitions. [2018-11-23 07:56:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1661 transitions. [2018-11-23 07:56:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:56:44,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:44,689 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1239 states and 1711 transitions. [2018-11-23 07:56:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1711 transitions. [2018-11-23 07:56:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 07:56:47,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:47,765 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 07:56:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1251 states and 1730 transitions. [2018-11-23 07:56:49,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1730 transitions. [2018-11-23 07:56:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:56:49,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:51,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1269 states and 1759 transitions. [2018-11-23 07:56:51,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1759 transitions. [2018-11-23 07:56:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:56:51,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:56:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1277 states and 1766 transitions. [2018-11-23 07:56:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1766 transitions. [2018-11-23 07:56:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:56:51,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:56:54,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:54,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1312 states and 1808 transitions. [2018-11-23 07:56:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1808 transitions. [2018-11-23 07:56:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:56:54,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:56:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:55,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1320 states and 1815 transitions. [2018-11-23 07:56:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1815 transitions. [2018-11-23 07:56:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:56:55,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 07:56:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1331 states and 1836 transitions. [2018-11-23 07:56:56,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1836 transitions. [2018-11-23 07:56:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:56:56,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:56,723 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 07:56:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1335 states and 1840 transitions. [2018-11-23 07:56:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1840 transitions. [2018-11-23 07:56:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:56:57,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:56:58,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:58,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1393 states and 1902 transitions. [2018-11-23 07:56:58,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1902 transitions. [2018-11-23 07:56:58,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 07:56:58,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 07:56:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:56:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1418 states and 1931 transitions. [2018-11-23 07:56:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1931 transitions. [2018-11-23 07:56:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 07:56:59,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:56:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:56:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 07:57:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1437 states and 1949 transitions. [2018-11-23 07:57:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1949 transitions. [2018-11-23 07:57:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 07:57:00,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 07:57:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1439 states and 1950 transitions. [2018-11-23 07:57:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1950 transitions. [2018-11-23 07:57:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 07:57:00,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:00,611 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 07:57:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1440 states and 1951 transitions. [2018-11-23 07:57:01,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1951 transitions. [2018-11-23 07:57:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 07:57:01,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 07:57:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:01,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1443 states and 1954 transitions. [2018-11-23 07:57:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1954 transitions. [2018-11-23 07:57:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:57:01,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:57:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1493 states and 2007 transitions. [2018-11-23 07:57:04,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2007 transitions. [2018-11-23 07:57:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:04,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:08,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1528 states and 2063 transitions. [2018-11-23 07:57:08,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2063 transitions. [2018-11-23 07:57:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:08,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:08,300 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:10,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1548 states and 2096 transitions. [2018-11-23 07:57:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2096 transitions. [2018-11-23 07:57:10,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:10,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:11,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1562 states and 2111 transitions. [2018-11-23 07:57:11,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 2111 transitions. [2018-11-23 07:57:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:11,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1565 states and 2112 transitions. [2018-11-23 07:57:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2112 transitions. [2018-11-23 07:57:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:11,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:11,738 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1566 states and 2114 transitions. [2018-11-23 07:57:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 2114 transitions. [2018-11-23 07:57:12,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:12,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:57:13,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1576 states and 2128 transitions. [2018-11-23 07:57:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2128 transitions. [2018-11-23 07:57:13,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:13,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:57:14,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:14,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1594 states and 2148 transitions. [2018-11-23 07:57:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2148 transitions. [2018-11-23 07:57:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:57:14,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:57:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:14,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1602 states and 2155 transitions. [2018-11-23 07:57:14,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2155 transitions. [2018-11-23 07:57:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:57:14,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:57:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1606 states and 2163 transitions. [2018-11-23 07:57:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2163 transitions. [2018-11-23 07:57:15,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:57:15,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:15,140 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 07:57:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:15,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1610 states and 2167 transitions. [2018-11-23 07:57:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2167 transitions. [2018-11-23 07:57:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:57:15,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 07:57:16,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:16,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1617 states and 2174 transitions. [2018-11-23 07:57:16,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2174 transitions. [2018-11-23 07:57:16,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:16,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 164 proven. 69 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:57:20,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1661 states and 2234 transitions. [2018-11-23 07:57:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2234 transitions. [2018-11-23 07:57:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:20,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 164 proven. 69 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:57:22,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:22,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1683 states and 2255 transitions. [2018-11-23 07:57:22,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2255 transitions. [2018-11-23 07:57:22,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:22,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 07:57:28,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1709 states and 2287 transitions. [2018-11-23 07:57:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2287 transitions. [2018-11-23 07:57:28,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:28,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 07:57:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1727 states and 2306 transitions. [2018-11-23 07:57:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2306 transitions. [2018-11-23 07:57:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:31,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 07:57:31,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1729 states and 2308 transitions. [2018-11-23 07:57:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2308 transitions. [2018-11-23 07:57:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:57:31,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 07:57:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1731 states and 2309 transitions. [2018-11-23 07:57:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2309 transitions. [2018-11-23 07:57:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 07:57:32,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 07:57:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:33,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1735 states and 2313 transitions. [2018-11-23 07:57:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2313 transitions. [2018-11-23 07:57:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:33,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 227 proven. 8 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1752 states and 2338 transitions. [2018-11-23 07:57:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2338 transitions. [2018-11-23 07:57:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:38,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 227 proven. 8 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1769 states and 2357 transitions. [2018-11-23 07:57:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2357 transitions. [2018-11-23 07:57:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:39,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 227 proven. 8 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:39,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1786 states and 2374 transitions. [2018-11-23 07:57:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2374 transitions. [2018-11-23 07:57:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:39,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 227 proven. 8 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:40,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1793 states and 2380 transitions. [2018-11-23 07:57:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2380 transitions. [2018-11-23 07:57:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:40,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 227 proven. 8 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 07:57:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:41,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1802 states and 2388 transitions. [2018-11-23 07:57:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2388 transitions. [2018-11-23 07:57:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:41,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:57:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1825 states and 2413 transitions. [2018-11-23 07:57:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2413 transitions. [2018-11-23 07:57:41,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:57:41,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:41,646 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:57:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1833 states and 2420 transitions. [2018-11-23 07:57:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2420 transitions. [2018-11-23 07:57:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 07:57:42,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:57:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1834 states and 2421 transitions. [2018-11-23 07:57:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2421 transitions. [2018-11-23 07:57:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 07:57:42,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:57:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:53,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1892 states and 2491 transitions. [2018-11-23 07:57:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2491 transitions. [2018-11-23 07:57:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 07:57:53,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:57:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:57:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1916 states and 2518 transitions. [2018-11-23 07:57:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2518 transitions. [2018-11-23 07:57:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 07:57:58,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:57:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:57:58,835 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:58:01,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:01,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1934 states and 2536 transitions. [2018-11-23 07:58:01,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2536 transitions. [2018-11-23 07:58:01,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 07:58:01,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:58:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 1953 states and 2553 transitions. [2018-11-23 07:58:03,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2553 transitions. [2018-11-23 07:58:03,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:58:03,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 177 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 07:58:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1974 states and 2574 transitions. [2018-11-23 07:58:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2574 transitions. [2018-11-23 07:58:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 07:58:04,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:58:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 1978 states and 2577 transitions. [2018-11-23 07:58:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2577 transitions. [2018-11-23 07:58:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 07:58:04,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 184 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 07:58:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:07,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2005 states and 2610 transitions. [2018-11-23 07:58:07,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2610 transitions. [2018-11-23 07:58:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:58:07,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-11-23 07:58:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2075 states and 2682 transitions. [2018-11-23 07:58:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2682 transitions. [2018-11-23 07:58:08,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:58:08,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-23 07:58:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2141 states and 2752 transitions. [2018-11-23 07:58:09,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2752 transitions. [2018-11-23 07:58:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:58:09,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:09,632 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-23 07:58:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2164 states and 2777 transitions. [2018-11-23 07:58:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2777 transitions. [2018-11-23 07:58:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:58:10,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-23 07:58:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2166 states and 2780 transitions. [2018-11-23 07:58:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2780 transitions. [2018-11-23 07:58:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 07:58:11,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 356 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:58:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2217 states and 2861 transitions. [2018-11-23 07:58:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2861 transitions. [2018-11-23 07:58:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 07:58:29,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:29,750 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 07:58:30,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2227 states and 2870 transitions. [2018-11-23 07:58:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2870 transitions. [2018-11-23 07:58:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-23 07:58:30,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 07:58:32,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2275 states and 2924 transitions. [2018-11-23 07:58:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 2924 transitions. [2018-11-23 07:58:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-23 07:58:32,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 07:58:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2298 states and 2947 transitions. [2018-11-23 07:58:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2947 transitions. [2018-11-23 07:58:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 07:58:32,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:58:40,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:40,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2352 states and 3003 transitions. [2018-11-23 07:58:40,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3003 transitions. [2018-11-23 07:58:40,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 07:58:40,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-23 07:58:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 2356 states and 3007 transitions. [2018-11-23 07:58:42,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3007 transitions. [2018-11-23 07:58:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 07:58:42,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:42,415 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-23 07:58:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2360 states and 3011 transitions. [2018-11-23 07:58:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 3011 transitions. [2018-11-23 07:58:43,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 07:58:43,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-23 07:58:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 2364 states and 3015 transitions. [2018-11-23 07:58:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 3015 transitions. [2018-11-23 07:58:44,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 07:58:44,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:58:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2375 states and 3027 transitions. [2018-11-23 07:58:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 3027 transitions. [2018-11-23 07:58:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 07:58:45,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:46,030 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:58:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:46,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2376 states and 3029 transitions. [2018-11-23 07:58:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 3029 transitions. [2018-11-23 07:58:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 07:58:46,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:58:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2377 states and 3031 transitions. [2018-11-23 07:58:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 3031 transitions. [2018-11-23 07:58:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 07:58:47,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:58:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2379 states and 3032 transitions. [2018-11-23 07:58:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 3032 transitions. [2018-11-23 07:58:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 07:58:48,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:48,434 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:58:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2380 states and 3032 transitions. [2018-11-23 07:58:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3032 transitions. [2018-11-23 07:58:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 07:58:48,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 330 proven. 41 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:58:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:58:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2410 states and 3086 transitions. [2018-11-23 07:58:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 3086 transitions. [2018-11-23 07:58:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 07:58:58,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:58:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:58:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 330 proven. 41 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:59:01,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:01,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 2424 states and 3105 transitions. [2018-11-23 07:59:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 3105 transitions. [2018-11-23 07:59:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 07:59:01,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 330 proven. 41 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:59:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2425 states and 3107 transitions. [2018-11-23 07:59:01,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 3107 transitions. [2018-11-23 07:59:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:59:01,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:59:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 2449 states and 3138 transitions. [2018-11-23 07:59:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 3138 transitions. [2018-11-23 07:59:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 07:59:06,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 351 proven. 34 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:59:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 2463 states and 3158 transitions. [2018-11-23 07:59:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 3158 transitions. [2018-11-23 07:59:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 07:59:11,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 351 proven. 34 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:59:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2467 states and 3164 transitions. [2018-11-23 07:59:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3164 transitions. [2018-11-23 07:59:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 07:59:13,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 351 proven. 34 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:59:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 2470 states and 3167 transitions. [2018-11-23 07:59:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3167 transitions. [2018-11-23 07:59:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:14,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-11-23 07:59:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2474 states and 3171 transitions. [2018-11-23 07:59:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3171 transitions. [2018-11-23 07:59:15,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:15,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:15,833 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-11-23 07:59:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2478 states and 3174 transitions. [2018-11-23 07:59:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 3174 transitions. [2018-11-23 07:59:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:17,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-11-23 07:59:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2482 states and 3178 transitions. [2018-11-23 07:59:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 3178 transitions. [2018-11-23 07:59:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:18,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-11-23 07:59:18,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:18,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2486 states and 3182 transitions. [2018-11-23 07:59:18,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3182 transitions. [2018-11-23 07:59:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:18,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2538 states and 3252 transitions. [2018-11-23 07:59:28,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3252 transitions. [2018-11-23 07:59:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:28,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:28,649 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 2563 states and 3282 transitions. [2018-11-23 07:59:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3282 transitions. [2018-11-23 07:59:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:31,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:34,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2584 states and 3314 transitions. [2018-11-23 07:59:34,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3314 transitions. [2018-11-23 07:59:34,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:34,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2595 states and 3329 transitions. [2018-11-23 07:59:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3329 transitions. [2018-11-23 07:59:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:37,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 2620 states and 3360 transitions. [2018-11-23 07:59:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 3360 transitions. [2018-11-23 07:59:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:42,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 2621 states and 3362 transitions. [2018-11-23 07:59:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3362 transitions. [2018-11-23 07:59:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:42,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:42,876 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:43,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 2623 states and 3365 transitions. [2018-11-23 07:59:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 3365 transitions. [2018-11-23 07:59:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:43,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2625 states and 3368 transitions. [2018-11-23 07:59:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3368 transitions. [2018-11-23 07:59:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:44,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:44,532 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2627 states and 3371 transitions. [2018-11-23 07:59:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 3371 transitions. [2018-11-23 07:59:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:45,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 2629 states and 3372 transitions. [2018-11-23 07:59:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 3372 transitions. [2018-11-23 07:59:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:46,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2646 states and 3389 transitions. [2018-11-23 07:59:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3389 transitions. [2018-11-23 07:59:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:48,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:48,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:48,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2655 states and 3397 transitions. [2018-11-23 07:59:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3397 transitions. [2018-11-23 07:59:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:48,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:48,955 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 2672 states and 3414 transitions. [2018-11-23 07:59:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3414 transitions. [2018-11-23 07:59:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:49,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 2675 states and 3419 transitions. [2018-11-23 07:59:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3419 transitions. [2018-11-23 07:59:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:51,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:51,175 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:52,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 2684 states and 3428 transitions. [2018-11-23 07:59:52,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3428 transitions. [2018-11-23 07:59:52,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:52,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:54,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 2698 states and 3441 transitions. [2018-11-23 07:59:54,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3441 transitions. [2018-11-23 07:59:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:54,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 2702 states and 3444 transitions. [2018-11-23 07:59:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3444 transitions. [2018-11-23 07:59:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:54,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 2706 states and 3447 transitions. [2018-11-23 07:59:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3447 transitions. [2018-11-23 07:59:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:55,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:56,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 2708 states and 3450 transitions. [2018-11-23 07:59:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 3450 transitions. [2018-11-23 07:59:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:56,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 2710 states and 3453 transitions. [2018-11-23 07:59:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3453 transitions. [2018-11-23 07:59:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:57,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:57,218 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 2711 states and 3456 transitions. [2018-11-23 07:59:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3456 transitions. [2018-11-23 07:59:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:59:57,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:59:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:59:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:59:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 2712 states and 3456 transitions. [2018-11-23 07:59:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3456 transitions. [2018-11-23 07:59:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 07:59:58,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:59:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 08:00:05,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 2720 states and 3469 transitions. [2018-11-23 08:00:05,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3469 transitions. [2018-11-23 08:00:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 08:00:05,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 08:00:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:07,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 2721 states and 3468 transitions. [2018-11-23 08:00:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3468 transitions. [2018-11-23 08:00:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 08:00:07,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 2722 states and 3471 transitions. [2018-11-23 08:00:12,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3471 transitions. [2018-11-23 08:00:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 08:00:12,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:12,547 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 2725 states and 3475 transitions. [2018-11-23 08:00:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3475 transitions. [2018-11-23 08:00:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 08:00:13,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 2728 states and 3479 transitions. [2018-11-23 08:00:15,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3479 transitions. [2018-11-23 08:00:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:15,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:16,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 2729 states and 3481 transitions. [2018-11-23 08:00:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 3481 transitions. [2018-11-23 08:00:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:16,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:17,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 2730 states and 3483 transitions. [2018-11-23 08:00:17,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3483 transitions. [2018-11-23 08:00:17,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:17,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:17,350 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2733 states and 3486 transitions. [2018-11-23 08:00:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 3486 transitions. [2018-11-23 08:00:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:18,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:19,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 2736 states and 3489 transitions. [2018-11-23 08:00:19,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3489 transitions. [2018-11-23 08:00:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:19,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 2739 states and 3492 transitions. [2018-11-23 08:00:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3492 transitions. [2018-11-23 08:00:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 08:00:20,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 08:00:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 2742 states and 3495 transitions. [2018-11-23 08:00:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3495 transitions. [2018-11-23 08:00:21,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 08:00:21,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 2753 states and 3508 transitions. [2018-11-23 08:00:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3508 transitions. [2018-11-23 08:00:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 08:00:27,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 2753 states and 3507 transitions. [2018-11-23 08:00:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3507 transitions. [2018-11-23 08:00:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 08:00:28,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 08:00:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 2746 states and 3499 transitions. [2018-11-23 08:00:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3499 transitions. [2018-11-23 08:00:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:29,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:29,402 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:33,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 2774 states and 3534 transitions. [2018-11-23 08:00:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3534 transitions. [2018-11-23 08:00:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:33,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 2779 states and 3545 transitions. [2018-11-23 08:00:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3545 transitions. [2018-11-23 08:00:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:35,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:38,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 2796 states and 3568 transitions. [2018-11-23 08:00:38,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3568 transitions. [2018-11-23 08:00:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:38,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 2811 states and 3585 transitions. [2018-11-23 08:00:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3585 transitions. [2018-11-23 08:00:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:40,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:41,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 2820 states and 3593 transitions. [2018-11-23 08:00:41,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3593 transitions. [2018-11-23 08:00:41,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 08:00:41,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 08:00:42,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 2829 states and 3601 transitions. [2018-11-23 08:00:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3601 transitions. [2018-11-23 08:00:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 08:00:42,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 08:00:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 2851 states and 3622 transitions. [2018-11-23 08:00:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3622 transitions. [2018-11-23 08:00:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 08:00:42,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 08:00:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 2855 states and 3625 transitions. [2018-11-23 08:00:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3625 transitions. [2018-11-23 08:00:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 08:00:42,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2018-11-23 08:00:46,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 2861 states and 3631 transitions. [2018-11-23 08:00:46,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3631 transitions. [2018-11-23 08:00:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 08:00:46,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:47,409 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 08:00:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 2880 states and 3660 transitions. [2018-11-23 08:00:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3660 transitions. [2018-11-23 08:00:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 08:00:51,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 08:00:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:00:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 2895 states and 3679 transitions. [2018-11-23 08:00:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3679 transitions. [2018-11-23 08:00:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 08:00:53,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:00:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:00:57,356 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 08:01:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:01:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3011 states and 3864 transitions. [2018-11-23 08:01:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3864 transitions. [2018-11-23 08:01:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 08:01:20,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:01:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:01:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 08:01:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:01:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 2782 states and 3618 transitions. [2018-11-23 08:01:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3618 transitions. [2018-11-23 08:01:30,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:01:30,504 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 226 iterations. [2018-11-23 08:01:30,511 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 08:01:30,622 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 29 [2018-11-23 08:01:30,884 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-11-23 08:01:31,123 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 34 [2018-11-23 08:01:31,296 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2018-11-23 08:01:31,545 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2018-11-23 08:01:31,783 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 53 [2018-11-23 08:01:31,955 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-23 08:01:32,164 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 24 [2018-11-23 08:01:32,294 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 33 [2018-11-23 08:01:32,520 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 53 [2018-11-23 08:01:32,790 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 53 [2018-11-23 08:01:32,996 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 51 [2018-11-23 08:01:33,172 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 31 [2018-11-23 08:01:33,402 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 36 [2018-11-23 08:01:33,645 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 34 [2018-11-23 08:01:33,802 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2018-11-23 08:01:34,619 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 33 [2018-11-23 08:01:35,080 WARN L180 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 53 [2018-11-23 08:01:35,314 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2018-11-23 08:01:35,504 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2018-11-23 08:01:35,657 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 33 [2018-11-23 08:01:35,864 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 29 [2018-11-23 08:01:36,104 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 24 [2018-11-23 08:01:36,370 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 29 [2018-11-23 08:01:36,704 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 54 [2018-11-23 08:01:37,115 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 61 [2018-11-23 08:01:37,497 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 34 [2018-11-23 08:01:37,685 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 34 [2018-11-23 08:01:37,843 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 34 [2018-11-23 08:01:37,989 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-11-23 08:01:38,211 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 51 [2018-11-23 08:01:38,212 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 08:01:38,214 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 08:01:38,218 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 08:01:38,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:01:38 ImpRootNode [2018-11-23 08:01:38,219 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 08:01:38,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:01:38,219 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:01:38,219 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:01:38,219 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:43" (3/4) ... [2018-11-23 08:01:38,221 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:01:38,233 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-11-23 08:01:38,235 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 08:01:38,235 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 08:01:38,236 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:01:38,327 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_51bc8796-309a-48d4-88ec-9c97676ffab2/bin-2019/ukojak/witness.graphml [2018-11-23 08:01:38,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:01:38,328 INFO L168 Benchmark]: Toolchain (without parser) took 357007.71 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 956.6 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,329 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:01:38,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -186.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,329 INFO L168 Benchmark]: Boogie Preprocessor took 44.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,329 INFO L168 Benchmark]: RCFGBuilder took 1465.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.9 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,330 INFO L168 Benchmark]: CodeCheck took 354890.67 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 871.9 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,330 INFO L168 Benchmark]: Witness Printer took 108.64 ms. Allocated memory is still 4.7 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. [2018-11-23 08:01:38,332 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, 198 locations, 1 error locations. SAFE Result, 347.1s OverallTime, 226 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 54288528 SDtfs, -1111419268 SDslu, 596653022 SDs, 0 SdLazy, -164711682 SolverSat, 618513616 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 865.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294715 GetRequests, 286716 SyntacticMatches, 5531 SemanticMatches, 2468 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3984716 ImplicationChecksByTransitivity, 317.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 35.5s InterpolantComputationTime, 43829 NumberOfCodeBlocks, 43829 NumberOfCodeBlocksAsserted, 225 NumberOfCheckSat, 43604 ConstructedInterpolants, 0 QuantifiedInterpolants, 41044082 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 225 InterpolantComputations, 184 PerfectInterpolantSequences, 53610/54656 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: 566]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -186.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1465.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.9 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. * CodeCheck took 354890.67 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 871.9 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 108.64 ms. Allocated memory is still 4.7 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...