./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b933e5eb5edc3f9dba2cad9f501770deba788f6d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:46:34,752 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:46:34,753 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:46:34,761 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:46:34,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:46:34,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:46:34,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:46:34,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:46:34,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:46:34,765 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:46:34,766 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:46:34,766 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:46:34,767 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:46:34,767 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:46:34,768 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:46:34,769 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:46:34,769 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:46:34,770 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:46:34,772 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:46:34,773 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:46:34,774 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:46:34,774 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:46:34,776 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:46:34,776 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:46:34,776 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:46:34,777 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:46:34,778 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:46:34,778 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:46:34,779 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:46:34,779 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:46:34,780 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:46:34,780 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:46:34,780 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:46:34,780 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:46:34,781 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:46:34,781 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:46:34,782 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:46:34,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:46:34,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:46:34,792 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:46:34,793 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:46:34,793 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:46:34,793 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:46:34,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:46:34,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:46:34,794 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:46:34,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:46:34,795 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:46:34,795 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:46:34,795 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:46:34,795 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:46:34,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:46:34,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:46:34,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:46:34,796 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:46:34,796 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:46:34,796 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:46:34,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:46:34,796 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_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2018-12-09 12:46:34,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:46:34,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:46:34,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:46:34,828 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:46:34,828 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:46:34,828 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-12-09 12:46:34,864 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/data/2f95f447f/f226f7f8809545fcb237b09040193eae/FLAG70b7f7b7d [2018-12-09 12:46:35,207 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:46:35,207 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-12-09 12:46:35,214 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/data/2f95f447f/f226f7f8809545fcb237b09040193eae/FLAG70b7f7b7d [2018-12-09 12:46:35,222 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/data/2f95f447f/f226f7f8809545fcb237b09040193eae [2018-12-09 12:46:35,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:46:35,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:46:35,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:46:35,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:46:35,227 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:46:35,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,229 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 09.12 12:46:35, skipping insertion in model container [2018-12-09 12:46:35,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:46:35,256 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:46:35,425 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:46:35,428 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:46:35,510 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:46:35,519 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:46:35,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35 WrapperNode [2018-12-09 12:46:35,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:46:35,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:46:35,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:46:35,521 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:46:35,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:46:35,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:46:35,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:46:35,561 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:46:35,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... [2018-12-09 12:46:35,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:46:35,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:46:35,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:46:35,590 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:46:35,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:46:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/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 [2018-12-09 12:46:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:46:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:46:36,633 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:46:36,633 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 12:46:36,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:46:36 BoogieIcfgContainer [2018-12-09 12:46:36,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:46:36,634 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:46:36,634 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:46:36,644 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:46:36,644 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:46:36" (1/1) ... [2018-12-09 12:46:36,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:46:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 12:46:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 12:46:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 12:46:36,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-09 12:46:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-09 12:46:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 12:46:37,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:37,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 242 states and 327 transitions. [2018-12-09 12:46:37,604 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 327 transitions. [2018-12-09 12:46:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 12:46:37,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 246 states and 333 transitions. [2018-12-09 12:46:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 333 transitions. [2018-12-09 12:46:37,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:46:37,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:46:38,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 255 states and 348 transitions. [2018-12-09 12:46:38,035 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 348 transitions. [2018-12-09 12:46:38,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:46:38,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 264 states and 364 transitions. [2018-12-09 12:46:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 364 transitions. [2018-12-09 12:46:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 12:46:38,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 267 states and 367 transitions. [2018-12-09 12:46:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 367 transitions. [2018-12-09 12:46:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 12:46:38,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:46:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2018-12-09 12:46:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2018-12-09 12:46:38,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 12:46:38,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 12:46:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 275 states and 381 transitions. [2018-12-09 12:46:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 381 transitions. [2018-12-09 12:46:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 12:46:38,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 12:46:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 278 states and 384 transitions. [2018-12-09 12:46:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2018-12-09 12:46:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 12:46:38,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-12-09 12:46:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-12-09 12:46:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 12:46:39,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 302 states and 422 transitions. [2018-12-09 12:46:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 422 transitions. [2018-12-09 12:46:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 12:46:39,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 316 states and 441 transitions. [2018-12-09 12:46:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 441 transitions. [2018-12-09 12:46:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 12:46:39,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,570 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 319 states and 446 transitions. [2018-12-09 12:46:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 446 transitions. [2018-12-09 12:46:39,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 12:46:39,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 321 states and 448 transitions. [2018-12-09 12:46:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 448 transitions. [2018-12-09 12:46:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 12:46:39,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 325 states and 456 transitions. [2018-12-09 12:46:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 456 transitions. [2018-12-09 12:46:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 12:46:39,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 328 states and 459 transitions. [2018-12-09 12:46:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 459 transitions. [2018-12-09 12:46:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 12:46:39,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:40,003 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 331 states and 462 transitions. [2018-12-09 12:46:40,104 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 462 transitions. [2018-12-09 12:46:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 12:46:40,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 335 states and 467 transitions. [2018-12-09 12:46:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 467 transitions. [2018-12-09 12:46:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 12:46:40,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:40,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 358 states and 498 transitions. [2018-12-09 12:46:40,847 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 498 transitions. [2018-12-09 12:46:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 12:46:40,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:40,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:46:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 437 states and 581 transitions. [2018-12-09 12:46:41,388 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 581 transitions. [2018-12-09 12:46:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 12:46:41,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 442 states and 587 transitions. [2018-12-09 12:46:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 587 transitions. [2018-12-09 12:46:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:41,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 464 states and 617 transitions. [2018-12-09 12:46:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 617 transitions. [2018-12-09 12:46:42,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:42,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:42,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 467 states and 620 transitions. [2018-12-09 12:46:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 620 transitions. [2018-12-09 12:46:42,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:42,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:42,557 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:42,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 470 states and 623 transitions. [2018-12-09 12:46:42,666 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 623 transitions. [2018-12-09 12:46:42,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:42,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:42,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 473 states and 626 transitions. [2018-12-09 12:46:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 626 transitions. [2018-12-09 12:46:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:42,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:46:43,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 478 states and 632 transitions. [2018-12-09 12:46:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 632 transitions. [2018-12-09 12:46:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:43,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:43,127 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:46:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 480 states and 633 transitions. [2018-12-09 12:46:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 633 transitions. [2018-12-09 12:46:43,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 12:46:43,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:46:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 483 states and 635 transitions. [2018-12-09 12:46:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 635 transitions. [2018-12-09 12:46:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 12:46:43,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 489 states and 643 transitions. [2018-12-09 12:46:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 643 transitions. [2018-12-09 12:46:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 12:46:43,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:43,738 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 524 states and 692 transitions. [2018-12-09 12:46:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 692 transitions. [2018-12-09 12:46:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 12:46:45,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 527 states and 695 transitions. [2018-12-09 12:46:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 695 transitions. [2018-12-09 12:46:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 12:46:45,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 12:46:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 529 states and 696 transitions. [2018-12-09 12:46:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 696 transitions. [2018-12-09 12:46:45,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 12:46:45,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 539 states and 710 transitions. [2018-12-09 12:46:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 710 transitions. [2018-12-09 12:46:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 12:46:46,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:46,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 545 states and 717 transitions. [2018-12-09 12:46:46,671 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 717 transitions. [2018-12-09 12:46:46,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 12:46:46,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 566 states and 739 transitions. [2018-12-09 12:46:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 739 transitions. [2018-12-09 12:46:46,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 12:46:46,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 582 states and 760 transitions. [2018-12-09 12:46:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 760 transitions. [2018-12-09 12:46:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 12:46:47,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 586 states and 766 transitions. [2018-12-09 12:46:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 766 transitions. [2018-12-09 12:46:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 12:46:47,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 589 states and 769 transitions. [2018-12-09 12:46:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 769 transitions. [2018-12-09 12:46:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 12:46:47,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:46:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 608 states and 792 transitions. [2018-12-09 12:46:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 792 transitions. [2018-12-09 12:46:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 12:46:48,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:46:48,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:48,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 613 states and 796 transitions. [2018-12-09 12:46:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 796 transitions. [2018-12-09 12:46:48,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 12:46:48,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:48,543 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 626 states and 809 transitions. [2018-12-09 12:46:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 809 transitions. [2018-12-09 12:46:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 12:46:48,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:48,874 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:48,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 627 states and 810 transitions. [2018-12-09 12:46:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 810 transitions. [2018-12-09 12:46:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 12:46:48,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:48,926 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 837 transitions. [2018-12-09 12:46:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 837 transitions. [2018-12-09 12:46:49,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 12:46:49,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:49,194 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 670 states and 859 transitions. [2018-12-09 12:46:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 859 transitions. [2018-12-09 12:46:49,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 12:46:49,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:50,027 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 12:46:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 677 states and 866 transitions. [2018-12-09 12:46:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 866 transitions. [2018-12-09 12:46:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 12:46:50,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 678 states and 867 transitions. [2018-12-09 12:46:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 867 transitions. [2018-12-09 12:46:50,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 12:46:50,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 700 states and 889 transitions. [2018-12-09 12:46:50,684 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 889 transitions. [2018-12-09 12:46:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 12:46:50,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 12:46:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 702 states and 891 transitions. [2018-12-09 12:46:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 891 transitions. [2018-12-09 12:46:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 12:46:50,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:46:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 731 states and 926 transitions. [2018-12-09 12:46:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 926 transitions. [2018-12-09 12:46:51,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 12:46:51,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 748 states and 943 transitions. [2018-12-09 12:46:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 943 transitions. [2018-12-09 12:46:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:46:51,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 12:46:51,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 750 states and 944 transitions. [2018-12-09 12:46:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 944 transitions. [2018-12-09 12:46:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:46:51,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 12:46:51,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 757 states and 951 transitions. [2018-12-09 12:46:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 951 transitions. [2018-12-09 12:46:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:46:51,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:51,717 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:46:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 759 states and 952 transitions. [2018-12-09 12:46:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 952 transitions. [2018-12-09 12:46:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:46:51,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 788 states and 983 transitions. [2018-12-09 12:46:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 983 transitions. [2018-12-09 12:46:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:46:52,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 803 states and 999 transitions. [2018-12-09 12:46:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 999 transitions. [2018-12-09 12:46:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 12:46:52,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:52,655 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 805 states and 1001 transitions. [2018-12-09 12:46:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1001 transitions. [2018-12-09 12:46:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 12:46:52,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 811 states and 1013 transitions. [2018-12-09 12:46:53,318 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1013 transitions. [2018-12-09 12:46:53,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 12:46:53,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 12:46:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 869 states and 1076 transitions. [2018-12-09 12:46:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1076 transitions. [2018-12-09 12:46:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 12:46:54,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 879 states and 1092 transitions. [2018-12-09 12:46:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1092 transitions. [2018-12-09 12:46:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 12:46:54,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:54,884 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:55,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 901 states and 1117 transitions. [2018-12-09 12:46:55,058 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1117 transitions. [2018-12-09 12:46:55,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 12:46:55,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 12:46:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 902 states and 1121 transitions. [2018-12-09 12:46:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1121 transitions. [2018-12-09 12:46:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 12:46:55,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:46:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 908 states and 1131 transitions. [2018-12-09 12:46:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1131 transitions. [2018-12-09 12:46:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 12:46:55,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:55,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 928 states and 1154 transitions. [2018-12-09 12:46:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1154 transitions. [2018-12-09 12:46:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 12:46:55,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 951 states and 1189 transitions. [2018-12-09 12:46:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1189 transitions. [2018-12-09 12:46:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 12:46:58,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:58,240 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 957 states and 1196 transitions. [2018-12-09 12:46:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1196 transitions. [2018-12-09 12:46:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 12:46:58,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:58,706 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 963 states and 1203 transitions. [2018-12-09 12:46:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1203 transitions. [2018-12-09 12:46:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 12:46:59,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:46:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 967 states and 1208 transitions. [2018-12-09 12:46:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1208 transitions. [2018-12-09 12:46:59,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 12:46:59,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 12:46:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 972 states and 1212 transitions. [2018-12-09 12:46:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1212 transitions. [2018-12-09 12:46:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 12:46:59,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:46:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:46:59,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 984 states and 1223 transitions. [2018-12-09 12:46:59,881 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1223 transitions. [2018-12-09 12:46:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 12:46:59,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:46:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:46:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 12:47:00,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:00,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 988 states and 1227 transitions. [2018-12-09 12:47:00,238 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1227 transitions. [2018-12-09 12:47:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 12:47:00,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:47:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 990 states and 1230 transitions. [2018-12-09 12:47:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1230 transitions. [2018-12-09 12:47:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 12:47:00,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:47:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1015 states and 1255 transitions. [2018-12-09 12:47:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1255 transitions. [2018-12-09 12:47:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 12:47:01,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:01,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1022 states and 1264 transitions. [2018-12-09 12:47:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1264 transitions. [2018-12-09 12:47:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 12:47:01,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1027 states and 1269 transitions. [2018-12-09 12:47:01,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1269 transitions. [2018-12-09 12:47:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 12:47:01,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:02,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1032 states and 1273 transitions. [2018-12-09 12:47:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1273 transitions. [2018-12-09 12:47:02,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 12:47:02,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 12:47:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1051 states and 1293 transitions. [2018-12-09 12:47:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1293 transitions. [2018-12-09 12:47:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 12:47:02,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:47:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1063 states and 1304 transitions. [2018-12-09 12:47:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1304 transitions. [2018-12-09 12:47:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 12:47:02,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 12:47:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1069 states and 1310 transitions. [2018-12-09 12:47:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1310 transitions. [2018-12-09 12:47:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 12:47:02,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:47:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1070 states and 1310 transitions. [2018-12-09 12:47:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1310 transitions. [2018-12-09 12:47:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 12:47:02,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:02,902 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1072 states and 1311 transitions. [2018-12-09 12:47:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1311 transitions. [2018-12-09 12:47:03,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 12:47:03,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 12:47:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1082 states and 1329 transitions. [2018-12-09 12:47:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1329 transitions. [2018-12-09 12:47:04,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 12:47:04,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 12:47:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1085 states and 1332 transitions. [2018-12-09 12:47:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1332 transitions. [2018-12-09 12:47:04,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 12:47:04,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1086 states and 1333 transitions. [2018-12-09 12:47:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1333 transitions. [2018-12-09 12:47:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 12:47:04,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:04,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1089 states and 1336 transitions. [2018-12-09 12:47:04,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1336 transitions. [2018-12-09 12:47:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:47:04,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:04,723 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:47:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1092 states and 1339 transitions. [2018-12-09 12:47:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1339 transitions. [2018-12-09 12:47:04,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 12:47:04,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 12:47:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1097 states and 1347 transitions. [2018-12-09 12:47:05,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1347 transitions. [2018-12-09 12:47:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 12:47:05,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 12:47:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1102 states and 1351 transitions. [2018-12-09 12:47:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1351 transitions. [2018-12-09 12:47:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 12:47:05,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:05,598 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:47:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1131 states and 1380 transitions. [2018-12-09 12:47:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1380 transitions. [2018-12-09 12:47:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 12:47:05,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:06,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1160 states and 1411 transitions. [2018-12-09 12:47:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1411 transitions. [2018-12-09 12:47:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 12:47:06,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:06,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:06,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1161 states and 1413 transitions. [2018-12-09 12:47:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1413 transitions. [2018-12-09 12:47:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 12:47:06,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:06,544 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1164 states and 1416 transitions. [2018-12-09 12:47:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1416 transitions. [2018-12-09 12:47:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 12:47:06,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:07,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:07,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1167 states and 1419 transitions. [2018-12-09 12:47:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1419 transitions. [2018-12-09 12:47:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:47:07,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:13,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:13,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1263 states and 1535 transitions. [2018-12-09 12:47:13,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1535 transitions. [2018-12-09 12:47:13,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:47:13,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:15,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1274 states and 1548 transitions. [2018-12-09 12:47:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1548 transitions. [2018-12-09 12:47:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:47:15,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1276 states and 1550 transitions. [2018-12-09 12:47:16,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1550 transitions. [2018-12-09 12:47:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 12:47:16,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:16,497 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 12:47:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1282 states and 1557 transitions. [2018-12-09 12:47:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1557 transitions. [2018-12-09 12:47:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:47:17,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1307 states and 1587 transitions. [2018-12-09 12:47:17,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1587 transitions. [2018-12-09 12:47:17,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:47:17,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:18,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1311 states and 1593 transitions. [2018-12-09 12:47:18,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1593 transitions. [2018-12-09 12:47:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:47:18,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:18,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1314 states and 1596 transitions. [2018-12-09 12:47:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1596 transitions. [2018-12-09 12:47:18,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:47:18,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1317 states and 1599 transitions. [2018-12-09 12:47:18,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1599 transitions. [2018-12-09 12:47:18,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:47:18,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 12:47:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1324 states and 1607 transitions. [2018-12-09 12:47:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1607 transitions. [2018-12-09 12:47:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:47:19,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 12:47:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1326 states and 1609 transitions. [2018-12-09 12:47:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1609 transitions. [2018-12-09 12:47:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:47:20,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 12:47:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1327 states and 1610 transitions. [2018-12-09 12:47:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1610 transitions. [2018-12-09 12:47:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:47:20,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 12:47:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:20,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1330 states and 1613 transitions. [2018-12-09 12:47:20,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1613 transitions. [2018-12-09 12:47:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:47:20,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1332 states and 1617 transitions. [2018-12-09 12:47:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1617 transitions. [2018-12-09 12:47:20,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:47:20,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:21,048 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1334 states and 1618 transitions. [2018-12-09 12:47:21,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1618 transitions. [2018-12-09 12:47:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:47:21,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1336 states and 1619 transitions. [2018-12-09 12:47:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1619 transitions. [2018-12-09 12:47:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 12:47:21,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:21,989 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 12:47:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1353 states and 1635 transitions. [2018-12-09 12:47:22,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1635 transitions. [2018-12-09 12:47:22,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 12:47:22,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 12:47:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1391 states and 1675 transitions. [2018-12-09 12:47:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1675 transitions. [2018-12-09 12:47:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 12:47:22,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 12:47:23,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1473 states and 1761 transitions. [2018-12-09 12:47:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1761 transitions. [2018-12-09 12:47:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 12:47:23,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 12:47:23,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:23,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1476 states and 1763 transitions. [2018-12-09 12:47:23,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1763 transitions. [2018-12-09 12:47:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 12:47:23,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 12:47:28,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1540 states and 1833 transitions. [2018-12-09 12:47:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1833 transitions. [2018-12-09 12:47:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 12:47:28,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:28,459 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 12:47:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1542 states and 1836 transitions. [2018-12-09 12:47:28,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1836 transitions. [2018-12-09 12:47:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 12:47:28,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 12:47:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1584 states and 1879 transitions. [2018-12-09 12:47:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1879 transitions. [2018-12-09 12:47:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 12:47:28,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 138 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:47:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1667 states and 1975 transitions. [2018-12-09 12:47:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1975 transitions. [2018-12-09 12:47:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 12:47:30,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:47:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1688 states and 1999 transitions. [2018-12-09 12:47:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1999 transitions. [2018-12-09 12:47:31,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 12:47:31,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 12:47:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1692 states and 2003 transitions. [2018-12-09 12:47:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2003 transitions. [2018-12-09 12:47:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 12:47:32,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-09 12:47:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1771 states and 2085 transitions. [2018-12-09 12:47:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2085 transitions. [2018-12-09 12:47:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-09 12:47:32,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 8 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 12:47:34,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:34,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1850 states and 2166 transitions. [2018-12-09 12:47:34,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2166 transitions. [2018-12-09 12:47:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 12:47:34,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 351 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 12:47:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:38,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2011 states and 2349 transitions. [2018-12-09 12:47:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2349 transitions. [2018-12-09 12:47:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 12:47:38,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:39,034 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 12:47:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:42,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2107 states and 2453 transitions. [2018-12-09 12:47:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 2453 transitions. [2018-12-09 12:47:42,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 12:47:42,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 12:47:43,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:43,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2182 states and 2531 transitions. [2018-12-09 12:47:43,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2531 transitions. [2018-12-09 12:47:43,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 12:47:43,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 12:47:45,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:45,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2319 states and 2673 transitions. [2018-12-09 12:47:45,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2673 transitions. [2018-12-09 12:47:45,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 12:47:45,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-09 12:47:46,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2332 states and 2689 transitions. [2018-12-09 12:47:46,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2689 transitions. [2018-12-09 12:47:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 12:47:46,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:46,952 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-09 12:47:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2334 states and 2690 transitions. [2018-12-09 12:47:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2690 transitions. [2018-12-09 12:47:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 12:47:47,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 12:47:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2384 states and 2742 transitions. [2018-12-09 12:47:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2742 transitions. [2018-12-09 12:47:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 12:47:50,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 12:47:56,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2405 states and 2773 transitions. [2018-12-09 12:47:56,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2773 transitions. [2018-12-09 12:47:56,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 12:47:56,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 12:47:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:47:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2415 states and 2786 transitions. [2018-12-09 12:47:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2786 transitions. [2018-12-09 12:47:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 12:47:58,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:47:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:47:59,247 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 12:48:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2420 states and 2789 transitions. [2018-12-09 12:48:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2789 transitions. [2018-12-09 12:48:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 12:48:01,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 12:48:02,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2425 states and 2793 transitions. [2018-12-09 12:48:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 2793 transitions. [2018-12-09 12:48:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 12:48:02,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-09 12:48:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2428 states and 2795 transitions. [2018-12-09 12:48:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 2795 transitions. [2018-12-09 12:48:02,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:48:02,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:02,509 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-09 12:48:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2452 states and 2821 transitions. [2018-12-09 12:48:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2821 transitions. [2018-12-09 12:48:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:48:02,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-09 12:48:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2457 states and 2825 transitions. [2018-12-09 12:48:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2825 transitions. [2018-12-09 12:48:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-09 12:48:03,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 394 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-12-09 12:48:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:03,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2474 states and 2844 transitions. [2018-12-09 12:48:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2844 transitions. [2018-12-09 12:48:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-09 12:48:03,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 394 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-12-09 12:48:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2478 states and 2849 transitions. [2018-12-09 12:48:04,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 2849 transitions. [2018-12-09 12:48:04,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-09 12:48:04,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-09 12:48:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:04,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2493 states and 2867 transitions. [2018-12-09 12:48:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 2867 transitions. [2018-12-09 12:48:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 12:48:04,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:05,684 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 12:48:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2530 states and 2907 transitions. [2018-12-09 12:48:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 2907 transitions. [2018-12-09 12:48:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 12:48:09,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:09,461 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 12:48:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:12,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2552 states and 2931 transitions. [2018-12-09 12:48:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 2931 transitions. [2018-12-09 12:48:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-09 12:48:12,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 12:48:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 2694 states and 3080 transitions. [2018-12-09 12:48:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3080 transitions. [2018-12-09 12:48:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 12:48:15,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:15,343 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-12-09 12:48:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:15,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2696 states and 3083 transitions. [2018-12-09 12:48:15,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3083 transitions. [2018-12-09 12:48:15,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 12:48:15,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:48:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:48:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 70 proven. 373 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-09 12:48:22,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:48:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2651 states and 3046 transitions. [2018-12-09 12:48:22,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3046 transitions. [2018-12-09 12:48:22,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 12:48:22,604 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 142 iterations. [2018-12-09 12:48:22,613 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 12:48:24,470 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-09 12:48:24,963 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-09 12:48:27,900 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-09 12:48:28,411 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 12:48:28,413 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 12:48:28,419 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 12:48:28,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:48:28 ImpRootNode [2018-12-09 12:48:28,419 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:48:28,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:48:28,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:48:28,420 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:48:28,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:46:36" (3/4) ... [2018-12-09 12:48:28,423 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 12:48:28,437 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-09 12:48:28,438 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 12:48:28,438 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 12:48:28,439 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 12:48:28,509 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7739c1ea-2171-478d-ad40-20d5eff58335/bin-2019/ukojak/witness.graphml [2018-12-09 12:48:28,510 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:48:28,510 INFO L168 Benchmark]: Toolchain (without parser) took 113286.19 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 950.6 MB in the beginning and 1.7 GB in the end (delta: -767.8 MB). Peak memory consumption was 452.2 MB. Max. memory is 11.5 GB. [2018-12-09 12:48:28,511 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:48:28,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -147.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-09 12:48:28,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.32 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. [2018-12-09 12:48:28,512 INFO L168 Benchmark]: Boogie Preprocessor took 28.82 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. [2018-12-09 12:48:28,512 INFO L168 Benchmark]: RCFGBuilder took 1043.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 868.5 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:48:28,512 INFO L168 Benchmark]: CodeCheck took 111785.58 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 868.5 MB in the beginning and 1.7 GB in the end (delta: -876.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 12:48:28,512 INFO L168 Benchmark]: Witness Printer took 89.86 ms. Allocated memory is still 2.2 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:48:28,513 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, 105.9s OverallTime, 142 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 693273456 SDtfs, 571439936 SDslu, 737088780 SDs, 0 SdLazy, 1539210008 SolverSat, 549227828 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 321.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 160826 GetRequests, 156834 SyntacticMatches, 2888 SemanticMatches, 1104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866570 ImplicationChecksByTransitivity, 90.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 25233 NumberOfCodeBlocks, 25233 NumberOfCodeBlocksAsserted, 141 NumberOfCheckSat, 25092 ConstructedInterpolants, 0 QuantifiedInterpolants, 19994486 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 141 InterpolantComputations, 103 PerfectInterpolantSequences, 23042/24448 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 508]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a28 == 10) || !(a17 == 8)) || !(a11 == 1)) || !(a19 == 1)) || a25 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a11 == 1)) || !(a19 == 1)) || !(a17 == 8)) || !(a28 == 10) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -147.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.32 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 28.82 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 1043.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 868.5 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. * CodeCheck took 111785.58 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 868.5 MB in the beginning and 1.7 GB in the end (delta: -876.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 89.86 ms. Allocated memory is still 2.2 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...