./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/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_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/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 0.1.23-635dfa2 [2018-12-03 01:21:59,258 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:21:59,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:21:59,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:21:59,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:21:59,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:21:59,266 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:21:59,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:21:59,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:21:59,268 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:21:59,269 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:21:59,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:21:59,269 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:21:59,270 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:21:59,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:21:59,271 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:21:59,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:21:59,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:21:59,273 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:21:59,274 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:21:59,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:21:59,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:21:59,276 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:21:59,276 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:21:59,276 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:21:59,277 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:21:59,277 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:21:59,277 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:21:59,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:21:59,278 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:21:59,279 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:21:59,279 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:21:59,279 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:21:59,279 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:21:59,280 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:21:59,280 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:21:59,280 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-03 01:21:59,287 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:21:59,287 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:21:59,288 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:21:59,288 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-03 01:21:59,288 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 01:21:59,288 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 01:21:59,289 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:21:59,289 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:21:59,290 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-03 01:21:59,290 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:21:59,290 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-03 01:21:59,291 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:21:59,291 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:21:59,291 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_ee72318f-456f-4554-90ce-f54e721976b4/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 [2018-12-03 01:21:59,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:21:59,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:21:59,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:21:59,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:21:59,317 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:21:59,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-12-03 01:21:59,351 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/data/40758e99d/f9d3ffa30e5c4a76bdfb05a1eb35ff5f/FLAG0711569eb [2018-12-03 01:21:59,763 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:21:59,764 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-12-03 01:21:59,771 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/data/40758e99d/f9d3ffa30e5c4a76bdfb05a1eb35ff5f/FLAG0711569eb [2018-12-03 01:21:59,779 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/data/40758e99d/f9d3ffa30e5c4a76bdfb05a1eb35ff5f [2018-12-03 01:21:59,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:21:59,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:21:59,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:21:59,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:21:59,785 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:21:59,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:21:59" (1/1) ... [2018-12-03 01:21:59,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:21:59, skipping insertion in model container [2018-12-03 01:21:59,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:21:59" (1/1) ... [2018-12-03 01:21:59,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:21:59,813 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:21:59,982 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:21:59,985 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:22:00,078 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:22:00,087 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:22:00,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00 WrapperNode [2018-12-03 01:22:00,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:22:00,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:22:00,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:22:00,088 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:22:00,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:22:00,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:22:00,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:22:00,127 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:22:00,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... [2018-12-03 01:22:00,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:22:00,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:22:00,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:22:00,157 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:22:00,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:22:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-03 01:22:00,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:22:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:22:01,290 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:22:01,290 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-03 01:22:01,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:22:01 BoogieIcfgContainer [2018-12-03 01:22:01,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:22:01,291 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-03 01:22:01,291 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-03 01:22:01,299 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-03 01:22:01,300 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:22:01" (1/1) ... [2018-12-03 01:22:01,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:22:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-03 01:22:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-03 01:22:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-03 01:22:01,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:01,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-03 01:22:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-03 01:22:01,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-03 01:22:01,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:01,976 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:02,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-12-03 01:22:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-12-03 01:22:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-03 01:22:02,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:02,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 328 states and 430 transitions. [2018-12-03 01:22:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 430 transitions. [2018-12-03 01:22:02,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-03 01:22:02,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 338 states and 444 transitions. [2018-12-03 01:22:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 444 transitions. [2018-12-03 01:22:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-03 01:22:03,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 342 states and 451 transitions. [2018-12-03 01:22:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 451 transitions. [2018-12-03 01:22:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-03 01:22:03,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:03,243 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:22:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 351 states and 464 transitions. [2018-12-03 01:22:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2018-12-03 01:22:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-03 01:22:03,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:03,446 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:03,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 363 states and 477 transitions. [2018-12-03 01:22:03,536 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 477 transitions. [2018-12-03 01:22:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-03 01:22:03,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:03,574 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:22:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 367 states and 484 transitions. [2018-12-03 01:22:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 484 transitions. [2018-12-03 01:22:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-03 01:22:03,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:22:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2018-12-03 01:22:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2018-12-03 01:22:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-03 01:22:04,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,048 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-03 01:22:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 396 states and 521 transitions. [2018-12-03 01:22:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 521 transitions. [2018-12-03 01:22:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-03 01:22:04,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,270 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 399 states and 524 transitions. [2018-12-03 01:22:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 524 transitions. [2018-12-03 01:22:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-03 01:22:04,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,320 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:22:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 403 states and 528 transitions. [2018-12-03 01:22:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 528 transitions. [2018-12-03 01:22:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-03 01:22:04,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 409 states and 534 transitions. [2018-12-03 01:22:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 534 transitions. [2018-12-03 01:22:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-03 01:22:04,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 417 states and 542 transitions. [2018-12-03 01:22:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 542 transitions. [2018-12-03 01:22:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-03 01:22:04,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 436 states and 565 transitions. [2018-12-03 01:22:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 565 transitions. [2018-12-03 01:22:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-03 01:22:04,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 463 states and 597 transitions. [2018-12-03 01:22:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 597 transitions. [2018-12-03 01:22:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-03 01:22:05,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:22:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 603 transitions. [2018-12-03 01:22:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 603 transitions. [2018-12-03 01:22:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:22:05,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:22:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 507 states and 647 transitions. [2018-12-03 01:22:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 647 transitions. [2018-12-03 01:22:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:22:05,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:05,692 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:05,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:05,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 522 states and 664 transitions. [2018-12-03 01:22:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 664 transitions. [2018-12-03 01:22:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:22:05,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 528 states and 670 transitions. [2018-12-03 01:22:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 670 transitions. [2018-12-03 01:22:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-03 01:22:05,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:05,979 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-03 01:22:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 551 states and 698 transitions. [2018-12-03 01:22:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 698 transitions. [2018-12-03 01:22:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-03 01:22:06,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 573 states and 724 transitions. [2018-12-03 01:22:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 724 transitions. [2018-12-03 01:22:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-03 01:22:06,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:22:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 592 states and 744 transitions. [2018-12-03 01:22:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 744 transitions. [2018-12-03 01:22:06,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-03 01:22:06,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:22:06,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:06,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 595 states and 749 transitions. [2018-12-03 01:22:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 749 transitions. [2018-12-03 01:22:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-03 01:22:06,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:22:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 598 states and 752 transitions. [2018-12-03 01:22:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 752 transitions. [2018-12-03 01:22:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-03 01:22:07,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:22:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 601 states and 756 transitions. [2018-12-03 01:22:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 756 transitions. [2018-12-03 01:22:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-03 01:22:07,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 634 states and 791 transitions. [2018-12-03 01:22:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 791 transitions. [2018-12-03 01:22:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-03 01:22:07,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:07,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 638 states and 796 transitions. [2018-12-03 01:22:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 796 transitions. [2018-12-03 01:22:07,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-03 01:22:07,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,448 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 667 states and 826 transitions. [2018-12-03 01:22:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 826 transitions. [2018-12-03 01:22:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-03 01:22:07,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-03 01:22:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 668 states and 828 transitions. [2018-12-03 01:22:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 828 transitions. [2018-12-03 01:22:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-03 01:22:07,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-03 01:22:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 678 states and 839 transitions. [2018-12-03 01:22:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 839 transitions. [2018-12-03 01:22:07,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-03 01:22:07,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:08,016 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:08,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 705 states and 868 transitions. [2018-12-03 01:22:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 868 transitions. [2018-12-03 01:22:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-03 01:22:08,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-03 01:22:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 737 states and 905 transitions. [2018-12-03 01:22:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 905 transitions. [2018-12-03 01:22:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-03 01:22:08,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:08,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:08,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 741 states and 914 transitions. [2018-12-03 01:22:08,891 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 914 transitions. [2018-12-03 01:22:08,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-03 01:22:08,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-03 01:22:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 781 states and 964 transitions. [2018-12-03 01:22:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 964 transitions. [2018-12-03 01:22:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-03 01:22:10,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:10,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 797 states and 981 transitions. [2018-12-03 01:22:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 981 transitions. [2018-12-03 01:22:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-03 01:22:10,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 01:22:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 798 states and 983 transitions. [2018-12-03 01:22:11,062 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 983 transitions. [2018-12-03 01:22:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-03 01:22:11,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 01:22:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:11,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 807 states and 993 transitions. [2018-12-03 01:22:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 993 transitions. [2018-12-03 01:22:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-03 01:22:11,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:22:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 826 states and 1016 transitions. [2018-12-03 01:22:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1016 transitions. [2018-12-03 01:22:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-03 01:22:11,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 892 states and 1093 transitions. [2018-12-03 01:22:14,004 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1093 transitions. [2018-12-03 01:22:14,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-03 01:22:14,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:22:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 893 states and 1094 transitions. [2018-12-03 01:22:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1094 transitions. [2018-12-03 01:22:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-03 01:22:14,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 912 states and 1113 transitions. [2018-12-03 01:22:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1113 transitions. [2018-12-03 01:22:14,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-03 01:22:14,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 924 states and 1124 transitions. [2018-12-03 01:22:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1124 transitions. [2018-12-03 01:22:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-03 01:22:14,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-03 01:22:14,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:14,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 925 states and 1125 transitions. [2018-12-03 01:22:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1125 transitions. [2018-12-03 01:22:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-03 01:22:14,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:17,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:17,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 988 states and 1194 transitions. [2018-12-03 01:22:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1194 transitions. [2018-12-03 01:22:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-03 01:22:17,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-03 01:22:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 990 states and 1196 transitions. [2018-12-03 01:22:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1196 transitions. [2018-12-03 01:22:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-03 01:22:17,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:22:18,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 993 states and 1200 transitions. [2018-12-03 01:22:18,031 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1200 transitions. [2018-12-03 01:22:18,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-03 01:22:18,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1019 states and 1231 transitions. [2018-12-03 01:22:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1231 transitions. [2018-12-03 01:22:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-03 01:22:18,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:19,007 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1022 states and 1233 transitions. [2018-12-03 01:22:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1233 transitions. [2018-12-03 01:22:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-03 01:22:19,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-03 01:22:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:19,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1030 states and 1240 transitions. [2018-12-03 01:22:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1240 transitions. [2018-12-03 01:22:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-03 01:22:19,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:19,505 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1075 states and 1294 transitions. [2018-12-03 01:22:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1294 transitions. [2018-12-03 01:22:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-03 01:22:22,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:22:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1101 states and 1321 transitions. [2018-12-03 01:22:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1321 transitions. [2018-12-03 01:22:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-03 01:22:22,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:23,021 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:24,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:24,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1137 states and 1361 transitions. [2018-12-03 01:22:24,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1361 transitions. [2018-12-03 01:22:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-03 01:22:24,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1153 states and 1380 transitions. [2018-12-03 01:22:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1380 transitions. [2018-12-03 01:22:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-03 01:22:24,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:24,854 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:24,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:24,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1160 states and 1391 transitions. [2018-12-03 01:22:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1391 transitions. [2018-12-03 01:22:24,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-03 01:22:24,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-03 01:22:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1163 states and 1394 transitions. [2018-12-03 01:22:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1394 transitions. [2018-12-03 01:22:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-03 01:22:24,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:25,076 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1189 states and 1422 transitions. [2018-12-03 01:22:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1422 transitions. [2018-12-03 01:22:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-03 01:22:25,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:27,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1225 states and 1461 transitions. [2018-12-03 01:22:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1461 transitions. [2018-12-03 01:22:27,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-03 01:22:27,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:27,063 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-03 01:22:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:27,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1228 states and 1469 transitions. [2018-12-03 01:22:27,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1469 transitions. [2018-12-03 01:22:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-03 01:22:27,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:22:28,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1266 states and 1514 transitions. [2018-12-03 01:22:28,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1514 transitions. [2018-12-03 01:22:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-03 01:22:28,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:28,665 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:28,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:28,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1269 states and 1517 transitions. [2018-12-03 01:22:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1517 transitions. [2018-12-03 01:22:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-03 01:22:28,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-03 01:22:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1305 states and 1554 transitions. [2018-12-03 01:22:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1554 transitions. [2018-12-03 01:22:31,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-03 01:22:31,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 01:22:33,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1335 states and 1586 transitions. [2018-12-03 01:22:33,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1586 transitions. [2018-12-03 01:22:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-03 01:22:33,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-03 01:22:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1349 states and 1603 transitions. [2018-12-03 01:22:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1603 transitions. [2018-12-03 01:22:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-03 01:22:33,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:33,386 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-03 01:22:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1371 states and 1625 transitions. [2018-12-03 01:22:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1625 transitions. [2018-12-03 01:22:33,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-03 01:22:33,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-03 01:22:33,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1380 states and 1634 transitions. [2018-12-03 01:22:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1634 transitions. [2018-12-03 01:22:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-03 01:22:33,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:33,667 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-03 01:22:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1412 states and 1670 transitions. [2018-12-03 01:22:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1670 transitions. [2018-12-03 01:22:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-03 01:22:35,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-03 01:22:36,861 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2018-12-03 01:22:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:39,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1483 states and 1740 transitions. [2018-12-03 01:22:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1740 transitions. [2018-12-03 01:22:39,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-03 01:22:39,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-03 01:22:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:39,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1511 states and 1768 transitions. [2018-12-03 01:22:39,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1768 transitions. [2018-12-03 01:22:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-03 01:22:39,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:39,855 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1527 states and 1787 transitions. [2018-12-03 01:22:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1787 transitions. [2018-12-03 01:22:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-03 01:22:40,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1563 states and 1828 transitions. [2018-12-03 01:22:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1828 transitions. [2018-12-03 01:22:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-03 01:22:41,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1589 states and 1856 transitions. [2018-12-03 01:22:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1856 transitions. [2018-12-03 01:22:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-03 01:22:42,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:43,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1605 states and 1872 transitions. [2018-12-03 01:22:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1872 transitions. [2018-12-03 01:22:43,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-03 01:22:43,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-03 01:22:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1621 states and 1896 transitions. [2018-12-03 01:22:43,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1896 transitions. [2018-12-03 01:22:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-03 01:22:43,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1667 states and 1945 transitions. [2018-12-03 01:22:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1945 transitions. [2018-12-03 01:22:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-03 01:22:45,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1683 states and 1965 transitions. [2018-12-03 01:22:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1965 transitions. [2018-12-03 01:22:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-03 01:22:46,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:22:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1699 states and 1983 transitions. [2018-12-03 01:22:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 1983 transitions. [2018-12-03 01:22:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-03 01:22:47,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:47,185 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:48,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:48,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1739 states and 2029 transitions. [2018-12-03 01:22:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2029 transitions. [2018-12-03 01:22:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-03 01:22:48,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:48,071 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1753 states and 2043 transitions. [2018-12-03 01:22:49,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2043 transitions. [2018-12-03 01:22:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-03 01:22:49,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:22:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1769 states and 2059 transitions. [2018-12-03 01:22:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2059 transitions. [2018-12-03 01:22:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-03 01:22:49,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:22:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:51,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1829 states and 2125 transitions. [2018-12-03 01:22:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2125 transitions. [2018-12-03 01:22:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-03 01:22:51,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 01:22:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:55,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1881 states and 2181 transitions. [2018-12-03 01:22:55,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2181 transitions. [2018-12-03 01:22:55,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-03 01:22:55,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 01:22:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1911 states and 2211 transitions. [2018-12-03 01:22:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2211 transitions. [2018-12-03 01:22:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-03 01:22:56,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 01:22:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:57,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1925 states and 2225 transitions. [2018-12-03 01:22:57,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2225 transitions. [2018-12-03 01:22:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-03 01:22:57,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:57,309 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:22:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:22:57,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1942 states and 2249 transitions. [2018-12-03 01:22:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2249 transitions. [2018-12-03 01:22:57,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-03 01:22:57,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:22:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:22:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:23:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1975 states and 2284 transitions. [2018-12-03 01:23:02,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2284 transitions. [2018-12-03 01:23:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-03 01:23:02,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 01:23:03,662 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-12-03 01:23:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1976 states and 2286 transitions. [2018-12-03 01:23:05,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2286 transitions. [2018-12-03 01:23:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-03 01:23:05,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 01:23:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1986 states and 2296 transitions. [2018-12-03 01:23:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2296 transitions. [2018-12-03 01:23:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-03 01:23:07,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 01:23:07,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 2000 states and 2311 transitions. [2018-12-03 01:23:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2311 transitions. [2018-12-03 01:23:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-03 01:23:07,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-03 01:23:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2050 states and 2362 transitions. [2018-12-03 01:23:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2362 transitions. [2018-12-03 01:23:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-03 01:23:08,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:08,048 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-03 01:23:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2059 states and 2371 transitions. [2018-12-03 01:23:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2371 transitions. [2018-12-03 01:23:08,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-03 01:23:08,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:23:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2075 states and 2389 transitions. [2018-12-03 01:23:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2389 transitions. [2018-12-03 01:23:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-03 01:23:09,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:09,400 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-03 01:23:09,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2081 states and 2399 transitions. [2018-12-03 01:23:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2399 transitions. [2018-12-03 01:23:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-03 01:23:09,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:23:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2082 states and 2400 transitions. [2018-12-03 01:23:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2400 transitions. [2018-12-03 01:23:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-03 01:23:10,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-03 01:23:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2121 states and 2446 transitions. [2018-12-03 01:23:11,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2446 transitions. [2018-12-03 01:23:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-03 01:23:11,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:11,687 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-03 01:23:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2137 states and 2462 transitions. [2018-12-03 01:23:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2462 transitions. [2018-12-03 01:23:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-03 01:23:12,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-03 01:23:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2151 states and 2476 transitions. [2018-12-03 01:23:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2476 transitions. [2018-12-03 01:23:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-03 01:23:12,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-03 01:23:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2160 states and 2487 transitions. [2018-12-03 01:23:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2487 transitions. [2018-12-03 01:23:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-03 01:23:13,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:23:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2199 states and 2534 transitions. [2018-12-03 01:23:17,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2534 transitions. [2018-12-03 01:23:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-03 01:23:17,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 01:23:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2215 states and 2549 transitions. [2018-12-03 01:23:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2549 transitions. [2018-12-03 01:23:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-03 01:23:17,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:17,374 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:23:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2219 states and 2553 transitions. [2018-12-03 01:23:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2553 transitions. [2018-12-03 01:23:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-03 01:23:17,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2238 states and 2577 transitions. [2018-12-03 01:23:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2577 transitions. [2018-12-03 01:23:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-03 01:23:18,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:18,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:18,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2252 states and 2590 transitions. [2018-12-03 01:23:18,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2590 transitions. [2018-12-03 01:23:18,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-03 01:23:18,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:18,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2268 states and 2605 transitions. [2018-12-03 01:23:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2605 transitions. [2018-12-03 01:23:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-03 01:23:18,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:18,849 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 13 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-03 01:23:19,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:19,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2283 states and 2623 transitions. [2018-12-03 01:23:19,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2623 transitions. [2018-12-03 01:23:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-03 01:23:19,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-03 01:23:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2289 states and 2630 transitions. [2018-12-03 01:23:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2630 transitions. [2018-12-03 01:23:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-03 01:23:19,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 149 proven. 13 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 01:23:19,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2295 states and 2637 transitions. [2018-12-03 01:23:19,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2637 transitions. [2018-12-03 01:23:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-03 01:23:19,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-03 01:23:24,308 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-03 01:23:25,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:25,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2322 states and 2666 transitions. [2018-12-03 01:23:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2666 transitions. [2018-12-03 01:23:25,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-03 01:23:25,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:23:29,036 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2018-12-03 01:23:29,351 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-03 01:23:32,115 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-03 01:23:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2373 states and 2718 transitions. [2018-12-03 01:23:36,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2718 transitions. [2018-12-03 01:23:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-03 01:23:36,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:23:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2424 states and 2768 transitions. [2018-12-03 01:23:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2768 transitions. [2018-12-03 01:23:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-03 01:23:43,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:23:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2486 states and 2829 transitions. [2018-12-03 01:23:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2829 transitions. [2018-12-03 01:23:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-03 01:23:46,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-03 01:23:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2522 states and 2869 transitions. [2018-12-03 01:23:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2869 transitions. [2018-12-03 01:23:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-03 01:23:49,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:23:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2552 states and 2904 transitions. [2018-12-03 01:23:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 2904 transitions. [2018-12-03 01:23:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-03 01:23:53,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 01:23:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2564 states and 2915 transitions. [2018-12-03 01:23:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 2915 transitions. [2018-12-03 01:23:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-03 01:23:54,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-03 01:23:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2567 states and 2918 transitions. [2018-12-03 01:23:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 2918 transitions. [2018-12-03 01:23:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-03 01:23:54,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-03 01:23:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2568 states and 2918 transitions. [2018-12-03 01:23:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2918 transitions. [2018-12-03 01:23:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-03 01:23:54,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-03 01:23:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2569 states and 2918 transitions. [2018-12-03 01:23:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2918 transitions. [2018-12-03 01:23:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-03 01:23:55,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-03 01:23:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2581 states and 2930 transitions. [2018-12-03 01:23:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 2930 transitions. [2018-12-03 01:23:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-03 01:23:55,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:23:58,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2613 states and 2967 transitions. [2018-12-03 01:23:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2967 transitions. [2018-12-03 01:23:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-03 01:23:58,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:24:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:00,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2643 states and 2999 transitions. [2018-12-03 01:24:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 2999 transitions. [2018-12-03 01:24:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-03 01:24:00,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-03 01:24:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2679 states and 3036 transitions. [2018-12-03 01:24:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3036 transitions. [2018-12-03 01:24:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-03 01:24:01,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-03 01:24:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 2688 states and 3045 transitions. [2018-12-03 01:24:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3045 transitions. [2018-12-03 01:24:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-03 01:24:01,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-03 01:24:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2699 states and 3056 transitions. [2018-12-03 01:24:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3056 transitions. [2018-12-03 01:24:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-03 01:24:02,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-03 01:24:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:02,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 2721 states and 3080 transitions. [2018-12-03 01:24:02,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3080 transitions. [2018-12-03 01:24:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-03 01:24:02,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-03 01:24:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2737 states and 3095 transitions. [2018-12-03 01:24:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3095 transitions. [2018-12-03 01:24:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-03 01:24:02,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-03 01:24:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:03,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 2753 states and 3112 transitions. [2018-12-03 01:24:03,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3112 transitions. [2018-12-03 01:24:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-03 01:24:03,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-03 01:24:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 2755 states and 3113 transitions. [2018-12-03 01:24:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3113 transitions. [2018-12-03 01:24:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-03 01:24:03,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:03,888 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:24:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:08,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2796 states and 3162 transitions. [2018-12-03 01:24:08,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3162 transitions. [2018-12-03 01:24:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-03 01:24:08,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:24:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:14,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2829 states and 3196 transitions. [2018-12-03 01:24:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3196 transitions. [2018-12-03 01:24:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-03 01:24:14,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-03 01:24:15,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:15,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 2833 states and 3199 transitions. [2018-12-03 01:24:15,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3199 transitions. [2018-12-03 01:24:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-03 01:24:15,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-03 01:24:15,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2836 states and 3201 transitions. [2018-12-03 01:24:15,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3201 transitions. [2018-12-03 01:24:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-03 01:24:15,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 01:24:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 2860 states and 3229 transitions. [2018-12-03 01:24:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3229 transitions. [2018-12-03 01:24:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-03 01:24:17,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 01:24:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2876 states and 3244 transitions. [2018-12-03 01:24:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3244 transitions. [2018-12-03 01:24:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-03 01:24:17,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 01:24:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2892 states and 3259 transitions. [2018-12-03 01:24:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3259 transitions. [2018-12-03 01:24:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-03 01:24:18,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 01:24:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:18,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2908 states and 3274 transitions. [2018-12-03 01:24:18,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3274 transitions. [2018-12-03 01:24:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-03 01:24:18,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 01:24:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:18,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2922 states and 3287 transitions. [2018-12-03 01:24:18,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3287 transitions. [2018-12-03 01:24:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 01:24:18,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 2944 states and 3315 transitions. [2018-12-03 01:24:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3315 transitions. [2018-12-03 01:24:20,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 01:24:20,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:21,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:21,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2947 states and 3319 transitions. [2018-12-03 01:24:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3319 transitions. [2018-12-03 01:24:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 01:24:21,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:21,204 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:22,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2948 states and 3319 transitions. [2018-12-03 01:24:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3319 transitions. [2018-12-03 01:24:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 01:24:22,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:23,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2964 states and 3339 transitions. [2018-12-03 01:24:23,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3339 transitions. [2018-12-03 01:24:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-03 01:24:23,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-03 01:24:25,986 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2018-12-03 01:24:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 3022 states and 3398 transitions. [2018-12-03 01:24:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3398 transitions. [2018-12-03 01:24:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-03 01:24:33,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-03 01:24:35,394 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-03 01:24:42,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:42,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3084 states and 3459 transitions. [2018-12-03 01:24:42,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3459 transitions. [2018-12-03 01:24:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-03 01:24:42,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3146 states and 3524 transitions. [2018-12-03 01:24:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3524 transitions. [2018-12-03 01:24:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-03 01:24:45,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 3162 states and 3539 transitions. [2018-12-03 01:24:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 3539 transitions. [2018-12-03 01:24:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-03 01:24:46,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:46,086 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:24:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3176 states and 3552 transitions. [2018-12-03 01:24:46,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 3552 transitions. [2018-12-03 01:24:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:46,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-03 01:24:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:46,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3180 states and 3555 transitions. [2018-12-03 01:24:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3555 transitions. [2018-12-03 01:24:46,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:46,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:46,723 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-03 01:24:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3187 states and 3561 transitions. [2018-12-03 01:24:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3561 transitions. [2018-12-03 01:24:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:47,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:47,244 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-03 01:24:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:47,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3193 states and 3566 transitions. [2018-12-03 01:24:47,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3566 transitions. [2018-12-03 01:24:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:47,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-03 01:24:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 3209 states and 3584 transitions. [2018-12-03 01:24:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 3584 transitions. [2018-12-03 01:24:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:48,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-03 01:24:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3210 states and 3585 transitions. [2018-12-03 01:24:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 3585 transitions. [2018-12-03 01:24:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:48,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:49,050 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-03 01:24:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:49,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3213 states and 3589 transitions. [2018-12-03 01:24:49,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 3589 transitions. [2018-12-03 01:24:49,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-03 01:24:49,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-03 01:24:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3214 states and 3589 transitions. [2018-12-03 01:24:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3589 transitions. [2018-12-03 01:24:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-03 01:24:49,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:50,058 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3248 states and 3623 transitions. [2018-12-03 01:24:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3623 transitions. [2018-12-03 01:24:50,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-03 01:24:50,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:50,768 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3264 states and 3639 transitions. [2018-12-03 01:24:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3639 transitions. [2018-12-03 01:24:51,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-03 01:24:51,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3278 states and 3652 transitions. [2018-12-03 01:24:53,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3652 transitions. [2018-12-03 01:24:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-03 01:24:53,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-03 01:24:53,590 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2018-12-03 01:24:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3282 states and 3655 transitions. [2018-12-03 01:24:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3655 transitions. [2018-12-03 01:24:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-03 01:24:55,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-03 01:24:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 3285 states and 3657 transitions. [2018-12-03 01:24:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3657 transitions. [2018-12-03 01:24:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:24:55,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-03 01:24:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:59,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3317 states and 3692 transitions. [2018-12-03 01:24:59,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 3692 transitions. [2018-12-03 01:24:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:24:59,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-03 01:24:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3333 states and 3707 transitions. [2018-12-03 01:24:59,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3707 transitions. [2018-12-03 01:24:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:24:59,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-03 01:25:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:00,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3349 states and 3722 transitions. [2018-12-03 01:25:00,637 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3722 transitions. [2018-12-03 01:25:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:25:00,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:25:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:05,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3387 states and 3768 transitions. [2018-12-03 01:25:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 3768 transitions. [2018-12-03 01:25:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:25:05,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:25:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3403 states and 3783 transitions. [2018-12-03 01:25:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3403 states and 3783 transitions. [2018-12-03 01:25:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-03 01:25:06,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:25:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3419 states and 3798 transitions. [2018-12-03 01:25:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3798 transitions. [2018-12-03 01:25:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-03 01:25:06,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 282 proven. 28 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-03 01:25:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:15,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3439 states and 3827 transitions. [2018-12-03 01:25:15,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 3827 transitions. [2018-12-03 01:25:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-03 01:25:15,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:15,979 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-03 01:25:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:16,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3444 states and 3831 transitions. [2018-12-03 01:25:16,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 3831 transitions. [2018-12-03 01:25:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-03 01:25:16,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:25:21,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3460 states and 3849 transitions. [2018-12-03 01:25:21,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3849 transitions. [2018-12-03 01:25:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-03 01:25:21,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:25:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:28,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 3497 states and 3886 transitions. [2018-12-03 01:25:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3497 states and 3886 transitions. [2018-12-03 01:25:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-03 01:25:28,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:25:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3535 states and 3925 transitions. [2018-12-03 01:25:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 3925 transitions. [2018-12-03 01:25:32,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-03 01:25:32,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:25:33,688 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2018-12-03 01:25:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3567 states and 3956 transitions. [2018-12-03 01:25:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3567 states and 3956 transitions. [2018-12-03 01:25:36,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-03 01:25:36,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-03 01:25:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3602 states and 3990 transitions. [2018-12-03 01:25:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 3990 transitions. [2018-12-03 01:25:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-03 01:25:37,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-03 01:25:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 3618 states and 4005 transitions. [2018-12-03 01:25:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 4005 transitions. [2018-12-03 01:25:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-03 01:25:37,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-03 01:25:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 3634 states and 4023 transitions. [2018-12-03 01:25:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3634 states and 4023 transitions. [2018-12-03 01:25:38,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-03 01:25:38,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-03 01:25:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 3647 states and 4037 transitions. [2018-12-03 01:25:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 4037 transitions. [2018-12-03 01:25:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-03 01:25:38,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-03 01:25:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 3649 states and 4038 transitions. [2018-12-03 01:25:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 3649 states and 4038 transitions. [2018-12-03 01:25:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-03 01:25:39,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-03 01:25:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 3671 states and 4061 transitions. [2018-12-03 01:25:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 4061 transitions. [2018-12-03 01:25:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-03 01:25:40,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-03 01:25:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 3675 states and 4065 transitions. [2018-12-03 01:25:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 4065 transitions. [2018-12-03 01:25:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:41,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-03 01:25:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:46,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 3714 states and 4110 transitions. [2018-12-03 01:25:46,948 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 4110 transitions. [2018-12-03 01:25:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:46,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:47,450 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-03 01:25:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 3726 states and 4121 transitions. [2018-12-03 01:25:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3726 states and 4121 transitions. [2018-12-03 01:25:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:47,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:48,043 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-03 01:25:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 3791 states and 4197 transitions. [2018-12-03 01:25:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 4197 transitions. [2018-12-03 01:25:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:50,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-03 01:25:51,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3818 states and 4224 transitions. [2018-12-03 01:25:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 4224 transitions. [2018-12-03 01:25:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-03 01:25:51,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:25:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 3838 states and 4246 transitions. [2018-12-03 01:25:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 4246 transitions. [2018-12-03 01:25:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-03 01:25:53,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:26:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 3858 states and 4269 transitions. [2018-12-03 01:26:02,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4269 transitions. [2018-12-03 01:26:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-03 01:26:02,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:26:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 3859 states and 4269 transitions. [2018-12-03 01:26:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3859 states and 4269 transitions. [2018-12-03 01:26:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-03 01:26:03,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:03,309 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:26:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:03,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 3861 states and 4270 transitions. [2018-12-03 01:26:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 4270 transitions. [2018-12-03 01:26:03,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-03 01:26:03,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-03 01:26:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:04,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 3865 states and 4274 transitions. [2018-12-03 01:26:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4274 transitions. [2018-12-03 01:26:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-03 01:26:04,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 229 proven. 20 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-12-03 01:26:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 3885 states and 4297 transitions. [2018-12-03 01:26:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 4297 transitions. [2018-12-03 01:26:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-03 01:26:05,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-03 01:26:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 3925 states and 4340 transitions. [2018-12-03 01:26:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 4340 transitions. [2018-12-03 01:26:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 01:26:06,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:26:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3941 states and 4359 transitions. [2018-12-03 01:26:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4359 transitions. [2018-12-03 01:26:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 01:26:08,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:08,863 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:26:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4397 states to 3977 states and 4397 transitions. [2018-12-03 01:26:09,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 4397 transitions. [2018-12-03 01:26:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 01:26:09,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:26:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 4003 states and 4424 transitions. [2018-12-03 01:26:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 4424 transitions. [2018-12-03 01:26:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 01:26:10,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:26:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 4017 states and 4437 transitions. [2018-12-03 01:26:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 4437 transitions. [2018-12-03 01:26:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 01:26:13,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:14,039 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 01:26:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 4033 states and 4452 transitions. [2018-12-03 01:26:14,753 INFO L276 IsEmpty]: Start isEmpty. Operand 4033 states and 4452 transitions. [2018-12-03 01:26:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-03 01:26:14,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 4038 states and 4456 transitions. [2018-12-03 01:26:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 4456 transitions. [2018-12-03 01:26:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-03 01:26:15,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 4043 states and 4460 transitions. [2018-12-03 01:26:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4043 states and 4460 transitions. [2018-12-03 01:26:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-03 01:26:15,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:20,294 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-03 01:26:25,533 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-03 01:26:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 4084 states and 4502 transitions. [2018-12-03 01:26:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 4502 transitions. [2018-12-03 01:26:27,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-03 01:26:27,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 4085 states and 4503 transitions. [2018-12-03 01:26:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 4503 transitions. [2018-12-03 01:26:28,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-03 01:26:28,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4087 states and 4505 transitions. [2018-12-03 01:26:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4505 transitions. [2018-12-03 01:26:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-03 01:26:29,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 4 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-03 01:26:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 4092 states and 4509 transitions. [2018-12-03 01:26:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 4092 states and 4509 transitions. [2018-12-03 01:26:29,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-03 01:26:29,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:32,434 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2018-12-03 01:26:33,824 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2018-12-03 01:26:34,561 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2018-12-03 01:26:35,920 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 586 proven. 4 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-03 01:26:40,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4093 states and 4512 transitions. [2018-12-03 01:26:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 4512 transitions. [2018-12-03 01:26:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-03 01:26:40,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-03 01:26:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 4098 states and 4517 transitions. [2018-12-03 01:26:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4517 transitions. [2018-12-03 01:26:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-03 01:26:40,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-03 01:26:40,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4529 states to 4111 states and 4529 transitions. [2018-12-03 01:26:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 4529 transitions. [2018-12-03 01:26:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-03 01:26:40,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-03 01:26:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 4126 states and 4544 transitions. [2018-12-03 01:26:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 4126 states and 4544 transitions. [2018-12-03 01:26:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-03 01:26:41,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-03 01:26:41,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 4132 states and 4550 transitions. [2018-12-03 01:26:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4550 transitions. [2018-12-03 01:26:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-03 01:26:41,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-03 01:26:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 4143 states and 4561 transitions. [2018-12-03 01:26:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 4561 transitions. [2018-12-03 01:26:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-03 01:26:41,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-03 01:26:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 4147 states and 4566 transitions. [2018-12-03 01:26:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4147 states and 4566 transitions. [2018-12-03 01:26:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-03 01:26:45,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-03 01:26:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 4157 states and 4583 transitions. [2018-12-03 01:26:51,896 INFO L276 IsEmpty]: Start isEmpty. Operand 4157 states and 4583 transitions. [2018-12-03 01:26:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-03 01:26:51,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-03 01:26:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:56,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 4211 states and 4647 transitions. [2018-12-03 01:26:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 4647 transitions. [2018-12-03 01:26:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-03 01:26:56,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-03 01:26:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4280 states and 4720 transitions. [2018-12-03 01:26:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 4720 transitions. [2018-12-03 01:26:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-03 01:26:59,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-03 01:27:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 4299 states and 4740 transitions. [2018-12-03 01:27:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 4740 transitions. [2018-12-03 01:27:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-03 01:27:01,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-03 01:27:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 4325 states and 4766 transitions. [2018-12-03 01:27:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 4325 states and 4766 transitions. [2018-12-03 01:27:02,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-03 01:27:02,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-03 01:27:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4339 states and 4779 transitions. [2018-12-03 01:27:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 4339 states and 4779 transitions. [2018-12-03 01:27:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-03 01:27:05,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:06,541 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 591 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-12-03 01:27:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 4355 states and 4796 transitions. [2018-12-03 01:27:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 4355 states and 4796 transitions. [2018-12-03 01:27:11,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-03 01:27:11,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 326 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-03 01:27:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:16,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 4388 states and 4828 transitions. [2018-12-03 01:27:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 4388 states and 4828 transitions. [2018-12-03 01:27:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-03 01:27:16,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 326 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-03 01:27:16,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 4398 states and 4837 transitions. [2018-12-03 01:27:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 4837 transitions. [2018-12-03 01:27:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-03 01:27:16,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-03 01:27:17,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4412 states and 4850 transitions. [2018-12-03 01:27:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 4412 states and 4850 transitions. [2018-12-03 01:27:17,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-03 01:27:17,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-03 01:27:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:19,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 4426 states and 4863 transitions. [2018-12-03 01:27:19,030 INFO L276 IsEmpty]: Start isEmpty. Operand 4426 states and 4863 transitions. [2018-12-03 01:27:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-03 01:27:19,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-03 01:27:20,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4442 states and 4878 transitions. [2018-12-03 01:27:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4442 states and 4878 transitions. [2018-12-03 01:27:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2018-12-03 01:27:20,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 841 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2018-12-03 01:27:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4520 states and 4957 transitions. [2018-12-03 01:27:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4520 states and 4957 transitions. [2018-12-03 01:27:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-03 01:27:22,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:22,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2018-12-03 01:27:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4522 states and 4958 transitions. [2018-12-03 01:27:22,729 INFO L276 IsEmpty]: Start isEmpty. Operand 4522 states and 4958 transitions. [2018-12-03 01:27:22,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-03 01:27:22,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 757 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-03 01:27:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4979 states to 4544 states and 4979 transitions. [2018-12-03 01:27:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 4544 states and 4979 transitions. [2018-12-03 01:27:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-03 01:27:26,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-03 01:27:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 4550 states and 4984 transitions. [2018-12-03 01:27:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4550 states and 4984 transitions. [2018-12-03 01:27:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-03 01:27:26,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:26,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-03 01:27:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4987 states to 4553 states and 4987 transitions. [2018-12-03 01:27:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4553 states and 4987 transitions. [2018-12-03 01:27:27,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-03 01:27:27,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-03 01:27:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 4567 states and 5000 transitions. [2018-12-03 01:27:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 5000 transitions. [2018-12-03 01:27:27,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-03 01:27:27,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:30,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-12-03 01:27:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5088 states to 4646 states and 5088 transitions. [2018-12-03 01:27:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4646 states and 5088 transitions. [2018-12-03 01:27:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-03 01:27:33,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-12-03 01:27:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 4650 states and 5093 transitions. [2018-12-03 01:27:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 4650 states and 5093 transitions. [2018-12-03 01:27:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-03 01:27:36,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 991 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-03 01:27:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5105 states to 4660 states and 5105 transitions. [2018-12-03 01:27:37,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4660 states and 5105 transitions. [2018-12-03 01:27:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-03 01:27:37,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-03 01:27:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 4701 states and 5149 transitions. [2018-12-03 01:27:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 5149 transitions. [2018-12-03 01:27:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-03 01:27:39,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:39,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-03 01:27:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 4724 states and 5172 transitions. [2018-12-03 01:27:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 4724 states and 5172 transitions. [2018-12-03 01:27:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-03 01:27:41,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-03 01:27:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5189 states to 4742 states and 5189 transitions. [2018-12-03 01:27:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 4742 states and 5189 transitions. [2018-12-03 01:27:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-03 01:27:42,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-03 01:27:43,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 4764 states and 5210 transitions. [2018-12-03 01:27:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 4764 states and 5210 transitions. [2018-12-03 01:27:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-03 01:27:43,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-03 01:27:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 4770 states and 5215 transitions. [2018-12-03 01:27:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4770 states and 5215 transitions. [2018-12-03 01:27:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2018-12-03 01:27:43,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1592 backedges. 1014 proven. 4 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-03 01:27:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5281 states to 4837 states and 5281 transitions. [2018-12-03 01:27:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4837 states and 5281 transitions. [2018-12-03 01:27:44,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2018-12-03 01:27:44,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2018-12-03 01:27:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5296 states to 4852 states and 5296 transitions. [2018-12-03 01:27:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 4852 states and 5296 transitions. [2018-12-03 01:27:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2018-12-03 01:27:46,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:46,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2018-12-03 01:27:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5312 states to 4867 states and 5312 transitions. [2018-12-03 01:27:46,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4867 states and 5312 transitions. [2018-12-03 01:27:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2018-12-03 01:27:46,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 1154 proven. 0 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2018-12-03 01:27:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5315 states to 4871 states and 5315 transitions. [2018-12-03 01:27:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 5315 transitions. [2018-12-03 01:27:47,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-12-03 01:27:47,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 509 proven. 40 refuted. 0 times theorem prover too weak. 1439 trivial. 0 not checked. [2018-12-03 01:27:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5352 states to 4905 states and 5352 transitions. [2018-12-03 01:27:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4905 states and 5352 transitions. [2018-12-03 01:27:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-12-03 01:27:50,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:27:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:27:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 509 proven. 40 refuted. 0 times theorem prover too weak. 1439 trivial. 0 not checked. [2018-12-03 01:27:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:27:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 4338 states and 4731 transitions. [2018-12-03 01:27:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 4338 states and 4731 transitions. [2018-12-03 01:27:55,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:27:55,500 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 238 iterations. [2018-12-03 01:27:55,506 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-03 01:27:55,807 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-12-03 01:27:55,969 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-12-03 01:27:56,395 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-12-03 01:27:56,750 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 48 [2018-12-03 01:27:56,957 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-03 01:27:57,131 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-12-03 01:27:57,287 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-03 01:27:57,525 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-03 01:27:57,832 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 48 [2018-12-03 01:27:58,113 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 48 [2018-12-03 01:27:58,341 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-03 01:27:58,582 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-03 01:27:58,766 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 24 [2018-12-03 01:27:58,962 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-12-03 01:27:59,220 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-03 01:27:59,466 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:27:59,651 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-12-03 01:27:59,859 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-03 01:28:00,150 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-03 01:28:00,600 WARN L180 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-03 01:28:01,101 WARN L180 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 48 [2018-12-03 01:28:01,341 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-12-03 01:28:01,513 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-12-03 01:28:01,729 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-12-03 01:28:02,213 WARN L180 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 62 [2018-12-03 01:28:02,477 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 24 [2018-12-03 01:28:02,684 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-12-03 01:28:02,969 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-03 01:28:03,180 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-03 01:28:03,320 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2018-12-03 01:28:03,537 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-03 01:28:03,719 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-03 01:28:03,921 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:28:04,065 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-12-03 01:28:04,273 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-03 01:28:04,481 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-03 01:28:04,646 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-12-03 01:28:04,857 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-12-03 01:28:05,140 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 52 [2018-12-03 01:28:05,503 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 48 [2018-12-03 01:28:05,643 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-03 01:28:05,848 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 24 [2018-12-03 01:28:06,000 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-03 01:28:06,219 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2018-12-03 01:28:06,363 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-03 01:28:06,727 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-12-03 01:28:06,867 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 24 [2018-12-03 01:28:07,088 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-12-03 01:28:07,415 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2018-12-03 01:28:07,629 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:28:07,833 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:28:08,212 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 48 [2018-12-03 01:28:08,359 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2018-12-03 01:28:08,561 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-03 01:28:08,779 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-03 01:28:08,948 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-03 01:28:09,242 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-12-03 01:28:09,393 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-03 01:28:09,597 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-03 01:28:09,737 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-03 01:28:10,062 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-03 01:28:10,285 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2018-12-03 01:28:10,516 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:28:10,835 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 24 [2018-12-03 01:28:11,324 WARN L180 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 59 [2018-12-03 01:28:11,564 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 24 [2018-12-03 01:28:11,768 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-03 01:28:11,913 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-03 01:28:11,913 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 01:28:11,915 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-03 01:28:11,920 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-03 01:28:11,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:28:11 ImpRootNode [2018-12-03 01:28:11,921 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-03 01:28:11,921 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:28:11,921 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:28:11,921 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:28:11,921 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:22:01" (3/4) ... [2018-12-03 01:28:11,924 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:28:11,935 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-03 01:28:11,935 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-03 01:28:11,936 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-03 01:28:11,936 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 01:28:12,003 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ee72318f-456f-4554-90ce-f54e721976b4/bin-2019/ukojak/witness.graphml [2018-12-03 01:28:12,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:28:12,004 INFO L168 Benchmark]: Toolchain (without parser) took 372222.36 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 946.3 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 540.0 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,004 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:28:12,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -154.1 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,005 INFO L168 Benchmark]: Boogie Preprocessor took 29.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,005 INFO L168 Benchmark]: RCFGBuilder took 1133.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,005 INFO L168 Benchmark]: CodeCheck took 370629.62 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 869.3 MB in the beginning and 2.2 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,005 INFO L168 Benchmark]: Witness Printer took 82.22 ms. Allocated memory is still 2.8 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:28:12,007 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, 354.1s OverallTime, 238 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1004347284 SDtfs, 300495756 SDslu, 1993277896 SDs, 0 SdLazy, -1145696752 SolverSat, 411887812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1884.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 377523 GetRequests, 368050 SyntacticMatches, 7625 SemanticMatches, 1848 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2803264 ImplicationChecksByTransitivity, 307.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 34.0s InterpolantComputationTime, 59701 NumberOfCodeBlocks, 59701 NumberOfCodeBlocksAsserted, 237 NumberOfCheckSat, 59464 ConstructedInterpolants, 0 QuantifiedInterpolants, 73418690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 237 InterpolantComputations, 163 PerfectInterpolantSequences, 89596/90510 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: (((!(a28 == 8) && a17 == 8) || (!(a11 == 1) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) && !(a28 == 11)) || (!(a28 == 8) && a17 == 8)) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -154.1 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1133.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. * CodeCheck took 370629.62 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 869.3 MB in the beginning and 2.2 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. * Witness Printer took 82.22 ms. Allocated memory is still 2.8 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...