./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:23:15,822 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:23:15,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:23:15,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:23:15,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:23:15,833 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:23:15,834 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:23:15,835 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:23:15,836 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:23:15,836 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:23:15,837 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:23:15,837 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:23:15,837 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:23:15,838 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:23:15,839 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:23:15,839 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:23:15,840 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:23:15,841 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:23:15,842 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:23:15,843 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:23:15,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:23:15,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:23:15,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:23:15,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:23:15,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:23:15,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:23:15,848 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:23:15,848 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:23:15,849 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:23:15,849 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:23:15,850 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:23:15,850 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:23:15,850 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:23:15,850 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:23:15,851 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:23:15,851 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:23:15,852 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:23:15,861 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:23:15,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:23:15,862 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:23:15,862 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:23:15,862 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:23:15,863 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:23:15,863 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:23:15,864 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:23:15,864 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:23:15,865 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:23:15,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:23:15,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:23:15,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:23:15,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:23:15,865 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:23:15,865 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:23:15,866 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:23:15,866 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:23:15,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:23:15,866 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_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2018-11-18 11:23:15,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:23:15,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:23:15,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:23:15,901 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:23:15,902 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:23:15,902 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-11-18 11:23:15,940 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/data/d862199ca/6f35bfce8ffd46e382af325b127b8fd3/FLAGaf2c00bb6 [2018-11-18 11:23:16,288 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:23:16,288 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-11-18 11:23:16,296 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/data/d862199ca/6f35bfce8ffd46e382af325b127b8fd3/FLAGaf2c00bb6 [2018-11-18 11:23:16,308 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/data/d862199ca/6f35bfce8ffd46e382af325b127b8fd3 [2018-11-18 11:23:16,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:23:16,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:23:16,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:23:16,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:23:16,315 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:23:16,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16, skipping insertion in model container [2018-11-18 11:23:16,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:23:16,359 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:23:16,596 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:23:16,599 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:23:16,663 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:23:16,673 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:23:16,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16 WrapperNode [2018-11-18 11:23:16,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:23:16,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:23:16,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:23:16,674 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:23:16,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:23:16,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:23:16,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:23:16,769 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:23:16,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... [2018-11-18 11:23:16,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:23:16,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:23:16,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:23:16,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:23:16,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:23:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:23:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:23:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:23:18,241 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:23:18,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:18 BoogieIcfgContainer [2018-11-18 11:23:18,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:23:18,242 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:23:18,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:23:18,249 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:23:18,249 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:18" (1/1) ... [2018-11-18 11:23:18,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:18,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 11:23:18,282 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 11:23:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 11:23:18,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2018-11-18 11:23:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2018-11-18 11:23:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:23:19,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 245 states and 335 transitions. [2018-11-18 11:23:19,512 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 335 transitions. [2018-11-18 11:23:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 11:23:19,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 250 states and 342 transitions. [2018-11-18 11:23:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 342 transitions. [2018-11-18 11:23:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 11:23:19,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:19,737 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 260 states and 357 transitions. [2018-11-18 11:23:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 357 transitions. [2018-11-18 11:23:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:23:19,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:23:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2018-11-18 11:23:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2018-11-18 11:23:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 11:23:20,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:20,244 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 274 states and 381 transitions. [2018-11-18 11:23:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 381 transitions. [2018-11-18 11:23:20,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:23:20,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-11-18 11:23:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-11-18 11:23:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:23:20,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:20,406 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 279 states and 387 transitions. [2018-11-18 11:23:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 387 transitions. [2018-11-18 11:23:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 11:23:20,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:23:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 284 states and 394 transitions. [2018-11-18 11:23:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 394 transitions. [2018-11-18 11:23:20,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:23:20,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 302 states and 425 transitions. [2018-11-18 11:23:21,127 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 425 transitions. [2018-11-18 11:23:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 11:23:21,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 309 states and 433 transitions. [2018-11-18 11:23:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 433 transitions. [2018-11-18 11:23:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:23:21,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 311 states and 435 transitions. [2018-11-18 11:23:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 435 transitions. [2018-11-18 11:23:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:21,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 316 states and 443 transitions. [2018-11-18 11:23:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 443 transitions. [2018-11-18 11:23:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:21,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 320 states and 448 transitions. [2018-11-18 11:23:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 448 transitions. [2018-11-18 11:23:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:21,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:21,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:21,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 324 states and 454 transitions. [2018-11-18 11:23:21,859 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 454 transitions. [2018-11-18 11:23:21,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:21,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:22,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 348 states and 486 transitions. [2018-11-18 11:23:22,405 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 486 transitions. [2018-11-18 11:23:22,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:23:22,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:22,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 353 states and 492 transitions. [2018-11-18 11:23:22,560 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 492 transitions. [2018-11-18 11:23:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:23:22,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 433 states and 579 transitions. [2018-11-18 11:23:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 579 transitions. [2018-11-18 11:23:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 11:23:23,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 438 states and 583 transitions. [2018-11-18 11:23:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 583 transitions. [2018-11-18 11:23:23,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 11:23:23,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 447 states and 595 transitions. [2018-11-18 11:23:23,452 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 595 transitions. [2018-11-18 11:23:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 11:23:23,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:23:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 449 states and 596 transitions. [2018-11-18 11:23:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 596 transitions. [2018-11-18 11:23:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:23:23,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:23,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 450 states and 598 transitions. [2018-11-18 11:23:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 598 transitions. [2018-11-18 11:23:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:23:23,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 479 states and 636 transitions. [2018-11-18 11:23:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 636 transitions. [2018-11-18 11:23:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:23:24,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:24,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 483 states and 640 transitions. [2018-11-18 11:23:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 640 transitions. [2018-11-18 11:23:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:23:25,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:25,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 487 states and 644 transitions. [2018-11-18 11:23:25,256 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 644 transitions. [2018-11-18 11:23:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:23:25,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:25,349 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 491 states and 648 transitions. [2018-11-18 11:23:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 648 transitions. [2018-11-18 11:23:25,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 11:23:25,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:25,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:25,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 504 states and 662 transitions. [2018-11-18 11:23:25,674 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 662 transitions. [2018-11-18 11:23:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 11:23:25,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:23:25,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:25,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 508 states and 667 transitions. [2018-11-18 11:23:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 667 transitions. [2018-11-18 11:23:25,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 11:23:25,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:23:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 512 states and 671 transitions. [2018-11-18 11:23:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 671 transitions. [2018-11-18 11:23:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 11:23:26,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:26,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 526 states and 687 transitions. [2018-11-18 11:23:26,265 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 687 transitions. [2018-11-18 11:23:26,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:23:26,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:26,377 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 11:23:26,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 531 states and 696 transitions. [2018-11-18 11:23:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 696 transitions. [2018-11-18 11:23:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:23:26,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 546 states and 714 transitions. [2018-11-18 11:23:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 714 transitions. [2018-11-18 11:23:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:23:26,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:26,941 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 549 states and 717 transitions. [2018-11-18 11:23:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 717 transitions. [2018-11-18 11:23:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 11:23:26,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:26,998 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 561 states and 729 transitions. [2018-11-18 11:23:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 729 transitions. [2018-11-18 11:23:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:23:27,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:23:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 564 states and 731 transitions. [2018-11-18 11:23:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 731 transitions. [2018-11-18 11:23:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:23:27,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:29,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 602 states and 784 transitions. [2018-11-18 11:23:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 784 transitions. [2018-11-18 11:23:29,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:23:29,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:30,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:30,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 619 states and 801 transitions. [2018-11-18 11:23:30,044 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 801 transitions. [2018-11-18 11:23:30,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:23:30,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:30,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 635 states and 817 transitions. [2018-11-18 11:23:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 817 transitions. [2018-11-18 11:23:30,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:23:30,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:31,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 640 states and 822 transitions. [2018-11-18 11:23:31,074 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 822 transitions. [2018-11-18 11:23:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:23:31,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:31,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:31,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 641 states and 823 transitions. [2018-11-18 11:23:31,283 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 823 transitions. [2018-11-18 11:23:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:23:31,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:31,311 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 644 states and 825 transitions. [2018-11-18 11:23:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 825 transitions. [2018-11-18 11:23:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 11:23:31,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 11:23:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 657 states and 839 transitions. [2018-11-18 11:23:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 839 transitions. [2018-11-18 11:23:31,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 11:23:31,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 11:23:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 658 states and 841 transitions. [2018-11-18 11:23:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 841 transitions. [2018-11-18 11:23:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 11:23:32,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 688 states and 876 transitions. [2018-11-18 11:23:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 876 transitions. [2018-11-18 11:23:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:23:32,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 689 states and 878 transitions. [2018-11-18 11:23:32,333 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 878 transitions. [2018-11-18 11:23:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:23:32,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 693 states and 882 transitions. [2018-11-18 11:23:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 882 transitions. [2018-11-18 11:23:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 11:23:32,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:32,631 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:32,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 709 states and 900 transitions. [2018-11-18 11:23:32,721 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 900 transitions. [2018-11-18 11:23:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:23:32,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 731 states and 924 transitions. [2018-11-18 11:23:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 924 transitions. [2018-11-18 11:23:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:23:33,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 11:23:33,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:33,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 766 states and 962 transitions. [2018-11-18 11:23:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 962 transitions. [2018-11-18 11:23:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:23:33,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:33,911 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:33,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 768 states and 964 transitions. [2018-11-18 11:23:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 964 transitions. [2018-11-18 11:23:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:23:33,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 74 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:36,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:36,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 833 states and 1043 transitions. [2018-11-18 11:23:36,496 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1043 transitions. [2018-11-18 11:23:36,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:23:36,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 74 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 837 states and 1048 transitions. [2018-11-18 11:23:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1048 transitions. [2018-11-18 11:23:36,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:23:36,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 74 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 841 states and 1053 transitions. [2018-11-18 11:23:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1053 transitions. [2018-11-18 11:23:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:23:37,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:37,100 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 869 states and 1085 transitions. [2018-11-18 11:23:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1085 transitions. [2018-11-18 11:23:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 11:23:37,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:37,503 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 931 states and 1155 transitions. [2018-11-18 11:23:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1155 transitions. [2018-11-18 11:23:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 11:23:40,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 975 states and 1207 transitions. [2018-11-18 11:23:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1207 transitions. [2018-11-18 11:23:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 11:23:41,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 976 states and 1207 transitions. [2018-11-18 11:23:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1207 transitions. [2018-11-18 11:23:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:23:41,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:23:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 996 states and 1230 transitions. [2018-11-18 11:23:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1230 transitions. [2018-11-18 11:23:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:23:42,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1001 states and 1234 transitions. [2018-11-18 11:23:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1234 transitions. [2018-11-18 11:23:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:23:42,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1013 states and 1245 transitions. [2018-11-18 11:23:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1245 transitions. [2018-11-18 11:23:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:23:42,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1029 states and 1267 transitions. [2018-11-18 11:23:43,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1267 transitions. [2018-11-18 11:23:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:23:43,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:44,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1045 states and 1284 transitions. [2018-11-18 11:23:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1284 transitions. [2018-11-18 11:23:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 11:23:44,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1051 states and 1295 transitions. [2018-11-18 11:23:44,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1295 transitions. [2018-11-18 11:23:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:44,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1077 states and 1329 transitions. [2018-11-18 11:23:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1329 transitions. [2018-11-18 11:23:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:46,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:46,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1090 states and 1341 transitions. [2018-11-18 11:23:46,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1341 transitions. [2018-11-18 11:23:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:46,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1102 states and 1352 transitions. [2018-11-18 11:23:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1352 transitions. [2018-11-18 11:23:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:47,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:23:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:47,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1107 states and 1357 transitions. [2018-11-18 11:23:47,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1357 transitions. [2018-11-18 11:23:47,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:47,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:47,384 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:23:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1108 states and 1358 transitions. [2018-11-18 11:23:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1358 transitions. [2018-11-18 11:23:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:23:47,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:23:47,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:47,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1111 states and 1360 transitions. [2018-11-18 11:23:47,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1360 transitions. [2018-11-18 11:23:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:23:47,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:23:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1114 states and 1363 transitions. [2018-11-18 11:23:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1363 transitions. [2018-11-18 11:23:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:23:47,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:23:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1127 states and 1377 transitions. [2018-11-18 11:23:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1377 transitions. [2018-11-18 11:23:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:48,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:23:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1152 states and 1406 transitions. [2018-11-18 11:23:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1406 transitions. [2018-11-18 11:23:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:49,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:23:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1166 states and 1420 transitions. [2018-11-18 11:23:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1420 transitions. [2018-11-18 11:23:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:49,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:49,831 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1182 states and 1440 transitions. [2018-11-18 11:23:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1440 transitions. [2018-11-18 11:23:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:50,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:50,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1186 states and 1444 transitions. [2018-11-18 11:23:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1444 transitions. [2018-11-18 11:23:50,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:50,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:50,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1187 states and 1446 transitions. [2018-11-18 11:23:50,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1446 transitions. [2018-11-18 11:23:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:23:50,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1191 states and 1450 transitions. [2018-11-18 11:23:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1450 transitions. [2018-11-18 11:23:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 11:23:51,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:23:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:51,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1192 states and 1451 transitions. [2018-11-18 11:23:51,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1451 transitions. [2018-11-18 11:23:51,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:23:51,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:51,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1196 states and 1455 transitions. [2018-11-18 11:23:51,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1455 transitions. [2018-11-18 11:23:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 11:23:51,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:51,274 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1216 states and 1478 transitions. [2018-11-18 11:23:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1478 transitions. [2018-11-18 11:23:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 11:23:51,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1220 states and 1483 transitions. [2018-11-18 11:23:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1483 transitions. [2018-11-18 11:23:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:23:51,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:54,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:54,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1246 states and 1515 transitions. [2018-11-18 11:23:54,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1515 transitions. [2018-11-18 11:23:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:23:54,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:54,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1250 states and 1519 transitions. [2018-11-18 11:23:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1519 transitions. [2018-11-18 11:23:54,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:23:54,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:54,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1254 states and 1523 transitions. [2018-11-18 11:23:54,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1523 transitions. [2018-11-18 11:23:54,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:23:54,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:23:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1259 states and 1527 transitions. [2018-11-18 11:23:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1527 transitions. [2018-11-18 11:23:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:23:55,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:23:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1279 states and 1550 transitions. [2018-11-18 11:23:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1550 transitions. [2018-11-18 11:23:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:23:55,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 11:23:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1280 states and 1550 transitions. [2018-11-18 11:23:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1550 transitions. [2018-11-18 11:23:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 11:23:55,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:23:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1305 states and 1577 transitions. [2018-11-18 11:23:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1577 transitions. [2018-11-18 11:23:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 11:23:57,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:57,088 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:23:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1311 states and 1582 transitions. [2018-11-18 11:23:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1582 transitions. [2018-11-18 11:23:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:23:57,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 11:23:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1344 states and 1619 transitions. [2018-11-18 11:23:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1619 transitions. [2018-11-18 11:23:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 11:23:57,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 102 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:23:57,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1351 states and 1627 transitions. [2018-11-18 11:23:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1627 transitions. [2018-11-18 11:23:57,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:23:57,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:23:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:23:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1357 states and 1632 transitions. [2018-11-18 11:23:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1632 transitions. [2018-11-18 11:23:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:23:58,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:23:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1391 states and 1670 transitions. [2018-11-18 11:24:00,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1670 transitions. [2018-11-18 11:24:00,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:24:00,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1395 states and 1674 transitions. [2018-11-18 11:24:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1674 transitions. [2018-11-18 11:24:00,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:24:00,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:01,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:01,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1406 states and 1690 transitions. [2018-11-18 11:24:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1690 transitions. [2018-11-18 11:24:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:24:01,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1410 states and 1694 transitions. [2018-11-18 11:24:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1694 transitions. [2018-11-18 11:24:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:24:01,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 11:24:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1420 states and 1707 transitions. [2018-11-18 11:24:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1707 transitions. [2018-11-18 11:24:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:24:02,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 11:24:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1421 states and 1708 transitions. [2018-11-18 11:24:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1708 transitions. [2018-11-18 11:24:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:24:02,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 11:24:02,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1444 states and 1730 transitions. [2018-11-18 11:24:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1730 transitions. [2018-11-18 11:24:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:24:02,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:24:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:02,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1449 states and 1734 transitions. [2018-11-18 11:24:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1734 transitions. [2018-11-18 11:24:02,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:24:02,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:24:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1478 states and 1767 transitions. [2018-11-18 11:24:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1767 transitions. [2018-11-18 11:24:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:24:03,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1483 states and 1775 transitions. [2018-11-18 11:24:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1775 transitions. [2018-11-18 11:24:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 11:24:04,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1486 states and 1778 transitions. [2018-11-18 11:24:04,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1778 transitions. [2018-11-18 11:24:04,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:24:04,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:04,852 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:24:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1562 states and 1860 transitions. [2018-11-18 11:24:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1860 transitions. [2018-11-18 11:24:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:24:06,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1565 states and 1863 transitions. [2018-11-18 11:24:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1863 transitions. [2018-11-18 11:24:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:24:06,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:24:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1611 states and 1912 transitions. [2018-11-18 11:24:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 1912 transitions. [2018-11-18 11:24:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:24:07,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:24:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1626 states and 1926 transitions. [2018-11-18 11:24:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1926 transitions. [2018-11-18 11:24:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:24:08,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:08,953 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1698 states and 2017 transitions. [2018-11-18 11:24:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2017 transitions. [2018-11-18 11:24:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:24:12,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:14,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1711 states and 2031 transitions. [2018-11-18 11:24:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2031 transitions. [2018-11-18 11:24:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:24:14,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 11:24:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1744 states and 2068 transitions. [2018-11-18 11:24:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2068 transitions. [2018-11-18 11:24:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:24:14,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:16,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1758 states and 2085 transitions. [2018-11-18 11:24:16,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2085 transitions. [2018-11-18 11:24:16,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 11:24:16,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 11:24:17,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1763 states and 2089 transitions. [2018-11-18 11:24:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2089 transitions. [2018-11-18 11:24:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:24:17,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:24:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1768 states and 2096 transitions. [2018-11-18 11:24:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2096 transitions. [2018-11-18 11:24:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:24:17,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:24:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1772 states and 2100 transitions. [2018-11-18 11:24:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2100 transitions. [2018-11-18 11:24:17,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:24:17,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:24:18,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:18,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1776 states and 2104 transitions. [2018-11-18 11:24:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2104 transitions. [2018-11-18 11:24:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:24:18,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:19,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1783 states and 2117 transitions. [2018-11-18 11:24:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2117 transitions. [2018-11-18 11:24:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:24:19,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:19,269 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1785 states and 2118 transitions. [2018-11-18 11:24:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2118 transitions. [2018-11-18 11:24:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:24:19,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:24:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1790 states and 2124 transitions. [2018-11-18 11:24:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2124 transitions. [2018-11-18 11:24:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:24:20,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 6 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 11:24:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:20,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1797 states and 2131 transitions. [2018-11-18 11:24:20,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2131 transitions. [2018-11-18 11:24:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:20,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:20,527 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:24:21,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1831 states and 2172 transitions. [2018-11-18 11:24:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2172 transitions. [2018-11-18 11:24:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:21,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:24:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1835 states and 2176 transitions. [2018-11-18 11:24:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2176 transitions. [2018-11-18 11:24:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:21,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:21,895 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:24:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1839 states and 2180 transitions. [2018-11-18 11:24:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2180 transitions. [2018-11-18 11:24:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:22,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:24:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1843 states and 2184 transitions. [2018-11-18 11:24:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2184 transitions. [2018-11-18 11:24:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:22,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 11:24:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1918 states and 2277 transitions. [2018-11-18 11:24:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2277 transitions. [2018-11-18 11:24:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:24,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:24,857 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 11:24:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1932 states and 2290 transitions. [2018-11-18 11:24:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2290 transitions. [2018-11-18 11:24:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:25,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 11:24:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:25,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1944 states and 2301 transitions. [2018-11-18 11:24:25,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2301 transitions. [2018-11-18 11:24:25,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:25,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 11:24:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1991 states and 2354 transitions. [2018-11-18 11:24:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2354 transitions. [2018-11-18 11:24:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:24:27,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:27,935 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 11:24:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2004 states and 2368 transitions. [2018-11-18 11:24:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2368 transitions. [2018-11-18 11:24:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 11:24:28,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:28,803 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:28,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2021 states and 2384 transitions. [2018-11-18 11:24:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2384 transitions. [2018-11-18 11:24:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 11:24:28,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:28,909 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 11:24:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2051 states and 2416 transitions. [2018-11-18 11:24:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2416 transitions. [2018-11-18 11:24:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:24:29,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:29,731 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:24:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2092 states and 2461 transitions. [2018-11-18 11:24:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2461 transitions. [2018-11-18 11:24:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:24:30,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:24:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2110 states and 2479 transitions. [2018-11-18 11:24:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2479 transitions. [2018-11-18 11:24:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 11:24:31,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:24:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2113 states and 2481 transitions. [2018-11-18 11:24:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2481 transitions. [2018-11-18 11:24:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 11:24:31,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:24:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2178 states and 2552 transitions. [2018-11-18 11:24:38,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2552 transitions. [2018-11-18 11:24:38,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 11:24:38,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:24:39,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:39,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2182 states and 2556 transitions. [2018-11-18 11:24:39,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2556 transitions. [2018-11-18 11:24:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:24:39,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:24:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2187 states and 2561 transitions. [2018-11-18 11:24:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2561 transitions. [2018-11-18 11:24:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:24:40,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2226 states and 2612 transitions. [2018-11-18 11:24:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2612 transitions. [2018-11-18 11:24:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:24:45,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2233 states and 2619 transitions. [2018-11-18 11:24:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2619 transitions. [2018-11-18 11:24:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:24:46,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2237 states and 2623 transitions. [2018-11-18 11:24:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2623 transitions. [2018-11-18 11:24:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 11:24:47,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:24:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2311 states and 2699 transitions. [2018-11-18 11:24:53,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 2699 transitions. [2018-11-18 11:24:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 11:24:53,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:53,880 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:24:56,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:56,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2335 states and 2722 transitions. [2018-11-18 11:24:56,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2722 transitions. [2018-11-18 11:24:56,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 11:24:56,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:24:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2336 states and 2722 transitions. [2018-11-18 11:24:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2722 transitions. [2018-11-18 11:24:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 11:24:56,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:25:00,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2372 states and 2765 transitions. [2018-11-18 11:25:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2765 transitions. [2018-11-18 11:25:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 11:25:00,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:25:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2411 states and 2803 transitions. [2018-11-18 11:25:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2803 transitions. [2018-11-18 11:25:03,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 11:25:03,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:25:05,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2431 states and 2823 transitions. [2018-11-18 11:25:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2823 transitions. [2018-11-18 11:25:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 11:25:05,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 180 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:25:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2450 states and 2847 transitions. [2018-11-18 11:25:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2847 transitions. [2018-11-18 11:25:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 11:25:06,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 180 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:25:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2452 states and 2850 transitions. [2018-11-18 11:25:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2850 transitions. [2018-11-18 11:25:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 11:25:08,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 11:25:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2488 states and 2888 transitions. [2018-11-18 11:25:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 2888 transitions. [2018-11-18 11:25:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 11:25:14,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 11:25:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:16,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2499 states and 2897 transitions. [2018-11-18 11:25:16,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 2897 transitions. [2018-11-18 11:25:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 11:25:16,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 11:25:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2579 states and 2980 transitions. [2018-11-18 11:25:17,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 2980 transitions. [2018-11-18 11:25:17,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 11:25:17,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:17,851 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 11:25:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2610 states and 3013 transitions. [2018-11-18 11:25:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3013 transitions. [2018-11-18 11:25:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 11:25:19,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 11:25:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 2632 states and 3040 transitions. [2018-11-18 11:25:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3040 transitions. [2018-11-18 11:25:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 11:25:22,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:22,533 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 11:25:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2650 states and 3058 transitions. [2018-11-18 11:25:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3058 transitions. [2018-11-18 11:25:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 11:25:24,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:24,084 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 11:25:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2654 states and 3062 transitions. [2018-11-18 11:25:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3062 transitions. [2018-11-18 11:25:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 11:25:24,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 11:25:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2668 states and 3074 transitions. [2018-11-18 11:25:25,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 3074 transitions. [2018-11-18 11:25:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 11:25:25,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 11:25:25,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2669 states and 3074 transitions. [2018-11-18 11:25:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3074 transitions. [2018-11-18 11:25:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 11:25:25,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 226 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:25:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 2729 states and 3149 transitions. [2018-11-18 11:25:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 3149 transitions. [2018-11-18 11:25:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 11:25:32,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 226 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:25:34,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:34,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 2741 states and 3161 transitions. [2018-11-18 11:25:34,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3161 transitions. [2018-11-18 11:25:34,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 11:25:34,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 226 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:25:34,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2742 states and 3162 transitions. [2018-11-18 11:25:34,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3162 transitions. [2018-11-18 11:25:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 11:25:34,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 11:25:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2745 states and 3164 transitions. [2018-11-18 11:25:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3164 transitions. [2018-11-18 11:25:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 11:25:34,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 11:25:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2759 states and 3179 transitions. [2018-11-18 11:25:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3179 transitions. [2018-11-18 11:25:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 11:25:37,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 11:25:39,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2773 states and 3194 transitions. [2018-11-18 11:25:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3194 transitions. [2018-11-18 11:25:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 11:25:39,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:39,152 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 11:25:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 2786 states and 3206 transitions. [2018-11-18 11:25:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3206 transitions. [2018-11-18 11:25:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 11:25:40,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 11:25:41,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2798 states and 3217 transitions. [2018-11-18 11:25:41,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3217 transitions. [2018-11-18 11:25:41,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 11:25:41,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-18 11:25:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:45,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2856 states and 3276 transitions. [2018-11-18 11:25:45,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3276 transitions. [2018-11-18 11:25:45,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 11:25:45,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:45,517 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-18 11:25:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 2856 states and 3275 transitions. [2018-11-18 11:25:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3275 transitions. [2018-11-18 11:25:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 11:25:46,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:46,095 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-18 11:25:46,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 2828 states and 3246 transitions. [2018-11-18 11:25:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3246 transitions. [2018-11-18 11:25:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 11:25:46,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 272 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:25:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 2834 states and 3251 transitions. [2018-11-18 11:25:46,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3251 transitions. [2018-11-18 11:25:46,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 11:25:46,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 272 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:25:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 2849 states and 3264 transitions. [2018-11-18 11:25:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 3264 transitions. [2018-11-18 11:25:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-18 11:25:47,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:25:49,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2892 states and 3306 transitions. [2018-11-18 11:25:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3306 transitions. [2018-11-18 11:25:49,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-18 11:25:49,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 11:25:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:53,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 2965 states and 3379 transitions. [2018-11-18 11:25:53,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3379 transitions. [2018-11-18 11:25:53,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-18 11:25:53,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 11:25:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 2963 states and 3376 transitions. [2018-11-18 11:25:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3376 transitions. [2018-11-18 11:25:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 11:25:54,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 302 proven. 111 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:25:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:25:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 2997 states and 3414 transitions. [2018-11-18 11:25:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 3414 transitions. [2018-11-18 11:25:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 11:25:57,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:25:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:25:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 302 proven. 111 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:26:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:00,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3010 states and 3424 transitions. [2018-11-18 11:26:00,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3424 transitions. [2018-11-18 11:26:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 11:26:00,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 11:26:01,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:01,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 3012 states and 3428 transitions. [2018-11-18 11:26:01,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 3428 transitions. [2018-11-18 11:26:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 11:26:01,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 11:26:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 3028 states and 3445 transitions. [2018-11-18 11:26:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3445 transitions. [2018-11-18 11:26:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 11:26:04,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 11:26:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 3040 states and 3456 transitions. [2018-11-18 11:26:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 3456 transitions. [2018-11-18 11:26:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 11:26:05,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-18 11:26:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 3046 states and 3462 transitions. [2018-11-18 11:26:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 3462 transitions. [2018-11-18 11:26:05,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 11:26:05,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 248 proven. 65 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 11:26:15,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:15,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3191 states and 3660 transitions. [2018-11-18 11:26:15,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 3660 transitions. [2018-11-18 11:26:15,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 11:26:15,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:15,777 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-18 11:26:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 3197 states and 3667 transitions. [2018-11-18 11:26:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 3667 transitions. [2018-11-18 11:26:16,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-18 11:26:16,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 79 proven. 373 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-18 11:26:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3331 states and 3836 transitions. [2018-11-18 11:26:27,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3836 transitions. [2018-11-18 11:26:27,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-18 11:26:27,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 485 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 11:26:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3379 states and 3884 transitions. [2018-11-18 11:26:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3884 transitions. [2018-11-18 11:26:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-18 11:26:28,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 485 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 11:26:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3398 states and 3902 transitions. [2018-11-18 11:26:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 3902 transitions. [2018-11-18 11:26:29,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-18 11:26:29,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:29,304 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 485 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 11:26:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3399 states and 3902 transitions. [2018-11-18 11:26:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3399 states and 3902 transitions. [2018-11-18 11:26:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 11:26:29,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 461 proven. 10 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-18 11:26:29,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3422 states and 3924 transitions. [2018-11-18 11:26:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 3924 transitions. [2018-11-18 11:26:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2018-11-18 11:26:29,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-18 11:26:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3442 states and 3943 transitions. [2018-11-18 11:26:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 3943 transitions. [2018-11-18 11:26:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-18 11:26:30,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-18 11:26:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3447 states and 3948 transitions. [2018-11-18 11:26:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 3948 transitions. [2018-11-18 11:26:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-18 11:26:32,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:32,799 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-18 11:26:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3482 states and 3983 transitions. [2018-11-18 11:26:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 3983 transitions. [2018-11-18 11:26:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-18 11:26:36,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-18 11:26:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:37,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3499 states and 3999 transitions. [2018-11-18 11:26:37,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 3999 transitions. [2018-11-18 11:26:37,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-11-18 11:26:37,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:26:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:26:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 432 proven. 10 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2018-11-18 11:26:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:26:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3341 states and 3838 transitions. [2018-11-18 11:26:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 3838 transitions. [2018-11-18 11:26:38,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:26:38,461 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 191 iterations. [2018-11-18 11:26:38,467 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:26:38,641 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 40 [2018-11-18 11:26:38,860 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 51 [2018-11-18 11:26:39,068 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 39 [2018-11-18 11:26:39,261 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 39 [2018-11-18 11:26:39,447 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 40 [2018-11-18 11:26:39,602 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 21 [2018-11-18 11:26:39,943 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2018-11-18 11:26:40,124 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 39 [2018-11-18 11:26:40,796 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 40 [2018-11-18 11:26:41,047 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 51 [2018-11-18 11:26:41,297 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 51 [2018-11-18 11:26:41,519 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 21 [2018-11-18 11:26:41,701 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 39 [2018-11-18 11:26:41,807 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 21 [2018-11-18 11:26:42,254 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 51 [2018-11-18 11:26:42,548 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 51 [2018-11-18 11:26:42,778 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 38 [2018-11-18 11:26:43,043 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 38 [2018-11-18 11:26:43,316 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 40 [2018-11-18 11:26:43,540 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 21 [2018-11-18 11:26:43,751 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 38 [2018-11-18 11:26:44,057 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 48 [2018-11-18 11:26:44,254 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 39 [2018-11-18 11:26:44,602 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 40 [2018-11-18 11:26:44,784 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 21 [2018-11-18 11:26:44,987 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 39 [2018-11-18 11:26:45,504 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 40 [2018-11-18 11:26:45,698 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 40 [2018-11-18 11:26:45,921 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 39 [2018-11-18 11:26:46,028 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 21 [2018-11-18 11:26:46,387 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 51 [2018-11-18 11:26:46,539 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 40 [2018-11-18 11:26:46,798 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 21 [2018-11-18 11:26:47,058 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 40 [2018-11-18 11:26:47,255 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 40 [2018-11-18 11:26:47,413 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 21 [2018-11-18 11:26:47,671 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 55 [2018-11-18 11:26:47,882 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 21 [2018-11-18 11:26:47,882 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:26:47,884 INFO L579 CodeCheckObserver]: Invariant with dag size 21 [2018-11-18 11:26:47,889 INFO L579 CodeCheckObserver]: Invariant with dag size 21 [2018-11-18 11:26:47,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:26:47 ImpRootNode [2018-11-18 11:26:47,890 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:26:47,890 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:26:47,890 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:26:47,890 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:26:47,891 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:18" (3/4) ... [2018-11-18 11:26:47,893 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:26:47,907 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 11:26:47,908 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 11:26:47,908 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 11:26:47,909 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 11:26:47,982 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d99bc66a-b676-4e4e-a231-8a0bbc227c1b/bin-2019/ukojak/witness.graphml [2018-11-18 11:26:47,983 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:26:47,983 INFO L168 Benchmark]: Toolchain (without parser) took 211672.03 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 955.5 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,984 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:26:47,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.42 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -238.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,984 INFO L168 Benchmark]: Boogie Preprocessor took 37.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,984 INFO L168 Benchmark]: RCFGBuilder took 1435.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 914.5 MB in the end (delta: 241.3 MB). Peak memory consumption was 241.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,985 INFO L168 Benchmark]: CodeCheck took 209648.07 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 914.5 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 11:26:47,985 INFO L168 Benchmark]: Witness Printer took 92.45 ms. Allocated memory is still 4.8 GB. Free memory is still 2.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:26:47,986 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, 228 locations, 1 error locations. SAFE Result, 200.1s OverallTime, 191 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 835588 SDtfs, -992004796 SDslu, 6983712 SDs, 0 SdLazy, 646090386 SolverSat, -247262642 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 677.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232137 GetRequests, 224876 SyntacticMatches, 5511 SemanticMatches, 1750 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2382458 ImplicationChecksByTransitivity, 176.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 35750 NumberOfCodeBlocks, 35750 NumberOfCodeBlocksAsserted, 190 NumberOfCheckSat, 35560 ConstructedInterpolants, 0 QuantifiedInterpolants, 38136371 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 190 InterpolantComputations, 131 PerfectInterpolantSequences, 31833/33482 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: 439]: 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: (((!(a11 == 1) || !(a17 == 8)) || (1 == a25 && a21 == 1)) || !(a19 == 1)) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) || !(a17 == 8)) || !(a28 == 7)) || !(a19 == 1)) || (1 == a25 && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.42 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -238.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1435.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 914.5 MB in the end (delta: 241.3 MB). Peak memory consumption was 241.3 MB. Max. memory is 11.5 GB. * CodeCheck took 209648.07 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 914.5 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 92.45 ms. Allocated memory is still 4.8 GB. Free memory is still 2.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...