./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 571733b9b2b4edd3beb90cbc1a974d2015477291 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:49:32,806 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:49:32,808 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:49:32,815 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:49:32,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:49:32,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:49:32,817 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:49:32,818 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:49:32,819 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:49:32,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:49:32,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:49:32,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:49:32,821 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:49:32,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:49:32,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:49:32,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:49:32,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:49:32,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:49:32,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:49:32,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:49:32,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:49:32,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:49:32,832 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:49:32,832 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:49:32,832 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:49:32,833 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:49:32,833 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:49:32,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:49:32,834 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:49:32,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:49:32,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:49:32,836 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:49:32,836 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:49:32,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:49:32,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:49:32,838 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:49:32,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:49:32,848 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:49:32,848 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:49:32,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:49:32,849 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:49:32,849 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:49:32,850 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:49:32,850 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:49:32,851 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:49:32,851 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:49:32,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:49:32,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:49:32,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:49:32,852 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:49:32,852 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:49:32,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:49:32,852 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:49:32,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:49:32,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:49:32,853 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_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2018-11-10 11:49:32,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:49:32,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:49:32,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:49:32,890 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:49:32,890 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:49:32,890 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-11-10 11:49:32,927 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/data/936d4899f/274778a5c5414af7822b5e7c25dc15eb/FLAGf7c2da843 [2018-11-10 11:49:33,378 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:49:33,379 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-11-10 11:49:33,388 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/data/936d4899f/274778a5c5414af7822b5e7c25dc15eb/FLAGf7c2da843 [2018-11-10 11:49:33,400 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/data/936d4899f/274778a5c5414af7822b5e7c25dc15eb [2018-11-10 11:49:33,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:49:33,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:49:33,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:49:33,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:49:33,407 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:49:33,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33, skipping insertion in model container [2018-11-10 11:49:33,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:49:33,446 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:49:33,677 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:49:33,680 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:49:33,740 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:49:33,752 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:49:33,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33 WrapperNode [2018-11-10 11:49:33,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:49:33,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:49:33,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:49:33,754 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:49:33,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:49:33,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:49:33,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:49:33,869 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:49:33,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... [2018-11-10 11:49:33,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:49:33,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:49:33,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:49:33,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:49:33,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/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 [2018-11-10 11:49:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 11:49:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:49:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:49:35,486 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:49:35,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:35 BoogieIcfgContainer [2018-11-10 11:49:35,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:49:35,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:49:35,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:49:35,494 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:49:35,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:35" (1/1) ... [2018-11-10 11:49:35,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:49:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 11:49:35,527 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 11:49:35,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 11:49:35,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-10 11:49:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-10 11:49:36,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 11:49:36,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:36,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:36,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 244 states and 340 transitions. [2018-11-10 11:49:36,785 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 340 transitions. [2018-11-10 11:49:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 11:49:36,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:37,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:37,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 333 states and 435 transitions. [2018-11-10 11:49:37,354 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 435 transitions. [2018-11-10 11:49:37,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 11:49:37,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:37,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 344 states and 450 transitions. [2018-11-10 11:49:37,609 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 450 transitions. [2018-11-10 11:49:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 11:49:37,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:37,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 349 states and 458 transitions. [2018-11-10 11:49:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 458 transitions. [2018-11-10 11:49:37,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 11:49:37,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:37,923 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:49:38,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 359 states and 472 transitions. [2018-11-10 11:49:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 472 transitions. [2018-11-10 11:49:38,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 11:49:38,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 371 states and 485 transitions. [2018-11-10 11:49:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 485 transitions. [2018-11-10 11:49:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 11:49:38,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 11:49:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 373 states and 489 transitions. [2018-11-10 11:49:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 489 transitions. [2018-11-10 11:49:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 11:49:38,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:49:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 396 states and 516 transitions. [2018-11-10 11:49:38,638 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 516 transitions. [2018-11-10 11:49:38,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 11:49:38,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:49:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 400 states and 520 transitions. [2018-11-10 11:49:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 520 transitions. [2018-11-10 11:49:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 11:49:38,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 401 states and 523 transitions. [2018-11-10 11:49:38,831 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 523 transitions. [2018-11-10 11:49:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 11:49:38,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 405 states and 527 transitions. [2018-11-10 11:49:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 527 transitions. [2018-11-10 11:49:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 11:49:38,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 421 states and 545 transitions. [2018-11-10 11:49:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 545 transitions. [2018-11-10 11:49:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 11:49:39,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:49:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 426 states and 553 transitions. [2018-11-10 11:49:39,423 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 553 transitions. [2018-11-10 11:49:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 11:49:39,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:39,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 453 states and 584 transitions. [2018-11-10 11:49:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 584 transitions. [2018-11-10 11:49:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 11:49:39,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:49:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 461 states and 592 transitions. [2018-11-10 11:49:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 592 transitions. [2018-11-10 11:49:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 11:49:39,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:49:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 500 states and 635 transitions. [2018-11-10 11:49:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 635 transitions. [2018-11-10 11:49:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 11:49:40,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:49:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 519 states and 656 transitions. [2018-11-10 11:49:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 656 transitions. [2018-11-10 11:49:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 11:49:40,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 542 states and 683 transitions. [2018-11-10 11:49:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 683 transitions. [2018-11-10 11:49:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 11:49:40,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 575 states and 717 transitions. [2018-11-10 11:49:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 717 transitions. [2018-11-10 11:49:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 11:49:40,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:40,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 579 states and 722 transitions. [2018-11-10 11:49:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 722 transitions. [2018-11-10 11:49:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 11:49:40,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 608 states and 752 transitions. [2018-11-10 11:49:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 752 transitions. [2018-11-10 11:49:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 11:49:41,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 11:49:41,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 614 states and 758 transitions. [2018-11-10 11:49:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 758 transitions. [2018-11-10 11:49:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 11:49:41,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:41,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:41,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 667 states and 818 transitions. [2018-11-10 11:49:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 818 transitions. [2018-11-10 11:49:41,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 11:49:41,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 11:49:42,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 670 states and 822 transitions. [2018-11-10 11:49:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 822 transitions. [2018-11-10 11:49:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 11:49:42,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 11:49:42,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:42,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 681 states and 834 transitions. [2018-11-10 11:49:42,446 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 834 transitions. [2018-11-10 11:49:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 11:49:42,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:49:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:42,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 714 states and 870 transitions. [2018-11-10 11:49:42,722 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 870 transitions. [2018-11-10 11:49:42,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 11:49:42,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:42,763 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:43,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 730 states and 888 transitions. [2018-11-10 11:49:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 888 transitions. [2018-11-10 11:49:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 11:49:43,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 735 states and 898 transitions. [2018-11-10 11:49:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 898 transitions. [2018-11-10 11:49:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 11:49:43,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:43,971 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:49:45,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 777 states and 949 transitions. [2018-11-10 11:49:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 949 transitions. [2018-11-10 11:49:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:49:45,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:45,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 794 states and 967 transitions. [2018-11-10 11:49:45,772 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 967 transitions. [2018-11-10 11:49:45,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:49:45,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:49:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:45,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 795 states and 969 transitions. [2018-11-10 11:49:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 969 transitions. [2018-11-10 11:49:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 11:49:45,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 862 states and 1045 transitions. [2018-11-10 11:49:48,200 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1045 transitions. [2018-11-10 11:49:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 11:49:48,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:49:48,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:48,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 881 states and 1067 transitions. [2018-11-10 11:49:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1067 transitions. [2018-11-10 11:49:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:49:48,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:48,890 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:49:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 882 states and 1068 transitions. [2018-11-10 11:49:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1068 transitions. [2018-11-10 11:49:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:49:48,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:52,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 945 states and 1138 transitions. [2018-11-10 11:49:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1138 transitions. [2018-11-10 11:49:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:49:52,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 964 states and 1158 transitions. [2018-11-10 11:49:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1158 transitions. [2018-11-10 11:49:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:49:52,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:52,551 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 976 states and 1169 transitions. [2018-11-10 11:49:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1169 transitions. [2018-11-10 11:49:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 11:49:52,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:52,936 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 11:49:53,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 977 states and 1170 transitions. [2018-11-10 11:49:53,090 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1170 transitions. [2018-11-10 11:49:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 11:49:53,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:53,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:53,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1003 states and 1199 transitions. [2018-11-10 11:49:53,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1199 transitions. [2018-11-10 11:49:53,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:49:53,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:54,001 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 11:49:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:54,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1005 states and 1201 transitions. [2018-11-10 11:49:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1201 transitions. [2018-11-10 11:49:54,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:49:54,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:54,258 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1050 states and 1256 transitions. [2018-11-10 11:49:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1256 transitions. [2018-11-10 11:49:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:49:56,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:49:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:57,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1053 states and 1259 transitions. [2018-11-10 11:49:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1259 transitions. [2018-11-10 11:49:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 11:49:57,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1066 states and 1274 transitions. [2018-11-10 11:49:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1274 transitions. [2018-11-10 11:49:57,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 11:49:57,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:57,968 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 11:49:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1096 states and 1305 transitions. [2018-11-10 11:49:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1305 transitions. [2018-11-10 11:49:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 11:49:58,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:58,349 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:58,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1113 states and 1326 transitions. [2018-11-10 11:49:58,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1326 transitions. [2018-11-10 11:49:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 11:49:58,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 11:49:58,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1116 states and 1334 transitions. [2018-11-10 11:49:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1334 transitions. [2018-11-10 11:49:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 11:49:58,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:49:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:49:59,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1123 states and 1344 transitions. [2018-11-10 11:49:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1344 transitions. [2018-11-10 11:49:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 11:49:59,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:49:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:50:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1162 states and 1391 transitions. [2018-11-10 11:50:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1391 transitions. [2018-11-10 11:50:00,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 11:50:00,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1166 states and 1395 transitions. [2018-11-10 11:50:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1395 transitions. [2018-11-10 11:50:01,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-10 11:50:01,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 11:50:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1169 states and 1398 transitions. [2018-11-10 11:50:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1398 transitions. [2018-11-10 11:50:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 11:50:01,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 11:50:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1205 states and 1435 transitions. [2018-11-10 11:50:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1435 transitions. [2018-11-10 11:50:04,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 11:50:04,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:50:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1220 states and 1454 transitions. [2018-11-10 11:50:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1454 transitions. [2018-11-10 11:50:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 11:50:04,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:50:04,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:04,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1254 states and 1490 transitions. [2018-11-10 11:50:04,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1490 transitions. [2018-11-10 11:50:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 11:50:04,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:04,600 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 11:50:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1263 states and 1499 transitions. [2018-11-10 11:50:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1499 transitions. [2018-11-10 11:50:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 11:50:04,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:50:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1334 states and 1569 transitions. [2018-11-10 11:50:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1569 transitions. [2018-11-10 11:50:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 11:50:06,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 11:50:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1367 states and 1606 transitions. [2018-11-10 11:50:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1606 transitions. [2018-11-10 11:50:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 11:50:08,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 91 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 11:50:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1396 states and 1635 transitions. [2018-11-10 11:50:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1635 transitions. [2018-11-10 11:50:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 11:50:08,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:08,473 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1412 states and 1655 transitions. [2018-11-10 11:50:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1655 transitions. [2018-11-10 11:50:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 11:50:08,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:50:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1429 states and 1676 transitions. [2018-11-10 11:50:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1676 transitions. [2018-11-10 11:50:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 11:50:09,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1479 states and 1735 transitions. [2018-11-10 11:50:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1735 transitions. [2018-11-10 11:50:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 11:50:10,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:11,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1507 states and 1764 transitions. [2018-11-10 11:50:11,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1764 transitions. [2018-11-10 11:50:11,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 11:50:11,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1510 states and 1766 transitions. [2018-11-10 11:50:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1766 transitions. [2018-11-10 11:50:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 11:50:12,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1536 states and 1792 transitions. [2018-11-10 11:50:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1792 transitions. [2018-11-10 11:50:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 11:50:13,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1568 states and 1831 transitions. [2018-11-10 11:50:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1831 transitions. [2018-11-10 11:50:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 11:50:15,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1572 states and 1835 transitions. [2018-11-10 11:50:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1835 transitions. [2018-11-10 11:50:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 11:50:15,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1618 states and 1884 transitions. [2018-11-10 11:50:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 1884 transitions. [2018-11-10 11:50:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:50:17,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:17,592 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1693 states and 1972 transitions. [2018-11-10 11:50:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1972 transitions. [2018-11-10 11:50:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:50:19,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:19,706 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1709 states and 1989 transitions. [2018-11-10 11:50:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 1989 transitions. [2018-11-10 11:50:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:50:20,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:20,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1723 states and 2003 transitions. [2018-11-10 11:50:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2003 transitions. [2018-11-10 11:50:20,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:50:20,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:50:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1726 states and 2005 transitions. [2018-11-10 11:50:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2005 transitions. [2018-11-10 11:50:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:50:21,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:50:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:22,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1775 states and 2056 transitions. [2018-11-10 11:50:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2056 transitions. [2018-11-10 11:50:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:50:22,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:50:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:23,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1828 states and 2113 transitions. [2018-11-10 11:50:23,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2113 transitions. [2018-11-10 11:50:23,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:50:23,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:50:25,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1859 states and 2147 transitions. [2018-11-10 11:50:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2147 transitions. [2018-11-10 11:50:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:50:25,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:50:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1874 states and 2162 transitions. [2018-11-10 11:50:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2162 transitions. [2018-11-10 11:50:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:50:25,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 17 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:50:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1892 states and 2186 transitions. [2018-11-10 11:50:26,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2186 transitions. [2018-11-10 11:50:26,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:50:26,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 125 proven. 25 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:50:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1926 states and 2222 transitions. [2018-11-10 11:50:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2222 transitions. [2018-11-10 11:50:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:50:28,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:50:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1927 states and 2224 transitions. [2018-11-10 11:50:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2224 transitions. [2018-11-10 11:50:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:50:30,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:50:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1937 states and 2234 transitions. [2018-11-10 11:50:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2234 transitions. [2018-11-10 11:50:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:50:30,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 11:50:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1951 states and 2249 transitions. [2018-11-10 11:50:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2249 transitions. [2018-11-10 11:50:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 11:50:31,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 11:50:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 2001 states and 2299 transitions. [2018-11-10 11:50:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2299 transitions. [2018-11-10 11:50:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 11:50:31,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:31,620 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 11:50:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 2011 states and 2309 transitions. [2018-11-10 11:50:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2309 transitions. [2018-11-10 11:50:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 11:50:31,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:31,810 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 17 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 11:50:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2023 states and 2321 transitions. [2018-11-10 11:50:32,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2321 transitions. [2018-11-10 11:50:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 11:50:32,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:50:32,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:32,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 2030 states and 2332 transitions. [2018-11-10 11:50:32,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2332 transitions. [2018-11-10 11:50:32,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 11:50:32,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:50:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 2031 states and 2333 transitions. [2018-11-10 11:50:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2333 transitions. [2018-11-10 11:50:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 11:50:33,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:33,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2047 states and 2349 transitions. [2018-11-10 11:50:33,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2349 transitions. [2018-11-10 11:50:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:50:33,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:50:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2074 states and 2383 transitions. [2018-11-10 11:50:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2383 transitions. [2018-11-10 11:50:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:50:34,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:34,758 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:50:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2097 states and 2408 transitions. [2018-11-10 11:50:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2408 transitions. [2018-11-10 11:50:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:50:35,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:50:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2111 states and 2422 transitions. [2018-11-10 11:50:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2422 transitions. [2018-11-10 11:50:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:50:36,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 11:50:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:36,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2122 states and 2435 transitions. [2018-11-10 11:50:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2435 transitions. [2018-11-10 11:50:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 11:50:36,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:36,708 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:50:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2162 states and 2486 transitions. [2018-11-10 11:50:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2486 transitions. [2018-11-10 11:50:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 11:50:38,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:50:38,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2178 states and 2502 transitions. [2018-11-10 11:50:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2502 transitions. [2018-11-10 11:50:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 11:50:38,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:50:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2188 states and 2515 transitions. [2018-11-10 11:50:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2515 transitions. [2018-11-10 11:50:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 11:50:39,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 11:50:39,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2189 states and 2515 transitions. [2018-11-10 11:50:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2515 transitions. [2018-11-10 11:50:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 11:50:39,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:40,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2208 states and 2540 transitions. [2018-11-10 11:50:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2540 transitions. [2018-11-10 11:50:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 11:50:40,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2222 states and 2553 transitions. [2018-11-10 11:50:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2553 transitions. [2018-11-10 11:50:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 11:50:40,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:40,678 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2238 states and 2569 transitions. [2018-11-10 11:50:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2569 transitions. [2018-11-10 11:50:41,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 11:50:41,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:41,254 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:41,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2254 states and 2585 transitions. [2018-11-10 11:50:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2585 transitions. [2018-11-10 11:50:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 11:50:41,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:50:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2257 states and 2587 transitions. [2018-11-10 11:50:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2587 transitions. [2018-11-10 11:50:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 11:50:42,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:50:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2262 states and 2592 transitions. [2018-11-10 11:50:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2592 transitions. [2018-11-10 11:50:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 11:50:42,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 11:50:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2268 states and 2598 transitions. [2018-11-10 11:50:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2598 transitions. [2018-11-10 11:50:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 11:50:42,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:42,876 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 11:50:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2271 states and 2600 transitions. [2018-11-10 11:50:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2600 transitions. [2018-11-10 11:50:43,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 11:50:43,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 11:50:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2278 states and 2608 transitions. [2018-11-10 11:50:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2608 transitions. [2018-11-10 11:50:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 11:50:43,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:50:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:46,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2306 states and 2638 transitions. [2018-11-10 11:50:46,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2638 transitions. [2018-11-10 11:50:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 11:50:46,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 11:50:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2357 states and 2690 transitions. [2018-11-10 11:50:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2690 transitions. [2018-11-10 11:50:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 11:50:48,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 11:50:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2408 states and 2740 transitions. [2018-11-10 11:50:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 2740 transitions. [2018-11-10 11:50:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 11:50:50,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 11:50:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2454 states and 2786 transitions. [2018-11-10 11:50:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 2786 transitions. [2018-11-10 11:50:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 11:50:52,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 11:50:53,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2470 states and 2801 transitions. [2018-11-10 11:50:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2801 transitions. [2018-11-10 11:50:53,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-10 11:50:53,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 151 proven. 18 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 11:50:54,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2471 states and 2801 transitions. [2018-11-10 11:50:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 2801 transitions. [2018-11-10 11:50:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 11:50:54,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:54,343 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 11:50:54,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:54,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2475 states and 2805 transitions. [2018-11-10 11:50:54,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 2805 transitions. [2018-11-10 11:50:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 11:50:54,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 11:50:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2476 states and 2805 transitions. [2018-11-10 11:50:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2805 transitions. [2018-11-10 11:50:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 11:50:54,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 194 proven. 26 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:50:58,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:58,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2534 states and 2870 transitions. [2018-11-10 11:50:58,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 2870 transitions. [2018-11-10 11:50:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 11:50:58,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 194 proven. 26 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:50:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:50:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2538 states and 2874 transitions. [2018-11-10 11:50:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2874 transitions. [2018-11-10 11:50:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 11:50:58,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:50:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:50:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:51:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:00,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2574 states and 2912 transitions. [2018-11-10 11:51:00,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 2912 transitions. [2018-11-10 11:51:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 11:51:00,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:51:00,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2575 states and 2912 transitions. [2018-11-10 11:51:00,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2912 transitions. [2018-11-10 11:51:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:00,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 11:51:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2597 states and 2937 transitions. [2018-11-10 11:51:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 2937 transitions. [2018-11-10 11:51:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:01,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 11:51:01,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2600 states and 2940 transitions. [2018-11-10 11:51:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 2940 transitions. [2018-11-10 11:51:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:01,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:01,827 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 11:51:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2661 states and 3008 transitions. [2018-11-10 11:51:04,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3008 transitions. [2018-11-10 11:51:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:04,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 11:51:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2682 states and 3029 transitions. [2018-11-10 11:51:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3029 transitions. [2018-11-10 11:51:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:04,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 11:51:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2705 states and 3054 transitions. [2018-11-10 11:51:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 3054 transitions. [2018-11-10 11:51:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:06,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 11:51:06,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:06,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 2721 states and 3070 transitions. [2018-11-10 11:51:06,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3070 transitions. [2018-11-10 11:51:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-10 11:51:06,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 11:51:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2724 states and 3072 transitions. [2018-11-10 11:51:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3072 transitions. [2018-11-10 11:51:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 11:51:07,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:51:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2762 states and 3119 transitions. [2018-11-10 11:51:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3119 transitions. [2018-11-10 11:51:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 11:51:10,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:51:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 2766 states and 3122 transitions. [2018-11-10 11:51:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3122 transitions. [2018-11-10 11:51:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 11:51:10,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:51:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2798 states and 3156 transitions. [2018-11-10 11:51:12,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3156 transitions. [2018-11-10 11:51:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 11:51:12,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 11:51:12,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:12,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2802 states and 3159 transitions. [2018-11-10 11:51:12,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 3159 transitions. [2018-11-10 11:51:12,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-10 11:51:12,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:14,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2822 states and 3179 transitions. [2018-11-10 11:51:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3179 transitions. [2018-11-10 11:51:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-10 11:51:14,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2825 states and 3181 transitions. [2018-11-10 11:51:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3181 transitions. [2018-11-10 11:51:14,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 11:51:14,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:14,662 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:51:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2851 states and 3214 transitions. [2018-11-10 11:51:16,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3214 transitions. [2018-11-10 11:51:16,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 11:51:16,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:51:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2852 states and 3214 transitions. [2018-11-10 11:51:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3214 transitions. [2018-11-10 11:51:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 11:51:16,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:16,945 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:51:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2873 states and 3239 transitions. [2018-11-10 11:51:17,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 3239 transitions. [2018-11-10 11:51:17,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 11:51:17,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:51:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:18,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2887 states and 3252 transitions. [2018-11-10 11:51:18,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3252 transitions. [2018-11-10 11:51:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 11:51:18,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 11:51:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:22,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2945 states and 3311 transitions. [2018-11-10 11:51:22,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3311 transitions. [2018-11-10 11:51:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 11:51:22,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:23,027 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 11:51:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3004 states and 3370 transitions. [2018-11-10 11:51:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3370 transitions. [2018-11-10 11:51:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 11:51:26,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 11:51:27,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 3007 states and 3372 transitions. [2018-11-10 11:51:27,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3372 transitions. [2018-11-10 11:51:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:27,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 11:51:28,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 3033 states and 3401 transitions. [2018-11-10 11:51:28,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3401 transitions. [2018-11-10 11:51:28,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:28,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 11:51:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:29,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 3038 states and 3406 transitions. [2018-11-10 11:51:29,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3406 transitions. [2018-11-10 11:51:29,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:29,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3090 states and 3466 transitions. [2018-11-10 11:51:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 3466 transitions. [2018-11-10 11:51:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:31,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3125 states and 3507 transitions. [2018-11-10 11:51:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3507 transitions. [2018-11-10 11:51:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:32,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:32,640 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3132 states and 3513 transitions. [2018-11-10 11:51:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3513 transitions. [2018-11-10 11:51:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:32,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:32,940 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3158 states and 3544 transitions. [2018-11-10 11:51:34,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 3544 transitions. [2018-11-10 11:51:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:34,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:35,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3172 states and 3558 transitions. [2018-11-10 11:51:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3558 transitions. [2018-11-10 11:51:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:35,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:35,335 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3195 states and 3582 transitions. [2018-11-10 11:51:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3582 transitions. [2018-11-10 11:51:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:36,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:37,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 3211 states and 3597 transitions. [2018-11-10 11:51:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 3597 transitions. [2018-11-10 11:51:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:37,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:38,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3227 states and 3613 transitions. [2018-11-10 11:51:38,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 3613 transitions. [2018-11-10 11:51:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:38,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3240 states and 3625 transitions. [2018-11-10 11:51:38,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3240 states and 3625 transitions. [2018-11-10 11:51:38,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:38,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:38,794 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3243 states and 3627 transitions. [2018-11-10 11:51:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3627 transitions. [2018-11-10 11:51:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 11:51:39,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 11:51:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3264 states and 3648 transitions. [2018-11-10 11:51:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3648 transitions. [2018-11-10 11:51:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 11:51:39,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 11:51:40,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3273 states and 3656 transitions. [2018-11-10 11:51:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 3656 transitions. [2018-11-10 11:51:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 11:51:40,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 11:51:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3291 states and 3674 transitions. [2018-11-10 11:51:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 3674 transitions. [2018-11-10 11:51:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 11:51:41,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-10 11:51:42,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3308 states and 3692 transitions. [2018-11-10 11:51:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3692 transitions. [2018-11-10 11:51:42,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 11:51:42,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:42,348 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-10 11:51:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3309 states and 3692 transitions. [2018-11-10 11:51:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3309 states and 3692 transitions. [2018-11-10 11:51:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 11:51:42,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:51:43,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3326 states and 3707 transitions. [2018-11-10 11:51:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3707 transitions. [2018-11-10 11:51:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 11:51:43,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:51:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:43,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3333 states and 3713 transitions. [2018-11-10 11:51:43,850 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3713 transitions. [2018-11-10 11:51:43,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 11:51:43,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:51:44,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3337 states and 3716 transitions. [2018-11-10 11:51:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3716 transitions. [2018-11-10 11:51:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 11:51:44,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-10 11:51:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 3353 states and 3731 transitions. [2018-11-10 11:51:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 3731 transitions. [2018-11-10 11:51:45,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 11:51:45,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-10 11:51:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3356 states and 3733 transitions. [2018-11-10 11:51:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3733 transitions. [2018-11-10 11:51:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 11:51:45,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:47,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3389 states and 3770 transitions. [2018-11-10 11:51:47,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 3770 transitions. [2018-11-10 11:51:47,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 11:51:47,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:48,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 3405 states and 3785 transitions. [2018-11-10 11:51:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3785 transitions. [2018-11-10 11:51:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 11:51:48,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:48,304 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:48,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3421 states and 3800 transitions. [2018-11-10 11:51:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3421 states and 3800 transitions. [2018-11-10 11:51:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 11:51:48,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 11:51:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3437 states and 3815 transitions. [2018-11-10 11:51:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 3815 transitions. [2018-11-10 11:51:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:51:49,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 5 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 11:51:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 3469 states and 3851 transitions. [2018-11-10 11:51:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3469 states and 3851 transitions. [2018-11-10 11:51:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:51:51,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 5 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 11:51:52,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3472 states and 3853 transitions. [2018-11-10 11:51:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 3853 transitions. [2018-11-10 11:51:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:51:52,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 34 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-10 11:51:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 3489 states and 3870 transitions. [2018-11-10 11:51:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 3870 transitions. [2018-11-10 11:51:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:51:53,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 34 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-10 11:51:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3506 states and 3888 transitions. [2018-11-10 11:51:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 3888 transitions. [2018-11-10 11:51:54,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:51:54,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-10 11:51:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3517 states and 3901 transitions. [2018-11-10 11:51:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 3901 transitions. [2018-11-10 11:51:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:54,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:51:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3921 states to 3530 states and 3921 transitions. [2018-11-10 11:51:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 3921 transitions. [2018-11-10 11:51:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:56,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:51:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 3535 states and 3926 transitions. [2018-11-10 11:51:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 3926 transitions. [2018-11-10 11:51:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:56,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:51:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:57,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3552 states and 3943 transitions. [2018-11-10 11:51:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3552 states and 3943 transitions. [2018-11-10 11:51:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:57,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:51:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3559 states and 3951 transitions. [2018-11-10 11:51:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 3951 transitions. [2018-11-10 11:51:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:58,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:58,538 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:51:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:51:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3576 states and 3969 transitions. [2018-11-10 11:51:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 3969 transitions. [2018-11-10 11:51:59,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 11:51:59,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:51:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:51:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 286 proven. 7 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 11:52:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3581 states and 3974 transitions. [2018-11-10 11:52:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 3974 transitions. [2018-11-10 11:52:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 11:52:00,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 3635 states and 4030 transitions. [2018-11-10 11:52:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3635 states and 4030 transitions. [2018-11-10 11:52:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 11:52:05,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 3654 states and 4049 transitions. [2018-11-10 11:52:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 4049 transitions. [2018-11-10 11:52:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 11:52:06,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:10,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:10,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 3692 states and 4088 transitions. [2018-11-10 11:52:10,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 4088 transitions. [2018-11-10 11:52:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 11:52:10,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:12,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:12,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 3724 states and 4119 transitions. [2018-11-10 11:52:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 4119 transitions. [2018-11-10 11:52:12,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 11:52:12,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:12,888 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 277 proven. 10 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:52:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 3729 states and 4123 transitions. [2018-11-10 11:52:13,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 4123 transitions. [2018-11-10 11:52:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 11:52:13,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:52:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:15,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 3752 states and 4149 transitions. [2018-11-10 11:52:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 4149 transitions. [2018-11-10 11:52:15,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 11:52:15,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 11:52:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 3754 states and 4151 transitions. [2018-11-10 11:52:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 3754 states and 4151 transitions. [2018-11-10 11:52:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 11:52:16,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 11:52:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:16,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 3768 states and 4164 transitions. [2018-11-10 11:52:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 4164 transitions. [2018-11-10 11:52:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-10 11:52:16,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-10 11:52:17,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:17,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 3776 states and 4171 transitions. [2018-11-10 11:52:17,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 4171 transitions. [2018-11-10 11:52:17,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-10 11:52:17,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 232 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-10 11:52:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 3787 states and 4181 transitions. [2018-11-10 11:52:18,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 4181 transitions. [2018-11-10 11:52:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 11:52:18,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 207 proven. 3 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-10 11:52:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 3816 states and 4209 transitions. [2018-11-10 11:52:18,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4209 transitions. [2018-11-10 11:52:18,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 11:52:18,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:52:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 3836 states and 4229 transitions. [2018-11-10 11:52:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 4229 transitions. [2018-11-10 11:52:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 11:52:18,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 11:52:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 3843 states and 4236 transitions. [2018-11-10 11:52:18,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 4236 transitions. [2018-11-10 11:52:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 11:52:18,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 11:52:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:19,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 3913 states and 4308 transitions. [2018-11-10 11:52:19,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 4308 transitions. [2018-11-10 11:52:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 11:52:19,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 11:52:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 3914 states and 4308 transitions. [2018-11-10 11:52:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 4308 transitions. [2018-11-10 11:52:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 11:52:19,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:21,846 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 348 proven. 61 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:52:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 3960 states and 4362 transitions. [2018-11-10 11:52:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 4362 transitions. [2018-11-10 11:52:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 11:52:25,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:25,649 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 377 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 3970 states and 4376 transitions. [2018-11-10 11:52:28,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3970 states and 4376 transitions. [2018-11-10 11:52:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 11:52:28,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 377 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 3982 states and 4388 transitions. [2018-11-10 11:52:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 4388 transitions. [2018-11-10 11:52:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 11:52:29,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 377 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 11:52:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:29,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 3984 states and 4389 transitions. [2018-11-10 11:52:29,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 4389 transitions. [2018-11-10 11:52:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:52:29,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:29,668 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 225 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-10 11:52:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:30,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 3985 states and 4389 transitions. [2018-11-10 11:52:30,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 4389 transitions. [2018-11-10 11:52:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:52:30,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:30,281 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 225 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-10 11:52:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 4002 states and 4407 transitions. [2018-11-10 11:52:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 4407 transitions. [2018-11-10 11:52:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:52:32,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 225 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-10 11:52:33,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4013 states and 4417 transitions. [2018-11-10 11:52:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 4417 transitions. [2018-11-10 11:52:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:52:33,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 415 proven. 7 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 11:52:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 4094 states and 4498 transitions. [2018-11-10 11:52:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 4498 transitions. [2018-11-10 11:52:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 11:52:34,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:34,953 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 410 proven. 5 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-10 11:52:35,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 4120 states and 4525 transitions. [2018-11-10 11:52:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 4120 states and 4525 transitions. [2018-11-10 11:52:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 11:52:35,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 410 proven. 5 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-10 11:52:36,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 4123 states and 4528 transitions. [2018-11-10 11:52:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 4123 states and 4528 transitions. [2018-11-10 11:52:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 11:52:36,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-11-10 11:52:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:37,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 4134 states and 4541 transitions. [2018-11-10 11:52:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 4134 states and 4541 transitions. [2018-11-10 11:52:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-10 11:52:37,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:52:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 4176 states and 4585 transitions. [2018-11-10 11:52:38,745 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 4585 transitions. [2018-11-10 11:52:38,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 11:52:38,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 247 proven. 3 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-11-10 11:52:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4589 states to 4181 states and 4589 transitions. [2018-11-10 11:52:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 4589 transitions. [2018-11-10 11:52:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 11:52:39,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 247 proven. 3 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-11-10 11:52:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:40,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 4189 states and 4596 transitions. [2018-11-10 11:52:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4189 states and 4596 transitions. [2018-11-10 11:52:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-10 11:52:40,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:40,699 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 11:52:41,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 4218 states and 4625 transitions. [2018-11-10 11:52:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 4218 states and 4625 transitions. [2018-11-10 11:52:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-10 11:52:41,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 5 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 11:52:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 4225 states and 4630 transitions. [2018-11-10 11:52:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 4225 states and 4630 transitions. [2018-11-10 11:52:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-10 11:52:42,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:42,304 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 372 proven. 10 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-10 11:52:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:43,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 4241 states and 4645 transitions. [2018-11-10 11:52:43,081 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 4645 transitions. [2018-11-10 11:52:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-11-10 11:52:43,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 513 proven. 18 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 11:52:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 4242 states and 4645 transitions. [2018-11-10 11:52:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 4242 states and 4645 transitions. [2018-11-10 11:52:43,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-10 11:52:43,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 639 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-10 11:52:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4283 states and 4688 transitions. [2018-11-10 11:52:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 4688 transitions. [2018-11-10 11:52:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2018-11-10 11:52:49,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:49,266 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 546 proven. 5 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-10 11:52:50,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 4313 states and 4717 transitions. [2018-11-10 11:52:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 4717 transitions. [2018-11-10 11:52:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-10 11:52:50,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 11:52:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:52,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 4357 states and 4764 transitions. [2018-11-10 11:52:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 4357 states and 4764 transitions. [2018-11-10 11:52:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-10 11:52:52,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 11:52:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 4358 states and 4764 transitions. [2018-11-10 11:52:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 4358 states and 4764 transitions. [2018-11-10 11:52:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-10 11:52:52,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 11:52:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 4374 states and 4780 transitions. [2018-11-10 11:52:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4374 states and 4780 transitions. [2018-11-10 11:52:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:52,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 4379 states and 4786 transitions. [2018-11-10 11:52:53,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4379 states and 4786 transitions. [2018-11-10 11:52:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:53,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 4398 states and 4808 transitions. [2018-11-10 11:52:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 4808 transitions. [2018-11-10 11:52:54,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:54,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 4414 states and 4824 transitions. [2018-11-10 11:52:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4414 states and 4824 transitions. [2018-11-10 11:52:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:55,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:56,020 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 4430 states and 4840 transitions. [2018-11-10 11:52:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 4840 transitions. [2018-11-10 11:52:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:57,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4444 states and 4853 transitions. [2018-11-10 11:52:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 4444 states and 4853 transitions. [2018-11-10 11:52:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-10 11:52:57,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:52:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-10 11:52:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:52:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 4447 states and 4855 transitions. [2018-11-10 11:52:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 4447 states and 4855 transitions. [2018-11-10 11:52:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-11-10 11:52:58,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:52:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:00,014 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-10 11:53:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4898 states to 4490 states and 4898 transitions. [2018-11-10 11:53:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4490 states and 4898 transitions. [2018-11-10 11:53:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-11-10 11:53:02,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:04,079 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-10 11:53:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4905 states to 4497 states and 4905 transitions. [2018-11-10 11:53:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4497 states and 4905 transitions. [2018-11-10 11:53:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-11-10 11:53:04,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-10 11:53:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 4513 states and 4920 transitions. [2018-11-10 11:53:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 4513 states and 4920 transitions. [2018-11-10 11:53:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2018-11-10 11:53:06,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:06,809 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 327 proven. 4 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-11-10 11:53:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4516 states and 4922 transitions. [2018-11-10 11:53:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4516 states and 4922 transitions. [2018-11-10 11:53:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-11-10 11:53:07,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:07,534 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 730 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-10 11:53:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 4555 states and 4963 transitions. [2018-11-10 11:53:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 4555 states and 4963 transitions. [2018-11-10 11:53:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-10 11:53:09,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 973 backedges. 649 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-11-10 11:53:11,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5002 states to 4590 states and 5002 transitions. [2018-11-10 11:53:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4590 states and 5002 transitions. [2018-11-10 11:53:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-10 11:53:11,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:11,343 INFO L134 CoverageAnalysis]: Checked inductivity of 973 backedges. 649 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-11-10 11:53:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5007 states to 4595 states and 5007 transitions. [2018-11-10 11:53:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 4595 states and 5007 transitions. [2018-11-10 11:53:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-10 11:53:11,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 973 backedges. 649 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-11-10 11:53:13,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:13,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5037 states to 4626 states and 5037 transitions. [2018-11-10 11:53:13,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4626 states and 5037 transitions. [2018-11-10 11:53:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-10 11:53:13,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 973 backedges. 649 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-11-10 11:53:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5050 states to 4640 states and 5050 transitions. [2018-11-10 11:53:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4640 states and 5050 transitions. [2018-11-10 11:53:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2018-11-10 11:53:13,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:13,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 572 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2018-11-10 11:53:14,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:14,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 4644 states and 5053 transitions. [2018-11-10 11:53:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 4644 states and 5053 transitions. [2018-11-10 11:53:14,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:14,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:14,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5059 states to 4648 states and 5059 transitions. [2018-11-10 11:53:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 4648 states and 5059 transitions. [2018-11-10 11:53:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:14,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 4680 states and 5093 transitions. [2018-11-10 11:53:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4680 states and 5093 transitions. [2018-11-10 11:53:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:15,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5136 states to 4722 states and 5136 transitions. [2018-11-10 11:53:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4722 states and 5136 transitions. [2018-11-10 11:53:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:17,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:17,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5144 states to 4729 states and 5144 transitions. [2018-11-10 11:53:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4729 states and 5144 transitions. [2018-11-10 11:53:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:18,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 4734 states and 5149 transitions. [2018-11-10 11:53:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 5149 transitions. [2018-11-10 11:53:19,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:19,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:21,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 4751 states and 5166 transitions. [2018-11-10 11:53:21,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4751 states and 5166 transitions. [2018-11-10 11:53:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:21,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:22,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5196 states to 4782 states and 5196 transitions. [2018-11-10 11:53:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 4782 states and 5196 transitions. [2018-11-10 11:53:22,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-11-10 11:53:22,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:53:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:53:22,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-11-10 11:53:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:53:23,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3313 states and 3566 transitions. [2018-11-10 11:53:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3566 transitions. [2018-11-10 11:53:23,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:53:23,855 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 235 iterations. [2018-11-10 11:53:23,862 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 11:53:24,157 WARN L179 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 56 [2018-11-10 11:53:24,352 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-11-10 11:53:24,777 WARN L179 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 57 [2018-11-10 11:53:25,064 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 58 [2018-11-10 11:53:25,315 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 56 [2018-11-10 11:53:25,477 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 42 [2018-11-10 11:53:25,624 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 45 [2018-11-10 11:53:25,854 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-10 11:53:26,146 WARN L179 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 57 [2018-11-10 11:53:26,359 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2018-11-10 11:53:26,602 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-10 11:53:26,846 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2018-11-10 11:53:26,987 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 43 [2018-11-10 11:53:27,128 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 43 [2018-11-10 11:53:27,370 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2018-11-10 11:53:27,625 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-11-10 11:53:27,821 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 45 [2018-11-10 11:53:28,016 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 45 [2018-11-10 11:53:28,207 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2018-11-10 11:53:28,413 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 37 [2018-11-10 11:53:28,703 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 57 [2018-11-10 11:53:28,848 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 45 [2018-11-10 11:53:29,001 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 45 [2018-11-10 11:53:29,144 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 43 [2018-11-10 11:53:29,499 WARN L179 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 63 [2018-11-10 11:53:29,692 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 43 [2018-11-10 11:53:29,888 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-11-10 11:53:30,079 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2018-11-10 11:53:30,332 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 55 [2018-11-10 11:53:30,478 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-11-10 11:53:30,727 WARN L179 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 56 [2018-11-10 11:53:30,873 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2018-11-10 11:53:31,130 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-11-10 11:53:31,281 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 45 [2018-11-10 11:53:31,424 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 43 [2018-11-10 11:53:31,676 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 55 [2018-11-10 11:53:31,817 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 43 [2018-11-10 11:53:31,971 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2018-11-10 11:53:32,246 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 56 [2018-11-10 11:53:32,532 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2018-11-10 11:53:32,680 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2018-11-10 11:53:32,871 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 37 [2018-11-10 11:53:33,214 WARN L179 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 45 [2018-11-10 11:53:33,378 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 43 [2018-11-10 11:53:33,520 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 45 [2018-11-10 11:53:33,798 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 57 [2018-11-10 11:53:33,951 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2018-11-10 11:53:34,096 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 43 [2018-11-10 11:53:34,414 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-11-10 11:53:34,666 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2018-11-10 11:53:34,921 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-11-10 11:53:35,303 WARN L179 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 57 [2018-11-10 11:53:35,446 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 45 [2018-11-10 11:53:35,590 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 43 [2018-11-10 11:53:35,780 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2018-11-10 11:53:35,975 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 45 [2018-11-10 11:53:36,253 WARN L179 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 56 [2018-11-10 11:53:36,394 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 42 [2018-11-10 11:53:36,584 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2018-11-10 11:53:36,787 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 37 [2018-11-10 11:53:36,937 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2018-11-10 11:53:37,253 WARN L179 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 56 [2018-11-10 11:53:37,507 WARN L179 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-11-10 11:53:37,711 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 37 [2018-11-10 11:53:37,870 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 43 [2018-11-10 11:53:38,212 WARN L179 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2018-11-10 11:53:38,406 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 43 [2018-11-10 11:53:38,546 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 42 [2018-11-10 11:53:38,692 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 45 [2018-11-10 11:53:38,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:53:38,694 INFO L582 CodeCheckObserver]: Invariant with dag size 37 [2018-11-10 11:53:38,702 INFO L582 CodeCheckObserver]: Invariant with dag size 37 [2018-11-10 11:53:38,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:53:38 ImpRootNode [2018-11-10 11:53:38,704 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:53:38,704 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:53:38,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:53:38,704 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:53:38,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:35" (3/4) ... [2018-11-10 11:53:38,710 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:53:38,726 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-11-10 11:53:38,727 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 11:53:38,728 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 11:53:38,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 11:53:38,836 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e0d92f6a-f251-4e95-a2ce-d96677cfcb26/bin-2019/ukojak/witness.graphml [2018-11-10 11:53:38,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:53:38,837 INFO L168 Benchmark]: Toolchain (without parser) took 245433.81 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 955.5 MB in the beginning and 1.7 GB in the end (delta: -750.7 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,837 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 11:53:38,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -218.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,838 INFO L168 Benchmark]: Boogie Preprocessor took 40.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,838 INFO L168 Benchmark]: RCFGBuilder took 1577.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.1 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,838 INFO L168 Benchmark]: CodeCheck took 243216.27 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 884.1 MB in the beginning and 1.7 GB in the end (delta: -822.1 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-10 11:53:38,839 INFO L168 Benchmark]: Witness Printer took 132.36 ms. Allocated memory is still 4.6 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:53:38,840 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, 228.3s OverallTime, 235 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1409380472 SDtfs, -2109584892 SDslu, 1007354816 SDs, 0 SdLazy, 627390164 SolverSat, 1907483784 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1396.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 362202 GetRequests, 355754 SyntacticMatches, 4514 SemanticMatches, 1934 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2952793 ImplicationChecksByTransitivity, 190.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 23.2s InterpolantComputationTime, 57565 NumberOfCodeBlocks, 57565 NumberOfCodeBlocksAsserted, 234 NumberOfCheckSat, 57331 ConstructedInterpolants, 0 QuantifiedInterpolants, 54455394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 234 InterpolantComputations, 173 PerfectInterpolantSequences, 76689/77428 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 457]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((!(a19 == 1) && a28 == 7) || ((((!(a19 == 1) && !(a28 == 8)) && a11 == 1) && !(a17 == 9)) && !(a28 == 11))) || (a28 == 8 && !(a11 == 1))) || (((!(a28 == 8) && a17 == 8) && a11 == 1) && !(a28 == 11))) || ((a19 == 1 && !(a11 == 1)) && !(a28 == 11))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (a28 == 7 && !(a17 == 9))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((a17 == 9 && !(a11 == 1)) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((!(a19 == 1) && a28 == 7) || ((((!(a19 == 1) && !(a28 == 8)) && a11 == 1) && !(a17 == 9)) && !(a28 == 11))) || (a28 == 8 && !(a11 == 1))) || ((a19 == 1 && !(a11 == 1)) && !(a28 == 11))) || (((!(a28 == 8) && a17 == 8) && a19 == 1) && !(a28 == 11))) || (a28 == 7 && !(a17 == 9))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((a17 == 9 && !(a11 == 1)) && !(a28 == 11)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.20 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -218.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1577.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.1 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. * CodeCheck took 243216.27 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 884.1 MB in the beginning and 1.7 GB in the end (delta: -822.1 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 132.36 ms. Allocated memory is still 4.6 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...