./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_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_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/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 571733b9b2b4edd3beb90cbc1a974d2015477291 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:41:10,039 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:41:10,040 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:41:10,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:41:10,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:41:10,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:41:10,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:41:10,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:41:10,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:41:10,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:41:10,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:41:10,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:41:10,056 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:41:10,057 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:41:10,058 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:41:10,058 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:41:10,059 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:41:10,060 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:41:10,062 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:41:10,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:41:10,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:41:10,065 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:41:10,066 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:41:10,066 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:41:10,067 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:41:10,067 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:41:10,068 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:41:10,068 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:41:10,069 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:41:10,070 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:41:10,070 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:41:10,070 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:41:10,071 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:41:10,071 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:41:10,071 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:41:10,072 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:41:10,072 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:41:10,082 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:41:10,082 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:41:10,083 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:41:10,083 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:41:10,083 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:41:10,083 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:41:10,084 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:41:10,084 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:41:10,085 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:41:10,085 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:41:10,086 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:41:10,086 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:41:10,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:41:10,086 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:41:10,086 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:41:10,086 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:41:10,086 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:41:10,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:41:10,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:41:10,087 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_97a70215-c80b-49c6-a8d2-7179b2054d54/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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2018-11-23 12:41:10,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:41:10,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:41:10,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:41:10,125 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:41:10,125 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:41:10,126 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-11-23 12:41:10,163 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/data/99ec923dc/5ad371023fda4a2fbc21df6d20771573/FLAG5a0497dfa [2018-11-23 12:41:10,611 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:41:10,612 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-11-23 12:41:10,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/data/99ec923dc/5ad371023fda4a2fbc21df6d20771573/FLAG5a0497dfa [2018-11-23 12:41:10,631 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/data/99ec923dc/5ad371023fda4a2fbc21df6d20771573 [2018-11-23 12:41:10,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:41:10,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:41:10,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:41:10,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:41:10,637 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:41:10,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:10,639 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 12:41:10, skipping insertion in model container [2018-11-23 12:41:10,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:10,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:41:10,680 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:41:10,894 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:41:10,897 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:41:10,962 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:41:10,974 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:41:10,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10 WrapperNode [2018-11-23 12:41:10,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:41:10,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:41:10,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:41:10,975 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:41:11,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:41:11,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:41:11,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:41:11,058 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:41:11,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... [2018-11-23 12:41:11,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:41:11,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:41:11,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:41:11,098 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:41:11,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:41:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/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 12:41:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 12:41:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:41:11,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:41:12,571 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:41:12,571 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:41:12,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:41:12 BoogieIcfgContainer [2018-11-23 12:41:12,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:41:12,572 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:41:12,572 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:41:12,580 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:41:12,580 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:41:12" (1/1) ... [2018-11-23 12:41:12,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:41:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 12:41:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 12:41:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 12:41:12,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:12,845 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 12:41:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-11-23 12:41:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-11-23 12:41:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 12:41:13,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:13,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-11-23 12:41:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-11-23 12:41:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 12:41:13,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 328 states and 430 transitions. [2018-11-23 12:41:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 430 transitions. [2018-11-23 12:41:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 12:41:14,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:14,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:14,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 338 states and 444 transitions. [2018-11-23 12:41:14,635 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 444 transitions. [2018-11-23 12:41:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 12:41:14,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:14,672 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 12:41:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 342 states and 451 transitions. [2018-11-23 12:41:14,853 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 451 transitions. [2018-11-23 12:41:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 12:41:14,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:14,891 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:41:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 351 states and 464 transitions. [2018-11-23 12:41:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2018-11-23 12:41:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 12:41:15,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:15,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 363 states and 477 transitions. [2018-11-23 12:41:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 477 transitions. [2018-11-23 12:41:15,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 12:41:15,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:41:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 367 states and 484 transitions. [2018-11-23 12:41:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 484 transitions. [2018-11-23 12:41:15,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:41:15,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:15,469 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:41:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2018-11-23 12:41:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2018-11-23 12:41:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:41:15,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:41:16,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 396 states and 521 transitions. [2018-11-23 12:41:16,018 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 521 transitions. [2018-11-23 12:41:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 12:41:16,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:41:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 399 states and 524 transitions. [2018-11-23 12:41:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 524 transitions. [2018-11-23 12:41:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:41:16,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:41:16,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 403 states and 528 transitions. [2018-11-23 12:41:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 528 transitions. [2018-11-23 12:41:16,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:41:16,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 409 states and 534 transitions. [2018-11-23 12:41:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 534 transitions. [2018-11-23 12:41:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:41:16,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:41:16,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 417 states and 542 transitions. [2018-11-23 12:41:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 542 transitions. [2018-11-23 12:41:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 12:41:16,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:41:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 436 states and 565 transitions. [2018-11-23 12:41:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 565 transitions. [2018-11-23 12:41:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 12:41:16,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 463 states and 597 transitions. [2018-11-23 12:41:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 597 transitions. [2018-11-23 12:41:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 12:41:16,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,904 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:41:16,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 603 transitions. [2018-11-23 12:41:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 603 transitions. [2018-11-23 12:41:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 12:41:16,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:41:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 507 states and 646 transitions. [2018-11-23 12:41:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 646 transitions. [2018-11-23 12:41:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 12:41:17,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:41:17,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 522 states and 663 transitions. [2018-11-23 12:41:17,795 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 663 transitions. [2018-11-23 12:41:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 12:41:17,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:17,814 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:41:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 528 states and 669 transitions. [2018-11-23 12:41:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 669 transitions. [2018-11-23 12:41:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 12:41:17,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 12:41:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 551 states and 696 transitions. [2018-11-23 12:41:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 696 transitions. [2018-11-23 12:41:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 12:41:18,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 573 states and 722 transitions. [2018-11-23 12:41:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 722 transitions. [2018-11-23 12:41:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 12:41:18,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:41:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:18,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 592 states and 743 transitions. [2018-11-23 12:41:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 743 transitions. [2018-11-23 12:41:18,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 12:41:18,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:18,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:41:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 598 states and 751 transitions. [2018-11-23 12:41:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 751 transitions. [2018-11-23 12:41:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 12:41:19,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:41:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 601 states and 755 transitions. [2018-11-23 12:41:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 755 transitions. [2018-11-23 12:41:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 12:41:19,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:19,430 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 12:41:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 634 states and 790 transitions. [2018-11-23 12:41:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 790 transitions. [2018-11-23 12:41:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 12:41:19,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 638 states and 795 transitions. [2018-11-23 12:41:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 795 transitions. [2018-11-23 12:41:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 12:41:19,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 667 states and 825 transitions. [2018-11-23 12:41:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 825 transitions. [2018-11-23 12:41:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 12:41:19,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:41:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:20,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 668 states and 827 transitions. [2018-11-23 12:41:20,035 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 827 transitions. [2018-11-23 12:41:20,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 12:41:20,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:41:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 678 states and 838 transitions. [2018-11-23 12:41:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 838 transitions. [2018-11-23 12:41:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 12:41:20,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:20,235 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 12:41:20,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 705 states and 868 transitions. [2018-11-23 12:41:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 868 transitions. [2018-11-23 12:41:20,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 12:41:20,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:41:20,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 737 states and 903 transitions. [2018-11-23 12:41:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 903 transitions. [2018-11-23 12:41:20,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 12:41:20,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:20,957 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 12:41:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 741 states and 912 transitions. [2018-11-23 12:41:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 912 transitions. [2018-11-23 12:41:21,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 12:41:21,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:41:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:22,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 781 states and 961 transitions. [2018-11-23 12:41:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 961 transitions. [2018-11-23 12:41:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 12:41:22,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:23,030 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:23,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:23,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 797 states and 978 transitions. [2018-11-23 12:41:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 978 transitions. [2018-11-23 12:41:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 12:41:23,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:41:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 798 states and 980 transitions. [2018-11-23 12:41:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 980 transitions. [2018-11-23 12:41:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 12:41:23,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:41:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 807 states and 989 transitions. [2018-11-23 12:41:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 989 transitions. [2018-11-23 12:41:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 12:41:23,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:41:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:24,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 826 states and 1011 transitions. [2018-11-23 12:41:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1011 transitions. [2018-11-23 12:41:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 12:41:24,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 892 states and 1087 transitions. [2018-11-23 12:41:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1087 transitions. [2018-11-23 12:41:27,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:41:27,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:27,086 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:41:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 893 states and 1088 transitions. [2018-11-23 12:41:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1088 transitions. [2018-11-23 12:41:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:41:27,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:27,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:27,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 912 states and 1108 transitions. [2018-11-23 12:41:27,721 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1108 transitions. [2018-11-23 12:41:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:41:27,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:28,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 924 states and 1119 transitions. [2018-11-23 12:41:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1119 transitions. [2018-11-23 12:41:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 12:41:28,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:41:28,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 925 states and 1120 transitions. [2018-11-23 12:41:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1120 transitions. [2018-11-23 12:41:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 12:41:28,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:28,575 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:31,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 988 states and 1190 transitions. [2018-11-23 12:41:31,653 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1190 transitions. [2018-11-23 12:41:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:41:31,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:41:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 990 states and 1192 transitions. [2018-11-23 12:41:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1192 transitions. [2018-11-23 12:41:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:41:31,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:32,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:32,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1016 states and 1222 transitions. [2018-11-23 12:41:32,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1222 transitions. [2018-11-23 12:41:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:41:32,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:41:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1019 states and 1226 transitions. [2018-11-23 12:41:32,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1226 transitions. [2018-11-23 12:41:32,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:41:32,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1022 states and 1228 transitions. [2018-11-23 12:41:33,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1228 transitions. [2018-11-23 12:41:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:41:33,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 12:41:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1031 states and 1238 transitions. [2018-11-23 12:41:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1238 transitions. [2018-11-23 12:41:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:41:33,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:36,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1076 states and 1293 transitions. [2018-11-23 12:41:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1293 transitions. [2018-11-23 12:41:36,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:41:36,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:41:37,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1102 states and 1319 transitions. [2018-11-23 12:41:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1319 transitions. [2018-11-23 12:41:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 12:41:37,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:37,744 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1138 states and 1360 transitions. [2018-11-23 12:41:39,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1360 transitions. [2018-11-23 12:41:39,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 12:41:39,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:39,417 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1154 states and 1379 transitions. [2018-11-23 12:41:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1379 transitions. [2018-11-23 12:41:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 12:41:39,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1161 states and 1390 transitions. [2018-11-23 12:41:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1390 transitions. [2018-11-23 12:41:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 12:41:39,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:39,878 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 12:41:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1164 states and 1393 transitions. [2018-11-23 12:41:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1393 transitions. [2018-11-23 12:41:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 12:41:39,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:40,071 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:40,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1190 states and 1420 transitions. [2018-11-23 12:41:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1420 transitions. [2018-11-23 12:41:40,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 12:41:40,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1226 states and 1460 transitions. [2018-11-23 12:41:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1460 transitions. [2018-11-23 12:41:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 12:41:42,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 12:41:42,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:42,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1229 states and 1468 transitions. [2018-11-23 12:41:42,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1468 transitions. [2018-11-23 12:41:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 12:41:42,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:41:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1268 states and 1515 transitions. [2018-11-23 12:41:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1515 transitions. [2018-11-23 12:41:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 12:41:44,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:44,300 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 12:41:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1271 states and 1518 transitions. [2018-11-23 12:41:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1518 transitions. [2018-11-23 12:41:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 12:41:44,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:41:47,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:47,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1307 states and 1555 transitions. [2018-11-23 12:41:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1555 transitions. [2018-11-23 12:41:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 12:41:47,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1338 states and 1588 transitions. [2018-11-23 12:41:48,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1588 transitions. [2018-11-23 12:41:48,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 12:41:48,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:48,544 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 12:41:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1353 states and 1609 transitions. [2018-11-23 12:41:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1609 transitions. [2018-11-23 12:41:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 12:41:48,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:48,819 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 12:41:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1376 states and 1632 transitions. [2018-11-23 12:41:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1632 transitions. [2018-11-23 12:41:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 12:41:48,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:41:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1385 states and 1641 transitions. [2018-11-23 12:41:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1641 transitions. [2018-11-23 12:41:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 12:41:48,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:41:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:50,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1417 states and 1676 transitions. [2018-11-23 12:41:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1676 transitions. [2018-11-23 12:41:50,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 12:41:50,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:41:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1488 states and 1746 transitions. [2018-11-23 12:41:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1746 transitions. [2018-11-23 12:41:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 12:41:52,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 12:41:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1516 states and 1774 transitions. [2018-11-23 12:41:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1774 transitions. [2018-11-23 12:41:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 12:41:52,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:53,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:53,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1532 states and 1793 transitions. [2018-11-23 12:41:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1793 transitions. [2018-11-23 12:41:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 12:41:53,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1584 states and 1851 transitions. [2018-11-23 12:41:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1851 transitions. [2018-11-23 12:41:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 12:41:54,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:41:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1610 states and 1879 transitions. [2018-11-23 12:41:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1879 transitions. [2018-11-23 12:41:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 12:41:55,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:41:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1626 states and 1900 transitions. [2018-11-23 12:41:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1900 transitions. [2018-11-23 12:41:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 12:41:55,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:57,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1642 states and 1921 transitions. [2018-11-23 12:41:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1921 transitions. [2018-11-23 12:41:57,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 12:41:57,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:41:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:41:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1658 states and 1939 transitions. [2018-11-23 12:41:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1939 transitions. [2018-11-23 12:41:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 12:41:57,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:41:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:41:57,969 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:00,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1704 states and 1988 transitions. [2018-11-23 12:42:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1988 transitions. [2018-11-23 12:42:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:42:00,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:42:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1767 states and 2065 transitions. [2018-11-23 12:42:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2065 transitions. [2018-11-23 12:42:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:42:01,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:42:02,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1792 states and 2089 transitions. [2018-11-23 12:42:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2089 transitions. [2018-11-23 12:42:02,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:42:02,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:02,853 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:42:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:03,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1808 states and 2105 transitions. [2018-11-23 12:42:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2105 transitions. [2018-11-23 12:42:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:42:03,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:42:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1824 states and 2121 transitions. [2018-11-23 12:42:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2121 transitions. [2018-11-23 12:42:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 12:42:03,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:42:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1873 states and 2172 transitions. [2018-11-23 12:42:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2172 transitions. [2018-11-23 12:42:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 12:42:04,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:42:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1925 states and 2228 transitions. [2018-11-23 12:42:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2228 transitions. [2018-11-23 12:42:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 12:42:06,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:42:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1940 states and 2243 transitions. [2018-11-23 12:42:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2243 transitions. [2018-11-23 12:42:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 12:42:06,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:42:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:08,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1971 states and 2276 transitions. [2018-11-23 12:42:08,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2276 transitions. [2018-11-23 12:42:08,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:42:08,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:08,183 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:08,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1988 states and 2300 transitions. [2018-11-23 12:42:08,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2300 transitions. [2018-11-23 12:42:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:42:08,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:42:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2021 states and 2335 transitions. [2018-11-23 12:42:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2335 transitions. [2018-11-23 12:42:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 12:42:10,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:42:12,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:12,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2022 states and 2337 transitions. [2018-11-23 12:42:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2337 transitions. [2018-11-23 12:42:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 12:42:12,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:12,107 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:42:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:12,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2032 states and 2347 transitions. [2018-11-23 12:42:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2347 transitions. [2018-11-23 12:42:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 12:42:12,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 12:42:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2046 states and 2362 transitions. [2018-11-23 12:42:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2362 transitions. [2018-11-23 12:42:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 12:42:13,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 12:42:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:13,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2105 states and 2422 transitions. [2018-11-23 12:42:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2422 transitions. [2018-11-23 12:42:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 12:42:13,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 12:42:14,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2117 states and 2434 transitions. [2018-11-23 12:42:14,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2434 transitions. [2018-11-23 12:42:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 12:42:14,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:42:14,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:14,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2123 states and 2444 transitions. [2018-11-23 12:42:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2444 transitions. [2018-11-23 12:42:14,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 12:42:14,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:14,759 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 12:42:15,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:15,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2124 states and 2445 transitions. [2018-11-23 12:42:15,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2445 transitions. [2018-11-23 12:42:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 12:42:15,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:42:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2163 states and 2492 transitions. [2018-11-23 12:42:16,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2492 transitions. [2018-11-23 12:42:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 12:42:16,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:42:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:16,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2177 states and 2506 transitions. [2018-11-23 12:42:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2506 transitions. [2018-11-23 12:42:16,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 12:42:16,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:42:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2184 states and 2515 transitions. [2018-11-23 12:42:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2515 transitions. [2018-11-23 12:42:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 12:42:17,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:42:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:17,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2200 states and 2531 transitions. [2018-11-23 12:42:17,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2531 transitions. [2018-11-23 12:42:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 12:42:17,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 12:42:18,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2210 states and 2543 transitions. [2018-11-23 12:42:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2543 transitions. [2018-11-23 12:42:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 12:42:18,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:18,239 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 12:42:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2211 states and 2543 transitions. [2018-11-23 12:42:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2543 transitions. [2018-11-23 12:42:18,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 12:42:18,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:42:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2250 states and 2592 transitions. [2018-11-23 12:42:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2592 transitions. [2018-11-23 12:42:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 12:42:20,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 12:42:20,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2266 states and 2607 transitions. [2018-11-23 12:42:20,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2607 transitions. [2018-11-23 12:42:20,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 12:42:20,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:20,446 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:42:20,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:20,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2270 states and 2611 transitions. [2018-11-23 12:42:20,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2611 transitions. [2018-11-23 12:42:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 12:42:20,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:21,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2289 states and 2637 transitions. [2018-11-23 12:42:21,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2637 transitions. [2018-11-23 12:42:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 12:42:21,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:21,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2303 states and 2650 transitions. [2018-11-23 12:42:21,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2650 transitions. [2018-11-23 12:42:21,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 12:42:21,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2319 states and 2665 transitions. [2018-11-23 12:42:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2665 transitions. [2018-11-23 12:42:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:42:21,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:22,030 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-23 12:42:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2325 states and 2672 transitions. [2018-11-23 12:42:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2672 transitions. [2018-11-23 12:42:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 12:42:22,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:22,423 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:42:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2331 states and 2679 transitions. [2018-11-23 12:42:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2679 transitions. [2018-11-23 12:42:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 12:42:22,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:42:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:25,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2358 states and 2708 transitions. [2018-11-23 12:42:25,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2708 transitions. [2018-11-23 12:42:25,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 12:42:25,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:42:27,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2409 states and 2760 transitions. [2018-11-23 12:42:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2760 transitions. [2018-11-23 12:42:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 12:42:27,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:42:29,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2460 states and 2810 transitions. [2018-11-23 12:42:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2810 transitions. [2018-11-23 12:42:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 12:42:29,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:42:30,352 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-11-23 12:42:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2522 states and 2871 transitions. [2018-11-23 12:42:32,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2871 transitions. [2018-11-23 12:42:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-23 12:42:32,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:32,753 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 18 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 12:42:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2523 states and 2871 transitions. [2018-11-23 12:42:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2871 transitions. [2018-11-23 12:42:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 12:42:33,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:33,172 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:42:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2553 states and 2907 transitions. [2018-11-23 12:42:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 2907 transitions. [2018-11-23 12:42:34,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 12:42:34,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:42:35,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:35,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2565 states and 2918 transitions. [2018-11-23 12:42:35,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 2918 transitions. [2018-11-23 12:42:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 12:42:35,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 12:42:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2568 states and 2921 transitions. [2018-11-23 12:42:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2921 transitions. [2018-11-23 12:42:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 12:42:35,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 12:42:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2569 states and 2921 transitions. [2018-11-23 12:42:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2921 transitions. [2018-11-23 12:42:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 12:42:35,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:37,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2601 states and 2957 transitions. [2018-11-23 12:42:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 2957 transitions. [2018-11-23 12:42:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 12:42:37,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:38,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2631 states and 2988 transitions. [2018-11-23 12:42:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 2988 transitions. [2018-11-23 12:42:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 12:42:38,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:42:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2666 states and 3027 transitions. [2018-11-23 12:42:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3027 transitions. [2018-11-23 12:42:40,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 12:42:40,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:42:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2668 states and 3027 transitions. [2018-11-23 12:42:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 3027 transitions. [2018-11-23 12:42:41,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 12:42:41,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:42:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2677 states and 3036 transitions. [2018-11-23 12:42:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3036 transitions. [2018-11-23 12:42:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 12:42:41,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 12:42:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 2688 states and 3047 transitions. [2018-11-23 12:42:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3047 transitions. [2018-11-23 12:42:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 12:42:41,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 12:42:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 2710 states and 3071 transitions. [2018-11-23 12:42:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3071 transitions. [2018-11-23 12:42:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 12:42:41,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 12:42:42,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:42,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2745 states and 3107 transitions. [2018-11-23 12:42:42,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3107 transitions. [2018-11-23 12:42:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 12:42:42,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:42,854 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 12:42:44,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:44,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2770 states and 3137 transitions. [2018-11-23 12:42:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3137 transitions. [2018-11-23 12:42:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 12:42:44,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 2808 states and 3184 transitions. [2018-11-23 12:42:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3184 transitions. [2018-11-23 12:42:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 12:42:47,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:47,209 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 2812 states and 3187 transitions. [2018-11-23 12:42:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 3187 transitions. [2018-11-23 12:42:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 12:42:47,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 12:42:49,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2844 states and 3220 transitions. [2018-11-23 12:42:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3220 transitions. [2018-11-23 12:42:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 12:42:49,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:42:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2864 states and 3240 transitions. [2018-11-23 12:42:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 3240 transitions. [2018-11-23 12:42:51,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 12:42:51,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:42:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2867 states and 3242 transitions. [2018-11-23 12:42:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 3242 transitions. [2018-11-23 12:42:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 12:42:51,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:51,602 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:42:53,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:53,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 2892 states and 3273 transitions. [2018-11-23 12:42:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3273 transitions. [2018-11-23 12:42:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 12:42:53,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:42:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 2893 states and 3273 transitions. [2018-11-23 12:42:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3273 transitions. [2018-11-23 12:42:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 12:42:53,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:42:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2913 states and 3296 transitions. [2018-11-23 12:42:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3296 transitions. [2018-11-23 12:42:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 12:42:54,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 12:42:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2929 states and 3311 transitions. [2018-11-23 12:42:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3311 transitions. [2018-11-23 12:42:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 12:42:55,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 12:42:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 2943 states and 3324 transitions. [2018-11-23 12:42:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3324 transitions. [2018-11-23 12:42:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 12:42:55,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 12:43:00,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 3001 states and 3383 transitions. [2018-11-23 12:43:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3383 transitions. [2018-11-23 12:43:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 12:43:00,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 12:43:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 3063 states and 3444 transitions. [2018-11-23 12:43:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 3444 transitions. [2018-11-23 12:43:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:04,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 12:43:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3076 states and 3458 transitions. [2018-11-23 12:43:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3458 transitions. [2018-11-23 12:43:05,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:05,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 12:43:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:07,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3112 states and 3496 transitions. [2018-11-23 12:43:07,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3496 transitions. [2018-11-23 12:43:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:07,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 3163 states and 3557 transitions. [2018-11-23 12:43:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3557 transitions. [2018-11-23 12:43:09,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:09,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3170 states and 3566 transitions. [2018-11-23 12:43:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3566 transitions. [2018-11-23 12:43:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:10,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3199 states and 3596 transitions. [2018-11-23 12:43:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 3596 transitions. [2018-11-23 12:43:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:11,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:12,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 3237 states and 3634 transitions. [2018-11-23 12:43:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 3634 transitions. [2018-11-23 12:43:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:12,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:13,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3251 states and 3647 transitions. [2018-11-23 12:43:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3647 transitions. [2018-11-23 12:43:13,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:13,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:13,367 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:13,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 3258 states and 3653 transitions. [2018-11-23 12:43:13,583 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3653 transitions. [2018-11-23 12:43:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:13,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:14,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 3272 states and 3667 transitions. [2018-11-23 12:43:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 3667 transitions. [2018-11-23 12:43:14,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:43:14,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:43:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3297 states and 3697 transitions. [2018-11-23 12:43:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 3697 transitions. [2018-11-23 12:43:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:15,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 12:43:16,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3313 states and 3713 transitions. [2018-11-23 12:43:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3713 transitions. [2018-11-23 12:43:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:16,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:16,116 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 12:43:16,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3320 states and 3719 transitions. [2018-11-23 12:43:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3719 transitions. [2018-11-23 12:43:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:16,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:16,650 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 12:43:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3324 states and 3723 transitions. [2018-11-23 12:43:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3723 transitions. [2018-11-23 12:43:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:17,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 12:43:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 3346 states and 3744 transitions. [2018-11-23 12:43:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 3744 transitions. [2018-11-23 12:43:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:17,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:17,814 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:43:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 3362 states and 3762 transitions. [2018-11-23 12:43:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 3762 transitions. [2018-11-23 12:43:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:18,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:43:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3366 states and 3767 transitions. [2018-11-23 12:43:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3767 transitions. [2018-11-23 12:43:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 12:43:19,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:43:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3367 states and 3767 transitions. [2018-11-23 12:43:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 3767 transitions. [2018-11-23 12:43:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 12:43:20,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 12:43:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3383 states and 3781 transitions. [2018-11-23 12:43:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 3781 transitions. [2018-11-23 12:43:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 12:43:20,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 12:43:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3390 states and 3787 transitions. [2018-11-23 12:43:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3787 transitions. [2018-11-23 12:43:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 12:43:21,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 12:43:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3396 states and 3792 transitions. [2018-11-23 12:43:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3792 transitions. [2018-11-23 12:43:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 12:43:21,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 12:43:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 3400 states and 3795 transitions. [2018-11-23 12:43:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 3795 transitions. [2018-11-23 12:43:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 12:43:21,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 12:43:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3423 states and 3819 transitions. [2018-11-23 12:43:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 3819 transitions. [2018-11-23 12:43:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 12:43:23,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 282 proven. 28 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 12:43:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3443 states and 3846 transitions. [2018-11-23 12:43:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3443 states and 3846 transitions. [2018-11-23 12:43:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 12:43:27,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 12:43:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:28,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3459 states and 3861 transitions. [2018-11-23 12:43:28,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3459 states and 3861 transitions. [2018-11-23 12:43:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-23 12:43:28,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:28,304 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 12:43:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3462 states and 3863 transitions. [2018-11-23 12:43:28,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3462 states and 3863 transitions. [2018-11-23 12:43:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 12:43:28,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:43:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3494 states and 3898 transitions. [2018-11-23 12:43:30,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 3898 transitions. [2018-11-23 12:43:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 12:43:30,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:43:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3510 states and 3913 transitions. [2018-11-23 12:43:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 3913 transitions. [2018-11-23 12:43:31,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 12:43:31,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:43:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3526 states and 3928 transitions. [2018-11-23 12:43:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 3928 transitions. [2018-11-23 12:43:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 12:43:31,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 12:43:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:32,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 3540 states and 3946 transitions. [2018-11-23 12:43:32,885 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 3946 transitions. [2018-11-23 12:43:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 12:43:32,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 12:43:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3558 states and 3962 transitions. [2018-11-23 12:43:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 3962 transitions. [2018-11-23 12:43:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:33,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:34,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3580 states and 3990 transitions. [2018-11-23 12:43:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3580 states and 3990 transitions. [2018-11-23 12:43:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:34,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3586 states and 3997 transitions. [2018-11-23 12:43:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 3997 transitions. [2018-11-23 12:43:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:35,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:36,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3592 states and 4004 transitions. [2018-11-23 12:43:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 4004 transitions. [2018-11-23 12:43:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:36,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 3596 states and 4008 transitions. [2018-11-23 12:43:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4008 transitions. [2018-11-23 12:43:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:36,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 3612 states and 4025 transitions. [2018-11-23 12:43:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3612 states and 4025 transitions. [2018-11-23 12:43:38,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:38,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:43:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:38,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 3616 states and 4029 transitions. [2018-11-23 12:43:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3616 states and 4029 transitions. [2018-11-23 12:43:38,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:38,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 32 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-11-23 12:43:39,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 3632 states and 4045 transitions. [2018-11-23 12:43:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4045 transitions. [2018-11-23 12:43:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 12:43:39,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 32 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-11-23 12:43:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3648 states and 4062 transitions. [2018-11-23 12:43:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 4062 transitions. [2018-11-23 12:43:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 12:43:40,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 12:43:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 3653 states and 4066 transitions. [2018-11-23 12:43:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 4066 transitions. [2018-11-23 12:43:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 12:43:40,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:42,578 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:43:45,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 3690 states and 4106 transitions. [2018-11-23 12:43:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3690 states and 4106 transitions. [2018-11-23 12:43:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 12:43:45,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:43:48,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 3728 states and 4145 transitions. [2018-11-23 12:43:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3728 states and 4145 transitions. [2018-11-23 12:43:48,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 12:43:48,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:43:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 3744 states and 4160 transitions. [2018-11-23 12:43:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 4160 transitions. [2018-11-23 12:43:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 12:43:50,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:43:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 3776 states and 4191 transitions. [2018-11-23 12:43:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 4191 transitions. [2018-11-23 12:43:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 12:43:52,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-23 12:43:53,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:53,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 3792 states and 4206 transitions. [2018-11-23 12:43:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 4206 transitions. [2018-11-23 12:43:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 12:43:53,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-23 12:43:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 3808 states and 4221 transitions. [2018-11-23 12:43:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 4221 transitions. [2018-11-23 12:43:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-23 12:43:54,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 224 proven. 1 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-23 12:43:54,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 3824 states and 4237 transitions. [2018-11-23 12:43:54,833 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 4237 transitions. [2018-11-23 12:43:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-23 12:43:54,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 224 proven. 1 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-23 12:43:56,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 3853 states and 4266 transitions. [2018-11-23 12:43:56,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 4266 transitions. [2018-11-23 12:43:56,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 12:43:56,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,283 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 202 proven. 3 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-23 12:43:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3882 states and 4294 transitions. [2018-11-23 12:43:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 4294 transitions. [2018-11-23 12:43:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 12:43:56,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-23 12:43:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 3917 states and 4328 transitions. [2018-11-23 12:43:56,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 4328 transitions. [2018-11-23 12:43:56,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 12:43:56,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-23 12:43:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 3933 states and 4343 transitions. [2018-11-23 12:43:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 4343 transitions. [2018-11-23 12:43:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 12:43:57,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 12:43:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 3946 states and 4357 transitions. [2018-11-23 12:43:57,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3946 states and 4357 transitions. [2018-11-23 12:43:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 12:43:57,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-23 12:44:01,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 3985 states and 4398 transitions. [2018-11-23 12:44:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 4398 transitions. [2018-11-23 12:44:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 12:44:01,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 12:44:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 4052 states and 4477 transitions. [2018-11-23 12:44:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 4477 transitions. [2018-11-23 12:44:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 12:44:03,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 12:44:04,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 4056 states and 4481 transitions. [2018-11-23 12:44:04,118 INFO L276 IsEmpty]: Start isEmpty. Operand 4056 states and 4481 transitions. [2018-11-23 12:44:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:44:04,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 12:44:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 4074 states and 4498 transitions. [2018-11-23 12:44:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 4074 states and 4498 transitions. [2018-11-23 12:44:04,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:44:04,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 12:44:04,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 4075 states and 4500 transitions. [2018-11-23 12:44:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 4500 transitions. [2018-11-23 12:44:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:44:04,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 12:44:05,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:05,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 4097 states and 4522 transitions. [2018-11-23 12:44:05,482 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 4522 transitions. [2018-11-23 12:44:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:44:05,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 12:44:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 4119 states and 4545 transitions. [2018-11-23 12:44:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 4545 transitions. [2018-11-23 12:44:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:44:06,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 12:44:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 4135 states and 4560 transitions. [2018-11-23 12:44:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 4560 transitions. [2018-11-23 12:44:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 12:44:06,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:44:10,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 4155 states and 4585 transitions. [2018-11-23 12:44:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 4155 states and 4585 transitions. [2018-11-23 12:44:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 12:44:10,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:44:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 4158 states and 4586 transitions. [2018-11-23 12:44:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 4158 states and 4586 transitions. [2018-11-23 12:44:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 12:44:10,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 12:44:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 4237 states and 4666 transitions. [2018-11-23 12:44:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 4237 states and 4666 transitions. [2018-11-23 12:44:12,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 12:44:12,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:44:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 4253 states and 4684 transitions. [2018-11-23 12:44:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 4684 transitions. [2018-11-23 12:44:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 12:44:14,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:44:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 4264 states and 4694 transitions. [2018-11-23 12:44:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4264 states and 4694 transitions. [2018-11-23 12:44:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 12:44:15,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:44:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 4274 states and 4703 transitions. [2018-11-23 12:44:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 4703 transitions. [2018-11-23 12:44:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 12:44:16,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 12:44:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 4275 states and 4703 transitions. [2018-11-23 12:44:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 4703 transitions. [2018-11-23 12:44:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-23 12:44:16,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,930 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 12:44:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 4278 states and 4706 transitions. [2018-11-23 12:44:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 4706 transitions. [2018-11-23 12:44:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-23 12:44:16,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-23 12:44:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 4288 states and 4718 transitions. [2018-11-23 12:44:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 4718 transitions. [2018-11-23 12:44:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-23 12:44:17,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 12:44:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4719 states to 4290 states and 4719 transitions. [2018-11-23 12:44:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 4719 transitions. [2018-11-23 12:44:18,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-23 12:44:18,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 443 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-23 12:44:24,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 4346 states and 4780 transitions. [2018-11-23 12:44:24,089 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 4780 transitions. [2018-11-23 12:44:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 12:44:24,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-23 12:44:24,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 4351 states and 4784 transitions. [2018-11-23 12:44:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 4784 transitions. [2018-11-23 12:44:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 12:44:24,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-23 12:44:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 4362 states and 4794 transitions. [2018-11-23 12:44:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4362 states and 4794 transitions. [2018-11-23 12:44:25,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 12:44:25,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-23 12:44:26,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 4371 states and 4802 transitions. [2018-11-23 12:44:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4371 states and 4802 transitions. [2018-11-23 12:44:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 12:44:26,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 4 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 12:44:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 4373 states and 4803 transitions. [2018-11-23 12:44:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4373 states and 4803 transitions. [2018-11-23 12:44:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-11-23 12:44:26,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 361 proven. 8 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 12:44:27,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4389 states and 4818 transitions. [2018-11-23 12:44:27,621 INFO L276 IsEmpty]: Start isEmpty. Operand 4389 states and 4818 transitions. [2018-11-23 12:44:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-23 12:44:27,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:28,868 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 451 proven. 103 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-23 12:44:29,554 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-11-23 12:44:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4864 states to 4430 states and 4864 transitions. [2018-11-23 12:44:32,850 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 4864 transitions. [2018-11-23 12:44:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 12:44:32,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 617 proven. 16 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-23 12:44:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4438 states and 4875 transitions. [2018-11-23 12:44:34,478 INFO L276 IsEmpty]: Start isEmpty. Operand 4438 states and 4875 transitions. [2018-11-23 12:44:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-23 12:44:34,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 12:44:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4441 states and 4879 transitions. [2018-11-23 12:44:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4441 states and 4879 transitions. [2018-11-23 12:44:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-23 12:44:34,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 12:44:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 4456 states and 4894 transitions. [2018-11-23 12:44:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4456 states and 4894 transitions. [2018-11-23 12:44:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-23 12:44:36,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-23 12:44:36,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4462 states and 4902 transitions. [2018-11-23 12:44:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 4902 transitions. [2018-11-23 12:44:36,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-23 12:44:36,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-23 12:44:36,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:36,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 4480 states and 4919 transitions. [2018-11-23 12:44:36,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4480 states and 4919 transitions. [2018-11-23 12:44:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-23 12:44:36,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,189 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-23 12:44:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4934 states to 4495 states and 4934 transitions. [2018-11-23 12:44:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 4495 states and 4934 transitions. [2018-11-23 12:44:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-23 12:44:37,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-23 12:44:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 4506 states and 4945 transitions. [2018-11-23 12:44:37,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4506 states and 4945 transitions. [2018-11-23 12:44:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 12:44:37,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-11-23 12:44:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 4511 states and 4951 transitions. [2018-11-23 12:44:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 4511 states and 4951 transitions. [2018-11-23 12:44:38,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 12:44:38,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-11-23 12:44:38,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4955 states to 4515 states and 4955 transitions. [2018-11-23 12:44:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4515 states and 4955 transitions. [2018-11-23 12:44:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 12:44:38,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-11-23 12:44:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 4534 states and 4977 transitions. [2018-11-23 12:44:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 4534 states and 4977 transitions. [2018-11-23 12:44:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-11-23 12:44:40,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2018-11-23 12:44:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:40,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4978 states to 4536 states and 4978 transitions. [2018-11-23 12:44:40,230 INFO L276 IsEmpty]: Start isEmpty. Operand 4536 states and 4978 transitions. [2018-11-23 12:44:40,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-23 12:44:40,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-23 12:44:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5022 states to 4579 states and 5022 transitions. [2018-11-23 12:44:47,614 INFO L276 IsEmpty]: Start isEmpty. Operand 4579 states and 5022 transitions. [2018-11-23 12:44:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-23 12:44:47,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-23 12:44:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 4580 states and 5023 transitions. [2018-11-23 12:44:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 5023 transitions. [2018-11-23 12:44:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-23 12:44:48,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-23 12:44:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 4586 states and 5029 transitions. [2018-11-23 12:44:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 4586 states and 5029 transitions. [2018-11-23 12:44:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-23 12:44:49,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:49,563 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-23 12:44:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5044 states to 4602 states and 5044 transitions. [2018-11-23 12:44:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4602 states and 5044 transitions. [2018-11-23 12:44:50,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-11-23 12:44:50,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 717 proven. 4 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-23 12:44:52,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 4632 states and 5080 transitions. [2018-11-23 12:44:52,043 INFO L276 IsEmpty]: Start isEmpty. Operand 4632 states and 5080 transitions. [2018-11-23 12:44:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-11-23 12:44:52,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 717 proven. 4 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-23 12:44:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5110 states to 4661 states and 5110 transitions. [2018-11-23 12:44:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 4661 states and 5110 transitions. [2018-11-23 12:44:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2018-11-23 12:44:54,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:55,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 688 proven. 110 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2018-11-23 12:44:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 4665 states and 5115 transitions. [2018-11-23 12:44:56,207 INFO L276 IsEmpty]: Start isEmpty. Operand 4665 states and 5115 transitions. [2018-11-23 12:44:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-11-23 12:44:56,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 12:44:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 4687 states and 5139 transitions. [2018-11-23 12:44:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 4687 states and 5139 transitions. [2018-11-23 12:44:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:44:57,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:44:59,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5162 states to 4705 states and 5162 transitions. [2018-11-23 12:44:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4705 states and 5162 transitions. [2018-11-23 12:44:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:44:59,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:44:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5178 states to 4721 states and 5178 transitions. [2018-11-23 12:44:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 4721 states and 5178 transitions. [2018-11-23 12:44:59,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:44:59,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:00,013 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:45:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 4725 states and 5182 transitions. [2018-11-23 12:45:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 4725 states and 5182 transitions. [2018-11-23 12:45:00,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:45:00,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:45:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5197 states to 4741 states and 5197 transitions. [2018-11-23 12:45:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4741 states and 5197 transitions. [2018-11-23 12:45:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:45:01,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:45:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 4755 states and 5210 transitions. [2018-11-23 12:45:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 4755 states and 5210 transitions. [2018-11-23 12:45:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:45:01,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:45:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 4771 states and 5226 transitions. [2018-11-23 12:45:02,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4771 states and 5226 transitions. [2018-11-23 12:45:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 12:45:02,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 12:45:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 4785 states and 5239 transitions. [2018-11-23 12:45:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 4785 states and 5239 transitions. [2018-11-23 12:45:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-23 12:45:03,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 831 proven. 4 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-23 12:45:09,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5329 states to 4865 states and 5329 transitions. [2018-11-23 12:45:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4865 states and 5329 transitions. [2018-11-23 12:45:10,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-23 12:45:10,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 831 proven. 4 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-23 12:45:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 4868 states and 5332 transitions. [2018-11-23 12:45:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 4868 states and 5332 transitions. [2018-11-23 12:45:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-11-23 12:45:12,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 861 proven. 4 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-23 12:45:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5327 states to 4864 states and 5327 transitions. [2018-11-23 12:45:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 4864 states and 5327 transitions. [2018-11-23 12:45:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2018-11-23 12:45:13,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1077 backedges. 847 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-11-23 12:45:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:13,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5328 states to 4866 states and 5328 transitions. [2018-11-23 12:45:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 5328 transitions. [2018-11-23 12:45:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-23 12:45:13,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 561 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-11-23 12:45:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 4870 states and 5331 transitions. [2018-11-23 12:45:14,481 INFO L276 IsEmpty]: Start isEmpty. Operand 4870 states and 5331 transitions. [2018-11-23 12:45:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2018-11-23 12:45:14,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 896 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-23 12:45:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5342 states to 4880 states and 5342 transitions. [2018-11-23 12:45:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4880 states and 5342 transitions. [2018-11-23 12:45:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:15,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:16,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5382 states to 4921 states and 5382 transitions. [2018-11-23 12:45:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 4921 states and 5382 transitions. [2018-11-23 12:45:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:16,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5401 states to 4939 states and 5401 transitions. [2018-11-23 12:45:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5401 transitions. [2018-11-23 12:45:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:16,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:17,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:18,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 4973 states and 5433 transitions. [2018-11-23 12:45:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 4973 states and 5433 transitions. [2018-11-23 12:45:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:18,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5465 states to 5005 states and 5465 transitions. [2018-11-23 12:45:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 5005 states and 5465 transitions. [2018-11-23 12:45:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:20,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5480 states to 5021 states and 5480 transitions. [2018-11-23 12:45:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 5021 states and 5480 transitions. [2018-11-23 12:45:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:20,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5491 states to 5032 states and 5491 transitions. [2018-11-23 12:45:21,740 INFO L276 IsEmpty]: Start isEmpty. Operand 5032 states and 5491 transitions. [2018-11-23 12:45:21,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:21,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:22,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5507 states to 5048 states and 5507 transitions. [2018-11-23 12:45:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 5048 states and 5507 transitions. [2018-11-23 12:45:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:22,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:23,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:24,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5524 states to 5067 states and 5524 transitions. [2018-11-23 12:45:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 5067 states and 5524 transitions. [2018-11-23 12:45:24,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:24,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5539 states to 5083 states and 5539 transitions. [2018-11-23 12:45:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5083 states and 5539 transitions. [2018-11-23 12:45:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-23 12:45:24,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-23 12:45:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:25,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 5087 states and 5543 transitions. [2018-11-23 12:45:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5087 states and 5543 transitions. [2018-11-23 12:45:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-11-23 12:45:25,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-11-23 12:45:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5547 states to 5090 states and 5547 transitions. [2018-11-23 12:45:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 5090 states and 5547 transitions. [2018-11-23 12:45:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-11-23 12:45:28,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-11-23 12:45:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 5093 states and 5551 transitions. [2018-11-23 12:45:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 5093 states and 5551 transitions. [2018-11-23 12:45:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-11-23 12:45:30,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:45:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:45:31,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 1146 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-11-23 12:45:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:45:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 3364 states and 3620 transitions. [2018-11-23 12:45:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3620 transitions. [2018-11-23 12:45:31,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:45:31,197 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 258 iterations. [2018-11-23 12:45:31,205 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 12:45:31,629 WARN L180 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 59 [2018-11-23 12:45:31,834 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2018-11-23 12:45:32,187 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 60 [2018-11-23 12:45:32,495 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2018-11-23 12:45:32,764 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2018-11-23 12:45:32,927 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 45 [2018-11-23 12:45:33,079 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-23 12:45:33,330 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-11-23 12:45:33,644 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2018-11-23 12:45:33,868 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 60 [2018-11-23 12:45:34,115 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-11-23 12:45:34,365 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 46 [2018-11-23 12:45:34,539 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-23 12:45:34,842 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-23 12:45:35,017 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-23 12:45:35,286 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2018-11-23 12:45:35,489 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 48 [2018-11-23 12:45:35,716 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2018-11-23 12:45:35,895 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-23 12:45:36,136 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2018-11-23 12:45:36,448 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2018-11-23 12:45:36,598 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2018-11-23 12:45:36,760 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 48 [2018-11-23 12:45:36,919 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-23 12:45:37,329 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 68 [2018-11-23 12:45:37,509 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-23 12:45:37,713 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2018-11-23 12:45:37,892 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-23 12:45:38,163 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 58 [2018-11-23 12:45:38,322 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2018-11-23 12:45:38,600 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2018-11-23 12:45:38,762 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 46 [2018-11-23 12:45:39,033 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2018-11-23 12:45:39,192 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2018-11-23 12:45:39,363 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2018-11-23 12:45:39,640 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 58 [2018-11-23 12:45:39,799 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-23 12:45:39,976 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 46 [2018-11-23 12:45:40,272 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 59 [2018-11-23 12:45:40,580 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 61 [2018-11-23 12:45:40,735 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-23 12:45:40,941 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 40 [2018-11-23 12:45:41,146 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 48 [2018-11-23 12:45:41,331 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 46 [2018-11-23 12:45:41,480 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2018-11-23 12:45:41,786 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 60 [2018-11-23 12:45:41,949 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 49 [2018-11-23 12:45:42,119 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-11-23 12:45:42,308 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2018-11-23 12:45:42,465 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2018-11-23 12:45:42,730 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2018-11-23 12:45:43,134 WARN L180 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2018-11-23 12:45:43,236 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2018-11-23 12:45:43,548 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2018-11-23 12:45:43,697 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 48 [2018-11-23 12:45:43,872 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2018-11-23 12:45:44,050 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-23 12:45:44,258 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2018-11-23 12:45:44,556 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 59 [2018-11-23 12:45:44,705 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2018-11-23 12:45:44,891 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-23 12:45:45,046 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-23 12:45:45,345 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2018-11-23 12:45:45,627 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2018-11-23 12:45:45,896 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 57 [2018-11-23 12:45:46,080 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 46 [2018-11-23 12:45:46,445 WARN L180 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 66 [2018-11-23 12:45:46,631 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-23 12:45:46,779 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2018-11-23 12:45:46,933 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-23 12:45:46,933 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:45:46,935 INFO L579 CodeCheckObserver]: Invariant with dag size 40 [2018-11-23 12:45:46,943 INFO L579 CodeCheckObserver]: Invariant with dag size 40 [2018-11-23 12:45:46,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:45:46 ImpRootNode [2018-11-23 12:45:46,946 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:45:46,946 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:45:46,946 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:45:46,946 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:45:46,947 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:41:12" (3/4) ... [2018-11-23 12:45:46,950 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:45:46,965 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 12:45:46,966 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 12:45:46,966 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 12:45:46,967 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:45:47,040 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_97a70215-c80b-49c6-a8d2-7179b2054d54/bin-2019/ukojak/witness.graphml [2018-11-23 12:45:47,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:45:47,041 INFO L168 Benchmark]: Toolchain (without parser) took 276407.23 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 951.1 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,041 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:45:47,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.80 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -207.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,042 INFO L168 Benchmark]: Boogie Preprocessor took 39.78 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,042 INFO L168 Benchmark]: RCFGBuilder took 1473.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.1 MB in the end (delta: 244.2 MB). Peak memory consumption was 244.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,042 INFO L168 Benchmark]: CodeCheck took 274373.85 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 876.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,042 INFO L168 Benchmark]: Witness Printer took 94.26 ms. Allocated memory is still 4.7 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. [2018-11-23 12:45:47,045 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, 258.6s OverallTime, 258 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1041795640 SDtfs, -1468064578 SDslu, 1956855072 SDs, 0 SdLazy, -1073108834 SolverSat, 156501004 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1634.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408853 GetRequests, 400846 SyntacticMatches, 5937 SemanticMatches, 2070 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3525170 ImplicationChecksByTransitivity, 215.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 27.8s InterpolantComputationTime, 64984 NumberOfCodeBlocks, 64984 NumberOfCodeBlocksAsserted, 257 NumberOfCheckSat, 64727 ConstructedInterpolants, 0 QuantifiedInterpolants, 69207940 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 257 InterpolantComputations, 181 PerfectInterpolantSequences, 93965/95004 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: 457]: 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) && a28 == 7) && a11 == 1) || ((((!(a19 == 1) && !(a28 == 8)) && a11 == 1) && !(a17 == 9)) && !(a28 == 11))) || (a28 == 8 && !(a11 == 1))) || (((!(a28 == 8) && a17 == 8) && a11 == 1) && !(a28 == 11))) || ((a19 == 1 && !(a11 == 1)) && !(a28 == 11))) || ((a28 == 7 && a11 == 1) && !(a17 == 9))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || (((!(a25 == 1) && a17 == 8) && a28 == 7) && a21 == 1)) || (((a17 == 9 && !(a28 == 7)) && !(a11 == 1)) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((!(a19 == 1) && a28 == 7) && a11 == 1) || ((((!(a19 == 1) && !(a28 == 8)) && a11 == 1) && !(a17 == 9)) && !(a28 == 11))) || (a28 == 8 && !(a11 == 1))) || (((!(a25 == 1) && a17 == 8) && a28 == 7) && a21 == 1)) || ((a19 == 1 && !(a11 == 1)) && !(a28 == 11))) || (((!(a28 == 8) && a17 == 8) && a19 == 1) && !(a28 == 11))) || ((a28 == 7 && a11 == 1) && !(a17 == 9))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || (((a17 == 9 && !(a28 == 7)) && !(a11 == 1)) && !(a28 == 11)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 339.80 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -207.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.78 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1473.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.1 MB in the end (delta: 244.2 MB). Peak memory consumption was 244.2 MB. Max. memory is 11.5 GB. * CodeCheck took 274373.85 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 876.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 94.26 ms. Allocated memory is still 4.7 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...