./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_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_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/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 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:58:05,229 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:58:05,230 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:58:05,236 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:58:05,236 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:58:05,237 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:58:05,238 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:58:05,239 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:58:05,240 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:58:05,240 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:58:05,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:58:05,241 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:58:05,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:58:05,242 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:58:05,243 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:58:05,243 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:58:05,244 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:58:05,245 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:58:05,246 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:58:05,247 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:58:05,247 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:58:05,248 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:58:05,249 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:58:05,249 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:58:05,249 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:58:05,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:58:05,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:58:05,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:58:05,251 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:58:05,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:58:05,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:58:05,253 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:58:05,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:58:05,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:58:05,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:58:05,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:58:05,254 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 09:58:05,262 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:58:05,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:58:05,263 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:58:05,263 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 09:58:05,264 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:58:05,264 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:58:05,264 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:58:05,264 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:58:05,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:58:05,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:58:05,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:58:05,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:58:05,265 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 09:58:05,266 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 09:58:05,266 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:58:05,266 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:58:05,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:58:05,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:58:05,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:58:05,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:58:05,267 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 09:58:05,267 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:58:05,267 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:58:05,267 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_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/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 -> 3c0664b7713eb65e7600fbc10e17bb0e628a6c66 [2018-11-23 09:58:05,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:58:05,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:58:05,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:58:05,304 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:58:05,305 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:58:05,305 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-11-23 09:58:05,346 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/data/4eb8e03b9/1769dde9a3224d6eb11d1a32a63e29d7/FLAG9471e7726 [2018-11-23 09:58:05,801 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:58:05,802 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/sv-benchmarks/c/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-11-23 09:58:05,811 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/data/4eb8e03b9/1769dde9a3224d6eb11d1a32a63e29d7/FLAG9471e7726 [2018-11-23 09:58:05,823 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/data/4eb8e03b9/1769dde9a3224d6eb11d1a32a63e29d7 [2018-11-23 09:58:05,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:58:05,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:58:05,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:58:05,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:58:05,832 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:58:05,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:58:05" (1/1) ... [2018-11-23 09:58:05,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:05, skipping insertion in model container [2018-11-23 09:58:05,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:58:05" (1/1) ... [2018-11-23 09:58:05,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:58:05,878 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:58:06,097 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:58:06,101 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:58:06,166 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:58:06,234 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:58:06,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06 WrapperNode [2018-11-23 09:58:06,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:58:06,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:58:06,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:58:06,235 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:58:06,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:58:06,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:58:06,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:58:06,285 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:58:06,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... [2018-11-23 09:58:06,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:58:06,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:58:06,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:58:06,327 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:58:06,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:58:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 09:58:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 09:58:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:58:06,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:58:07,714 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:58:07,714 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 09:58:07,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:58:07 BoogieIcfgContainer [2018-11-23 09:58:07,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:58:07,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 09:58:07,715 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 09:58:07,723 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 09:58:07,723 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:58:07" (1/1) ... [2018-11-23 09:58:07,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:58:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 09:58:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 09:58:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 09:58:07,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-11-23 09:58:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-11-23 09:58:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 09:58:08,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 242 states and 323 transitions. [2018-11-23 09:58:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 323 transitions. [2018-11-23 09:58:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 09:58:08,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:58:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 243 states and 325 transitions. [2018-11-23 09:58:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 325 transitions. [2018-11-23 09:58:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 09:58:08,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:09,012 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 261 states and 347 transitions. [2018-11-23 09:58:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 347 transitions. [2018-11-23 09:58:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 09:58:09,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:09,189 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 09:58:09,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2018-11-23 09:58:09,474 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2018-11-23 09:58:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 09:58:09,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:09,505 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 09:58:09,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:09,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 286 states and 380 transitions. [2018-11-23 09:58:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 380 transitions. [2018-11-23 09:58:09,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 09:58:09,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:09,644 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 09:58:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 317 states and 419 transitions. [2018-11-23 09:58:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 419 transitions. [2018-11-23 09:58:10,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 09:58:10,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:10,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 347 states and 459 transitions. [2018-11-23 09:58:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 459 transitions. [2018-11-23 09:58:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 09:58:10,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 362 states and 478 transitions. [2018-11-23 09:58:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 478 transitions. [2018-11-23 09:58:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 09:58:10,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:10,921 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 365 states and 482 transitions. [2018-11-23 09:58:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 482 transitions. [2018-11-23 09:58:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 09:58:11,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 368 states and 486 transitions. [2018-11-23 09:58:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 486 transitions. [2018-11-23 09:58:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 09:58:11,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 371 states and 490 transitions. [2018-11-23 09:58:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 490 transitions. [2018-11-23 09:58:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 09:58:11,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 409 states and 537 transitions. [2018-11-23 09:58:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 537 transitions. [2018-11-23 09:58:12,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 09:58:12,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2018-11-23 09:58:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2018-11-23 09:58:13,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 09:58:13,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 443 states and 588 transitions. [2018-11-23 09:58:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 588 transitions. [2018-11-23 09:58:13,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 09:58:13,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 446 states and 591 transitions. [2018-11-23 09:58:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 591 transitions. [2018-11-23 09:58:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 09:58:13,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:13,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 449 states and 594 transitions. [2018-11-23 09:58:13,799 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 594 transitions. [2018-11-23 09:58:13,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 09:58:13,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 452 states and 597 transitions. [2018-11-23 09:58:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 597 transitions. [2018-11-23 09:58:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 09:58:13,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:58:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:14,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 453 states and 600 transitions. [2018-11-23 09:58:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 600 transitions. [2018-11-23 09:58:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 09:58:14,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:14,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 454 states and 602 transitions. [2018-11-23 09:58:14,374 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 602 transitions. [2018-11-23 09:58:14,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 09:58:14,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 487 states and 639 transitions. [2018-11-23 09:58:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 639 transitions. [2018-11-23 09:58:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 09:58:14,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:15,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 513 states and 668 transitions. [2018-11-23 09:58:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 668 transitions. [2018-11-23 09:58:15,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 09:58:15,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 528 states and 684 transitions. [2018-11-23 09:58:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 684 transitions. [2018-11-23 09:58:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 09:58:16,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:16,635 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 539 states and 694 transitions. [2018-11-23 09:58:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 694 transitions. [2018-11-23 09:58:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 09:58:16,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:17,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 542 states and 697 transitions. [2018-11-23 09:58:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 697 transitions. [2018-11-23 09:58:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 09:58:17,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 555 states and 713 transitions. [2018-11-23 09:58:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 713 transitions. [2018-11-23 09:58:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 09:58:17,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 567 states and 724 transitions. [2018-11-23 09:58:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 724 transitions. [2018-11-23 09:58:17,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 09:58:17,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:17,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 576 states and 733 transitions. [2018-11-23 09:58:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 733 transitions. [2018-11-23 09:58:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 09:58:17,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 580 states and 746 transitions. [2018-11-23 09:58:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 746 transitions. [2018-11-23 09:58:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 09:58:18,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 583 states and 751 transitions. [2018-11-23 09:58:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 751 transitions. [2018-11-23 09:58:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 09:58:18,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 586 states and 757 transitions. [2018-11-23 09:58:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 757 transitions. [2018-11-23 09:58:18,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 09:58:18,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:19,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 589 states and 762 transitions. [2018-11-23 09:58:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 762 transitions. [2018-11-23 09:58:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 09:58:19,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:58:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 590 states and 764 transitions. [2018-11-23 09:58:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 764 transitions. [2018-11-23 09:58:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 09:58:19,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 09:58:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 594 states and 768 transitions. [2018-11-23 09:58:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 768 transitions. [2018-11-23 09:58:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 09:58:19,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 600 states and 774 transitions. [2018-11-23 09:58:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 774 transitions. [2018-11-23 09:58:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 09:58:19,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 09:58:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 602 states and 776 transitions. [2018-11-23 09:58:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 776 transitions. [2018-11-23 09:58:19,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 09:58:19,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 641 states and 818 transitions. [2018-11-23 09:58:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 818 transitions. [2018-11-23 09:58:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 09:58:19,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 686 states and 865 transitions. [2018-11-23 09:58:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 865 transitions. [2018-11-23 09:58:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:58:21,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 690 states and 873 transitions. [2018-11-23 09:58:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 873 transitions. [2018-11-23 09:58:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:58:21,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:21,502 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 693 states and 876 transitions. [2018-11-23 09:58:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 876 transitions. [2018-11-23 09:58:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:58:21,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:21,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 696 states and 879 transitions. [2018-11-23 09:58:21,801 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 879 transitions. [2018-11-23 09:58:21,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:58:21,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 714 states and 901 transitions. [2018-11-23 09:58:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 901 transitions. [2018-11-23 09:58:22,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 09:58:22,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:22,480 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 09:58:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 715 states and 904 transitions. [2018-11-23 09:58:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 904 transitions. [2018-11-23 09:58:22,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 09:58:22,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:22,537 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 770 states and 960 transitions. [2018-11-23 09:58:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 960 transitions. [2018-11-23 09:58:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 09:58:22,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 773 states and 963 transitions. [2018-11-23 09:58:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 963 transitions. [2018-11-23 09:58:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 09:58:22,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:23,019 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:58:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 774 states and 966 transitions. [2018-11-23 09:58:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 966 transitions. [2018-11-23 09:58:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 09:58:23,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:23,206 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 09:58:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 885 states and 1108 transitions. [2018-11-23 09:58:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1108 transitions. [2018-11-23 09:58:24,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 09:58:24,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 09:58:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 941 states and 1171 transitions. [2018-11-23 09:58:25,085 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1171 transitions. [2018-11-23 09:58:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 09:58:25,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 09:58:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 954 states and 1185 transitions. [2018-11-23 09:58:25,432 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1185 transitions. [2018-11-23 09:58:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 09:58:25,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 09:58:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:25,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 965 states and 1195 transitions. [2018-11-23 09:58:25,707 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1195 transitions. [2018-11-23 09:58:25,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 09:58:25,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:25,741 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:26,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 975 states and 1207 transitions. [2018-11-23 09:58:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1207 transitions. [2018-11-23 09:58:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:58:26,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1002 states and 1233 transitions. [2018-11-23 09:58:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1233 transitions. [2018-11-23 09:58:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 09:58:26,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1048 states and 1285 transitions. [2018-11-23 09:58:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1285 transitions. [2018-11-23 09:58:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 09:58:27,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:27,488 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 09:58:27,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:27,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1060 states and 1297 transitions. [2018-11-23 09:58:27,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1297 transitions. [2018-11-23 09:58:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 09:58:27,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:27,796 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 09:58:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:28,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1072 states and 1308 transitions. [2018-11-23 09:58:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1308 transitions. [2018-11-23 09:58:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 09:58:28,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 09:58:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:28,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1085 states and 1325 transitions. [2018-11-23 09:58:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1325 transitions. [2018-11-23 09:58:28,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 09:58:28,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:58:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1143 states and 1386 transitions. [2018-11-23 09:58:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1386 transitions. [2018-11-23 09:58:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 09:58:29,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1161 states and 1407 transitions. [2018-11-23 09:58:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1407 transitions. [2018-11-23 09:58:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 09:58:30,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:30,129 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1164 states and 1410 transitions. [2018-11-23 09:58:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1410 transitions. [2018-11-23 09:58:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 09:58:30,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1167 states and 1417 transitions. [2018-11-23 09:58:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1417 transitions. [2018-11-23 09:58:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:58:30,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:58:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1236 states and 1487 transitions. [2018-11-23 09:58:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1487 transitions. [2018-11-23 09:58:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 09:58:31,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 09:58:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1249 states and 1499 transitions. [2018-11-23 09:58:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1499 transitions. [2018-11-23 09:58:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:58:31,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1262 states and 1511 transitions. [2018-11-23 09:58:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1511 transitions. [2018-11-23 09:58:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:58:31,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1275 states and 1523 transitions. [2018-11-23 09:58:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1523 transitions. [2018-11-23 09:58:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:58:31,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:58:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1278 states and 1526 transitions. [2018-11-23 09:58:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1526 transitions. [2018-11-23 09:58:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 09:58:32,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 09:58:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1279 states and 1526 transitions. [2018-11-23 09:58:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1526 transitions. [2018-11-23 09:58:32,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 09:58:32,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:58:32,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:32,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1285 states and 1532 transitions. [2018-11-23 09:58:32,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1532 transitions. [2018-11-23 09:58:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 09:58:32,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 09:58:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1291 states and 1537 transitions. [2018-11-23 09:58:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1537 transitions. [2018-11-23 09:58:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 09:58:32,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 09:58:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1293 states and 1540 transitions. [2018-11-23 09:58:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1540 transitions. [2018-11-23 09:58:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 09:58:32,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 09:58:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1322 states and 1569 transitions. [2018-11-23 09:58:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1569 transitions. [2018-11-23 09:58:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 09:58:33,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:33,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:33,215 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 09:58:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:33,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1338 states and 1589 transitions. [2018-11-23 09:58:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1589 transitions. [2018-11-23 09:58:33,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 09:58:33,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 09:58:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:33,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1339 states and 1589 transitions. [2018-11-23 09:58:33,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1589 transitions. [2018-11-23 09:58:33,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 09:58:33,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 09:58:33,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1368 states and 1618 transitions. [2018-11-23 09:58:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1618 transitions. [2018-11-23 09:58:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 09:58:33,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 09:58:34,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1447 states and 1700 transitions. [2018-11-23 09:58:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1700 transitions. [2018-11-23 09:58:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 09:58:34,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 09:58:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1450 states and 1703 transitions. [2018-11-23 09:58:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1703 transitions. [2018-11-23 09:58:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 09:58:34,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:58:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:35,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1490 states and 1752 transitions. [2018-11-23 09:58:35,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1752 transitions. [2018-11-23 09:58:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 09:58:35,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:58:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1505 states and 1769 transitions. [2018-11-23 09:58:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1769 transitions. [2018-11-23 09:58:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 09:58:35,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:35,548 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 09:58:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1516 states and 1779 transitions. [2018-11-23 09:58:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1779 transitions. [2018-11-23 09:58:35,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 09:58:35,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 09:58:36,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1520 states and 1786 transitions. [2018-11-23 09:58:36,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1786 transitions. [2018-11-23 09:58:36,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 09:58:36,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 09:58:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1538 states and 1806 transitions. [2018-11-23 09:58:36,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1806 transitions. [2018-11-23 09:58:36,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 09:58:36,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 09:58:36,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:36,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1551 states and 1818 transitions. [2018-11-23 09:58:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1818 transitions. [2018-11-23 09:58:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 09:58:36,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 09:58:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1563 states and 1829 transitions. [2018-11-23 09:58:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1829 transitions. [2018-11-23 09:58:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 09:58:36,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 09:58:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1566 states and 1832 transitions. [2018-11-23 09:58:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1832 transitions. [2018-11-23 09:58:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 09:58:37,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 09:58:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1571 states and 1837 transitions. [2018-11-23 09:58:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1837 transitions. [2018-11-23 09:58:37,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 09:58:37,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 09:58:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:37,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1572 states and 1837 transitions. [2018-11-23 09:58:37,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1837 transitions. [2018-11-23 09:58:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 09:58:37,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 09:58:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1576 states and 1841 transitions. [2018-11-23 09:58:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1841 transitions. [2018-11-23 09:58:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-23 09:58:37,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-11-23 09:58:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:39,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1740 states and 2010 transitions. [2018-11-23 09:58:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2010 transitions. [2018-11-23 09:58:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 09:58:39,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 09:58:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1770 states and 2045 transitions. [2018-11-23 09:58:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2045 transitions. [2018-11-23 09:58:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 09:58:40,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 09:58:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1773 states and 2048 transitions. [2018-11-23 09:58:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2048 transitions. [2018-11-23 09:58:40,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 09:58:40,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:40,713 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 09:58:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1776 states and 2051 transitions. [2018-11-23 09:58:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2051 transitions. [2018-11-23 09:58:40,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 09:58:40,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:41,583 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1869 states and 2156 transitions. [2018-11-23 09:58:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2156 transitions. [2018-11-23 09:58:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 09:58:44,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 09:58:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1870 states and 2156 transitions. [2018-11-23 09:58:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2156 transitions. [2018-11-23 09:58:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 09:58:44,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:44,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:44,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1877 states and 2165 transitions. [2018-11-23 09:58:44,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2165 transitions. [2018-11-23 09:58:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 09:58:44,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1887 states and 2178 transitions. [2018-11-23 09:58:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2178 transitions. [2018-11-23 09:58:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 09:58:45,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 09:58:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1899 states and 2189 transitions. [2018-11-23 09:58:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2189 transitions. [2018-11-23 09:58:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 09:58:45,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:45,887 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-23 09:58:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1900 states and 2189 transitions. [2018-11-23 09:58:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2189 transitions. [2018-11-23 09:58:45,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 09:58:45,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 09:58:46,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1914 states and 2202 transitions. [2018-11-23 09:58:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2202 transitions. [2018-11-23 09:58:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 09:58:46,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 09:58:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:46,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1927 states and 2214 transitions. [2018-11-23 09:58:46,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2214 transitions. [2018-11-23 09:58:46,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 09:58:46,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 09:58:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1941 states and 2228 transitions. [2018-11-23 09:58:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2228 transitions. [2018-11-23 09:58:46,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 09:58:46,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 09:58:47,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:47,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1954 states and 2240 transitions. [2018-11-23 09:58:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2240 transitions. [2018-11-23 09:58:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 09:58:47,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 09:58:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1980 states and 2275 transitions. [2018-11-23 09:58:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2275 transitions. [2018-11-23 09:58:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 09:58:48,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 09:58:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1983 states and 2278 transitions. [2018-11-23 09:58:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2278 transitions. [2018-11-23 09:58:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 09:58:49,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 09:58:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1986 states and 2281 transitions. [2018-11-23 09:58:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2281 transitions. [2018-11-23 09:58:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 09:58:49,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:49,656 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 09:58:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1989 states and 2284 transitions. [2018-11-23 09:58:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2284 transitions. [2018-11-23 09:58:49,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 09:58:49,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 09:58:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1990 states and 2285 transitions. [2018-11-23 09:58:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2285 transitions. [2018-11-23 09:58:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 09:58:50,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 2025 states and 2320 transitions. [2018-11-23 09:58:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2320 transitions. [2018-11-23 09:58:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 09:58:50,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 09:58:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2042 states and 2338 transitions. [2018-11-23 09:58:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2338 transitions. [2018-11-23 09:58:51,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 09:58:51,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 09:58:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2049 states and 2344 transitions. [2018-11-23 09:58:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2344 transitions. [2018-11-23 09:58:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-23 09:58:51,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2110 states and 2404 transitions. [2018-11-23 09:58:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2404 transitions. [2018-11-23 09:58:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 09:58:51,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-23 09:58:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2149 states and 2447 transitions. [2018-11-23 09:58:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2447 transitions. [2018-11-23 09:58:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 09:58:54,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-23 09:58:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:56,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2180 states and 2478 transitions. [2018-11-23 09:58:56,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2478 transitions. [2018-11-23 09:58:56,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 09:58:56,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 09:58:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:58,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2219 states and 2521 transitions. [2018-11-23 09:58:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2521 transitions. [2018-11-23 09:58:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:58:58,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:58:59,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2251 states and 2555 transitions. [2018-11-23 09:58:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2555 transitions. [2018-11-23 09:58:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:58:59,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:58:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:58:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2264 states and 2569 transitions. [2018-11-23 09:58:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2569 transitions. [2018-11-23 09:58:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:58:59,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:58:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:58:59,804 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:59:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2276 states and 2581 transitions. [2018-11-23 09:59:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2581 transitions. [2018-11-23 09:59:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:59:00,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:59:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2287 states and 2591 transitions. [2018-11-23 09:59:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2591 transitions. [2018-11-23 09:59:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:59:00,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:59:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2300 states and 2603 transitions. [2018-11-23 09:59:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2603 transitions. [2018-11-23 09:59:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:59:00,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:59:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2312 states and 2614 transitions. [2018-11-23 09:59:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2614 transitions. [2018-11-23 09:59:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 09:59:01,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 09:59:01,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:01,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2325 states and 2626 transitions. [2018-11-23 09:59:01,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2626 transitions. [2018-11-23 09:59:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 09:59:01,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:02,706 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 09:59:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2426 states and 2733 transitions. [2018-11-23 09:59:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2733 transitions. [2018-11-23 09:59:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 09:59:05,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:05,671 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 6 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 09:59:06,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:06,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2434 states and 2744 transitions. [2018-11-23 09:59:06,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2744 transitions. [2018-11-23 09:59:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 09:59:06,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 6 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 09:59:06,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2441 states and 2749 transitions. [2018-11-23 09:59:06,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2749 transitions. [2018-11-23 09:59:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 09:59:06,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 6 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 09:59:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2445 states and 2752 transitions. [2018-11-23 09:59:07,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2752 transitions. [2018-11-23 09:59:07,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 09:59:07,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-11-23 09:59:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:07,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2447 states and 2754 transitions. [2018-11-23 09:59:07,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2754 transitions. [2018-11-23 09:59:07,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 09:59:07,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-11-23 09:59:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2511 states and 2817 transitions. [2018-11-23 09:59:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2817 transitions. [2018-11-23 09:59:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 09:59:08,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-11-23 09:59:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2573 states and 2883 transitions. [2018-11-23 09:59:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 2883 transitions. [2018-11-23 09:59:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 09:59:13,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-11-23 09:59:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2576 states and 2886 transitions. [2018-11-23 09:59:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 2886 transitions. [2018-11-23 09:59:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 09:59:14,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 09:59:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2590 states and 2901 transitions. [2018-11-23 09:59:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2901 transitions. [2018-11-23 09:59:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 09:59:16,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:16,231 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-23 09:59:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2590 states and 2900 transitions. [2018-11-23 09:59:16,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2900 transitions. [2018-11-23 09:59:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 09:59:16,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-23 09:59:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2668 states and 2982 transitions. [2018-11-23 09:59:21,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 2982 transitions. [2018-11-23 09:59:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 09:59:21,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-23 09:59:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2671 states and 2985 transitions. [2018-11-23 09:59:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 2985 transitions. [2018-11-23 09:59:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 09:59:22,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 243 proven. 2 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-11-23 09:59:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2676 states and 2990 transitions. [2018-11-23 09:59:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 2990 transitions. [2018-11-23 09:59:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 09:59:23,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 243 proven. 2 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-11-23 09:59:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2745 states and 3060 transitions. [2018-11-23 09:59:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3060 transitions. [2018-11-23 09:59:24,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 09:59:24,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 243 proven. 2 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-11-23 09:59:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2771 states and 3085 transitions. [2018-11-23 09:59:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3085 transitions. [2018-11-23 09:59:25,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 09:59:25,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 09:59:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2809 states and 3125 transitions. [2018-11-23 09:59:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 3125 transitions. [2018-11-23 09:59:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 09:59:26,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 09:59:27,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2815 states and 3132 transitions. [2018-11-23 09:59:27,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3132 transitions. [2018-11-23 09:59:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 09:59:27,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 09:59:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2819 states and 3137 transitions. [2018-11-23 09:59:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3137 transitions. [2018-11-23 09:59:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 09:59:27,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 09:59:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2825 states and 3142 transitions. [2018-11-23 09:59:28,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3142 transitions. [2018-11-23 09:59:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 09:59:28,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 09:59:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2829 states and 3145 transitions. [2018-11-23 09:59:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3145 transitions. [2018-11-23 09:59:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-23 09:59:28,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 09:59:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:59:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-23 09:59:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 09:59:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2497 states and 2780 transitions. [2018-11-23 09:59:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2780 transitions. [2018-11-23 09:59:29,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:59:29,362 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 141 iterations. [2018-11-23 09:59:29,369 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 09:59:29,477 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 20 [2018-11-23 09:59:29,710 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-11-23 09:59:29,848 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-11-23 09:59:29,959 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-11-23 09:59:30,865 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-11-23 09:59:31,283 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-11-23 09:59:31,807 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 45 [2018-11-23 09:59:32,266 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-11-23 09:59:32,435 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-11-23 09:59:33,257 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-11-23 09:59:33,808 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 20 [2018-11-23 09:59:33,978 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2018-11-23 09:59:34,085 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-11-23 09:59:34,869 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-11-23 09:59:34,978 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-11-23 09:59:35,083 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-11-23 09:59:35,393 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 09:59:35,395 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-23 09:59:35,402 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-23 09:59:35,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 09:59:35 ImpRootNode [2018-11-23 09:59:35,403 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 09:59:35,403 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:59:35,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:59:35,404 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:59:35,404 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:58:07" (3/4) ... [2018-11-23 09:59:35,408 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:59:35,423 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 09:59:35,424 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 09:59:35,424 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 09:59:35,425 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:59:35,511 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_201ef969-8d6c-4ef6-bd6f-5b807431e5dd/bin-2019/ukojak/witness.graphml [2018-11-23 09:59:35,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:59:35,512 INFO L168 Benchmark]: Toolchain (without parser) took 89685.57 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.1 GB). Free memory was 956.6 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 888.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,513 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 09:59:35,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -182.2 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.88 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,513 INFO L168 Benchmark]: Boogie Preprocessor took 41.52 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,514 INFO L168 Benchmark]: RCFGBuilder took 1388.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.3 MB in the end (delta: 239.6 MB). Peak memory consumption was 239.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,514 INFO L168 Benchmark]: CodeCheck took 87687.98 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 1.9 GB). Free memory was 887.3 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,514 INFO L168 Benchmark]: Witness Printer took 107.91 ms. Allocated memory is still 3.1 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-11-23 09:59:35,516 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 81.6s OverallTime, 141 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2138990336 SDtfs, 606777708 SDslu, 52988416 SDs, 0 SdLazy, 1679437202 SolverSat, -1791092910 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 430.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186982 GetRequests, 184397 SyntacticMatches, 1527 SemanticMatches, 1058 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792356 ImplicationChecksByTransitivity, 64.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.3s InterpolantComputationTime, 28720 NumberOfCodeBlocks, 28720 NumberOfCodeBlocksAsserted, 140 NumberOfCheckSat, 28580 ConstructedInterpolants, 0 QuantifiedInterpolants, 19681995 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 140 InterpolantComputations, 101 PerfectInterpolantSequences, 30881/31222 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: 499]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((a19 == 1 && !(a11 == 1)) || (a25 == 1 && !(a11 == 1))) || a17 == 8) || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a17 == 8 || (a25 == 1 && !(a11 == 1))) || (a19 == 1 && !(a11 == 1))) || (!(a19 == 1) && a11 == 1)) || (a11 == 1 && !(a17 == 9)) * 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 406.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -182.2 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.88 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.52 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1388.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.3 MB in the end (delta: 239.6 MB). Peak memory consumption was 239.6 MB. Max. memory is 11.5 GB. * CodeCheck took 87687.98 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 1.9 GB). Free memory was 887.3 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 107.91 ms. Allocated memory is still 3.1 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...