./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_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_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/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 0b1eb39f0e741b958206d9dc54aeed5270272676 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:39:36,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:39:36,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:39:36,415 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:39:36,415 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:39:36,416 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:39:36,417 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:39:36,418 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:39:36,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:39:36,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:39:36,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:39:36,421 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:39:36,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:39:36,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:39:36,424 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:39:36,425 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:39:36,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:39:36,427 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:39:36,429 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:39:36,430 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:39:36,430 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:39:36,432 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:39:36,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:39:36,434 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:39:36,434 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:39:36,435 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:39:36,436 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:39:36,436 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:39:36,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:39:36,438 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:39:36,438 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:39:36,439 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:39:36,439 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:39:36,439 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:39:36,440 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:39:36,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:39:36,441 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:39:36,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:39:36,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:39:36,453 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:39:36,453 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:39:36,454 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:39:36,454 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:39:36,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:39:36,454 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:39:36,454 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:39:36,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:39:36,455 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:39:36,457 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:39:36,457 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:39:36,457 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:39:36,457 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:39:36,457 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:39:36,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:39:36,458 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:39:36,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:39:36,458 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:39:36,458 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:39:36,458 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:39:36,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:39:36,460 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_b60caa03-0748-479c-a9d8-36f0b82adf79/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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2018-10-26 22:39:36,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:39:36,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:39:36,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:39:36,498 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:39:36,498 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:39:36,499 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-10-26 22:39:36,547 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/data/6aa56328e/8d1532d75f384b55b3f99df509de6d24/FLAGca4118a80 [2018-10-26 22:39:37,014 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:39:37,015 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-10-26 22:39:37,023 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/data/6aa56328e/8d1532d75f384b55b3f99df509de6d24/FLAGca4118a80 [2018-10-26 22:39:37,036 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/data/6aa56328e/8d1532d75f384b55b3f99df509de6d24 [2018-10-26 22:39:37,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:39:37,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:39:37,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:39:37,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:39:37,050 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:39:37,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce6d6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37, skipping insertion in model container [2018-10-26 22:39:37,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:39:37,109 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:39:37,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:39:37,431 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:39:37,567 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:39:37,585 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:39:37,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37 WrapperNode [2018-10-26 22:39:37,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:39:37,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:39:37,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:39:37,587 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:39:37,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:39:37,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:39:37,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:39:37,666 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:39:37,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... [2018-10-26 22:39:37,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:39:37,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:39:37,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:39:37,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:39:37,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:39:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/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 [2018-10-26 22:39:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 22:39:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:39:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:39:41,880 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:39:41,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:39:41 BoogieIcfgContainer [2018-10-26 22:39:41,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:39:41,881 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:39:41,881 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:39:41,894 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:39:41,894 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:39:41" (1/1) ... [2018-10-26 22:39:41,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:39:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 22:39:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 22:39:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:39:41,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:43,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-10-26 22:39:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-10-26 22:39:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:39:43,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:43,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:39:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2018-10-26 22:39:43,710 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2018-10-26 22:39:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 22:39:43,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:44,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:44,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-10-26 22:39:44,065 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-10-26 22:39:44,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 22:39:44,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:44,218 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 203 states and 296 transitions. [2018-10-26 22:39:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-10-26 22:39:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 22:39:44,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:44,987 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:45,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 222 states and 324 transitions. [2018-10-26 22:39:45,597 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2018-10-26 22:39:45,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:39:45,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:39:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 361 transitions. [2018-10-26 22:39:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 361 transitions. [2018-10-26 22:39:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:39:46,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:39:46,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2018-10-26 22:39:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2018-10-26 22:39:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:39:46,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 389 transitions. [2018-10-26 22:39:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 389 transitions. [2018-10-26 22:39:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:39:47,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:48,006 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:48,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2018-10-26 22:39:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2018-10-26 22:39:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 22:39:48,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:49,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 298 states and 433 transitions. [2018-10-26 22:39:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 433 transitions. [2018-10-26 22:39:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 22:39:49,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:49,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-10-26 22:39:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-10-26 22:39:49,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 22:39:49,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:39:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 382 states and 525 transitions. [2018-10-26 22:39:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 525 transitions. [2018-10-26 22:39:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 22:39:51,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 401 states and 548 transitions. [2018-10-26 22:39:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 548 transitions. [2018-10-26 22:39:52,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 22:39:52,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:52,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 403 states and 549 transitions. [2018-10-26 22:39:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 549 transitions. [2018-10-26 22:39:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 22:39:52,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 410 states and 557 transitions. [2018-10-26 22:39:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 557 transitions. [2018-10-26 22:39:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 22:39:53,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:54,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 433 states and 592 transitions. [2018-10-26 22:39:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 592 transitions. [2018-10-26 22:39:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 22:39:54,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:54,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:54,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 452 states and 615 transitions. [2018-10-26 22:39:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 615 transitions. [2018-10-26 22:39:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 22:39:54,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 456 states and 619 transitions. [2018-10-26 22:39:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 619 transitions. [2018-10-26 22:39:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 22:39:55,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 460 states and 623 transitions. [2018-10-26 22:39:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 623 transitions. [2018-10-26 22:39:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 22:39:55,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 464 states and 627 transitions. [2018-10-26 22:39:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 627 transitions. [2018-10-26 22:39:55,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 22:39:55,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:55,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 470 states and 635 transitions. [2018-10-26 22:39:55,832 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 635 transitions. [2018-10-26 22:39:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 22:39:55,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:56,083 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:56,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 482 states and 651 transitions. [2018-10-26 22:39:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 651 transitions. [2018-10-26 22:39:56,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 22:39:56,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 485 states and 657 transitions. [2018-10-26 22:39:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 657 transitions. [2018-10-26 22:39:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 22:39:57,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:57,841 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 22:39:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 496 states and 670 transitions. [2018-10-26 22:39:59,711 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 670 transitions. [2018-10-26 22:39:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 22:39:59,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:39:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:39:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:39:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 497 states and 670 transitions. [2018-10-26 22:39:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 670 transitions. [2018-10-26 22:39:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 22:39:59,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:39:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 500 states and 674 transitions. [2018-10-26 22:40:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 674 transitions. [2018-10-26 22:40:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 22:40:00,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:02,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 533 states and 709 transitions. [2018-10-26 22:40:02,277 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 709 transitions. [2018-10-26 22:40:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 22:40:02,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:03,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:03,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 560 states and 739 transitions. [2018-10-26 22:40:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 739 transitions. [2018-10-26 22:40:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 22:40:03,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:03,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 566 states and 745 transitions. [2018-10-26 22:40:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 745 transitions. [2018-10-26 22:40:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 22:40:03,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:03,929 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:04,453 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 22:40:05,156 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2018-10-26 22:40:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:05,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 576 states and 757 transitions. [2018-10-26 22:40:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 757 transitions. [2018-10-26 22:40:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 22:40:05,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:06,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:06,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 582 states and 763 transitions. [2018-10-26 22:40:06,661 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 763 transitions. [2018-10-26 22:40:06,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 22:40:06,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:06,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 587 states and 769 transitions. [2018-10-26 22:40:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 769 transitions. [2018-10-26 22:40:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 22:40:06,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:40:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 589 states and 772 transitions. [2018-10-26 22:40:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 772 transitions. [2018-10-26 22:40:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:40:07,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 591 states and 774 transitions. [2018-10-26 22:40:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 774 transitions. [2018-10-26 22:40:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:40:07,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 596 states and 778 transitions. [2018-10-26 22:40:07,526 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 778 transitions. [2018-10-26 22:40:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:40:07,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,576 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 601 states and 783 transitions. [2018-10-26 22:40:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 783 transitions. [2018-10-26 22:40:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-26 22:40:07,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 608 states and 792 transitions. [2018-10-26 22:40:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 792 transitions. [2018-10-26 22:40:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-26 22:40:07,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 609 states and 793 transitions. [2018-10-26 22:40:07,824 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 793 transitions. [2018-10-26 22:40:07,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 22:40:07,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 619 states and 802 transitions. [2018-10-26 22:40:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2018-10-26 22:40:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 22:40:07,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 625 states and 807 transitions. [2018-10-26 22:40:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 807 transitions. [2018-10-26 22:40:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 22:40:08,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:40:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:08,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 626 states and 807 transitions. [2018-10-26 22:40:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 807 transitions. [2018-10-26 22:40:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 22:40:08,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 645 states and 829 transitions. [2018-10-26 22:40:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 829 transitions. [2018-10-26 22:40:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:40:09,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:09,205 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:09,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 646 states and 830 transitions. [2018-10-26 22:40:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 830 transitions. [2018-10-26 22:40:09,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:40:09,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 661 states and 845 transitions. [2018-10-26 22:40:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 845 transitions. [2018-10-26 22:40:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:40:09,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 729 states and 921 transitions. [2018-10-26 22:40:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 921 transitions. [2018-10-26 22:40:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 22:40:11,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:40:13,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 762 states and 965 transitions. [2018-10-26 22:40:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 965 transitions. [2018-10-26 22:40:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 22:40:13,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:40:14,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:14,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 764 states and 970 transitions. [2018-10-26 22:40:14,143 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 970 transitions. [2018-10-26 22:40:14,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 22:40:14,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 781 states and 987 transitions. [2018-10-26 22:40:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 987 transitions. [2018-10-26 22:40:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 22:40:14,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 791 states and 997 transitions. [2018-10-26 22:40:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 997 transitions. [2018-10-26 22:40:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 22:40:15,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 807 states and 1015 transitions. [2018-10-26 22:40:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1015 transitions. [2018-10-26 22:40:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 22:40:15,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 823 states and 1033 transitions. [2018-10-26 22:40:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1033 transitions. [2018-10-26 22:40:16,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 22:40:16,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 835 states and 1049 transitions. [2018-10-26 22:40:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1049 transitions. [2018-10-26 22:40:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 22:40:17,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 900 states and 1130 transitions. [2018-10-26 22:40:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1130 transitions. [2018-10-26 22:40:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 22:40:21,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 904 states and 1134 transitions. [2018-10-26 22:40:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1134 transitions. [2018-10-26 22:40:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 22:40:22,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:22,560 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 908 states and 1138 transitions. [2018-10-26 22:40:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1138 transitions. [2018-10-26 22:40:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 22:40:22,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:23,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 912 states and 1142 transitions. [2018-10-26 22:40:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1142 transitions. [2018-10-26 22:40:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 22:40:23,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 959 states and 1194 transitions. [2018-10-26 22:40:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1194 transitions. [2018-10-26 22:40:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 22:40:24,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:24,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 961 states and 1196 transitions. [2018-10-26 22:40:24,572 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1196 transitions. [2018-10-26 22:40:24,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:40:24,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 998 states and 1235 transitions. [2018-10-26 22:40:27,251 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1235 transitions. [2018-10-26 22:40:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 22:40:27,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1023 states and 1261 transitions. [2018-10-26 22:40:28,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1261 transitions. [2018-10-26 22:40:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 22:40:28,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1030 states and 1268 transitions. [2018-10-26 22:40:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1268 transitions. [2018-10-26 22:40:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 22:40:29,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-26 22:40:29,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1031 states and 1268 transitions. [2018-10-26 22:40:29,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1268 transitions. [2018-10-26 22:40:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:40:29,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1038 states and 1278 transitions. [2018-10-26 22:40:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1278 transitions. [2018-10-26 22:40:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 22:40:30,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:30,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1055 states and 1296 transitions. [2018-10-26 22:40:30,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1296 transitions. [2018-10-26 22:40:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 22:40:30,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:32,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1084 states and 1325 transitions. [2018-10-26 22:40:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1325 transitions. [2018-10-26 22:40:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:40:32,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:40:33,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1118 states and 1365 transitions. [2018-10-26 22:40:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1365 transitions. [2018-10-26 22:40:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:40:33,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:33,220 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:40:33,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:33,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1130 states and 1378 transitions. [2018-10-26 22:40:33,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1378 transitions. [2018-10-26 22:40:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:40:33,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:40:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1140 states and 1390 transitions. [2018-10-26 22:40:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1390 transitions. [2018-10-26 22:40:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:40:34,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:40:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1146 states and 1395 transitions. [2018-10-26 22:40:35,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1395 transitions. [2018-10-26 22:40:35,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:40:35,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:35,674 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1148 states and 1398 transitions. [2018-10-26 22:40:36,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1398 transitions. [2018-10-26 22:40:36,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:40:36,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1177 states and 1427 transitions. [2018-10-26 22:40:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1427 transitions. [2018-10-26 22:40:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:40:36,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:40:36,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:36,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1179 states and 1429 transitions. [2018-10-26 22:40:36,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1429 transitions. [2018-10-26 22:40:36,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 22:40:36,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1189 states and 1445 transitions. [2018-10-26 22:40:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1445 transitions. [2018-10-26 22:40:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 22:40:38,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1190 states and 1446 transitions. [2018-10-26 22:40:38,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1446 transitions. [2018-10-26 22:40:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:40:38,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1200 states and 1463 transitions. [2018-10-26 22:40:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1463 transitions. [2018-10-26 22:40:40,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 22:40:40,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1236 states and 1499 transitions. [2018-10-26 22:40:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1499 transitions. [2018-10-26 22:40:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 22:40:43,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:43,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:43,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1237 states and 1500 transitions. [2018-10-26 22:40:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1500 transitions. [2018-10-26 22:40:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 22:40:43,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:43,840 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 22:40:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:44,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1254 states and 1522 transitions. [2018-10-26 22:40:44,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1522 transitions. [2018-10-26 22:40:44,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 22:40:44,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1255 states and 1522 transitions. [2018-10-26 22:40:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1522 transitions. [2018-10-26 22:40:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 22:40:44,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 22:40:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1268 states and 1543 transitions. [2018-10-26 22:40:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1543 transitions. [2018-10-26 22:40:45,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 22:40:45,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 22:40:46,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1269 states and 1544 transitions. [2018-10-26 22:40:46,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1544 transitions. [2018-10-26 22:40:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 22:40:46,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 22:40:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1285 states and 1560 transitions. [2018-10-26 22:40:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1560 transitions. [2018-10-26 22:40:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 22:40:46,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:40:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1288 states and 1566 transitions. [2018-10-26 22:40:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1566 transitions. [2018-10-26 22:40:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 22:40:46,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1328 states and 1610 transitions. [2018-10-26 22:40:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1610 transitions. [2018-10-26 22:40:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 22:40:49,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:40:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1330 states and 1612 transitions. [2018-10-26 22:40:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1612 transitions. [2018-10-26 22:40:49,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 22:40:49,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1378 states and 1661 transitions. [2018-10-26 22:40:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1661 transitions. [2018-10-26 22:40:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 22:40:50,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:50,376 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:40:50,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1394 states and 1685 transitions. [2018-10-26 22:40:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1685 transitions. [2018-10-26 22:40:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:50,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1449 states and 1750 transitions. [2018-10-26 22:40:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1750 transitions. [2018-10-26 22:40:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:53,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:53,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1456 states and 1758 transitions. [2018-10-26 22:40:53,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1758 transitions. [2018-10-26 22:40:53,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:53,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:55,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1470 states and 1773 transitions. [2018-10-26 22:40:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1773 transitions. [2018-10-26 22:40:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:55,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1471 states and 1774 transitions. [2018-10-26 22:40:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1774 transitions. [2018-10-26 22:40:55,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:55,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1496 states and 1799 transitions. [2018-10-26 22:40:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1799 transitions. [2018-10-26 22:40:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:40:55,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:55,574 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:40:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1503 states and 1807 transitions. [2018-10-26 22:40:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1807 transitions. [2018-10-26 22:40:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:40:56,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:56,571 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1539 states and 1855 transitions. [2018-10-26 22:40:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1855 transitions. [2018-10-26 22:40:59,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:40:59,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:40:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:40:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1550 states and 1866 transitions. [2018-10-26 22:40:59,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1866 transitions. [2018-10-26 22:40:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:40:59,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:40:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:40:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:41:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1554 states and 1870 transitions. [2018-10-26 22:41:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1870 transitions. [2018-10-26 22:41:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:41:00,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:00,194 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:41:00,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1558 states and 1874 transitions. [2018-10-26 22:41:00,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1874 transitions. [2018-10-26 22:41:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:41:00,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:00,604 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:00,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1559 states and 1874 transitions. [2018-10-26 22:41:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1874 transitions. [2018-10-26 22:41:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:41:00,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:41:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1614 states and 1931 transitions. [2018-10-26 22:41:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1931 transitions. [2018-10-26 22:41:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:41:02,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:41:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1651 states and 1970 transitions. [2018-10-26 22:41:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 1970 transitions. [2018-10-26 22:41:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:41:03,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:41:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1654 states and 1973 transitions. [2018-10-26 22:41:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1973 transitions. [2018-10-26 22:41:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:41:03,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 17 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-26 22:41:03,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:03,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1672 states and 1991 transitions. [2018-10-26 22:41:03,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1991 transitions. [2018-10-26 22:41:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 22:41:03,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:04,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1673 states and 1992 transitions. [2018-10-26 22:41:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1992 transitions. [2018-10-26 22:41:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 22:41:04,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:04,127 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:04,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1676 states and 1995 transitions. [2018-10-26 22:41:04,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1995 transitions. [2018-10-26 22:41:04,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:41:04,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1681 states and 2001 transitions. [2018-10-26 22:41:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2001 transitions. [2018-10-26 22:41:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:41:04,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:05,256 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-10-26 22:41:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1685 states and 2005 transitions. [2018-10-26 22:41:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2005 transitions. [2018-10-26 22:41:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 22:41:05,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:06,050 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 200 proven. 11 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:41:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1702 states and 2025 transitions. [2018-10-26 22:41:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2025 transitions. [2018-10-26 22:41:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 22:41:07,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 200 proven. 11 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:41:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1704 states and 2026 transitions. [2018-10-26 22:41:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2026 transitions. [2018-10-26 22:41:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 22:41:07,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1733 states and 2056 transitions. [2018-10-26 22:41:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2056 transitions. [2018-10-26 22:41:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 22:41:08,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1740 states and 2064 transitions. [2018-10-26 22:41:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2064 transitions. [2018-10-26 22:41:09,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:09,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:41:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1788 states and 2115 transitions. [2018-10-26 22:41:10,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2115 transitions. [2018-10-26 22:41:10,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:10,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:41:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1789 states and 2116 transitions. [2018-10-26 22:41:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2116 transitions. [2018-10-26 22:41:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:10,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:41:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1793 states and 2119 transitions. [2018-10-26 22:41:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2119 transitions. [2018-10-26 22:41:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:11,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1848 states and 2178 transitions. [2018-10-26 22:41:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2178 transitions. [2018-10-26 22:41:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:12,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:12,627 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:13,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1866 states and 2195 transitions. [2018-10-26 22:41:13,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2195 transitions. [2018-10-26 22:41:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:13,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1898 states and 2227 transitions. [2018-10-26 22:41:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2227 transitions. [2018-10-26 22:41:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:13,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1916 states and 2246 transitions. [2018-10-26 22:41:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2246 transitions. [2018-10-26 22:41:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:15,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1924 states and 2254 transitions. [2018-10-26 22:41:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2254 transitions. [2018-10-26 22:41:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:15,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:16,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:16,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1930 states and 2259 transitions. [2018-10-26 22:41:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2259 transitions. [2018-10-26 22:41:16,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:16,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1966 states and 2296 transitions. [2018-10-26 22:41:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2296 transitions. [2018-10-26 22:41:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:41:16,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 211 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2020 states and 2360 transitions. [2018-10-26 22:41:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2360 transitions. [2018-10-26 22:41:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 22:41:22,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:24,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2026 states and 2368 transitions. [2018-10-26 22:41:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2368 transitions. [2018-10-26 22:41:24,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 22:41:24,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 22:41:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2082 states and 2428 transitions. [2018-10-26 22:41:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2428 transitions. [2018-10-26 22:41:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 22:41:30,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 22:41:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:31,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2084 states and 2430 transitions. [2018-10-26 22:41:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2430 transitions. [2018-10-26 22:41:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 22:41:31,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:31,919 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 22:41:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2134 states and 2479 transitions. [2018-10-26 22:41:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2479 transitions. [2018-10-26 22:41:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 22:41:34,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:41:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2135 states and 2479 transitions. [2018-10-26 22:41:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2479 transitions. [2018-10-26 22:41:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:41:34,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 218 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2142 states and 2489 transitions. [2018-10-26 22:41:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2489 transitions. [2018-10-26 22:41:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-26 22:41:36,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 22:41:36,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:36,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2146 states and 2493 transitions. [2018-10-26 22:41:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2493 transitions. [2018-10-26 22:41:36,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:41:36,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-26 22:41:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2152 states and 2500 transitions. [2018-10-26 22:41:37,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2500 transitions. [2018-10-26 22:41:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:41:37,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-26 22:41:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:38,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2156 states and 2504 transitions. [2018-10-26 22:41:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2504 transitions. [2018-10-26 22:41:38,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:41:38,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-26 22:41:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2175 states and 2524 transitions. [2018-10-26 22:41:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2524 transitions. [2018-10-26 22:41:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:39,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2202 states and 2564 transitions. [2018-10-26 22:41:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2564 transitions. [2018-10-26 22:41:41,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:41,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:42,059 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2210 states and 2574 transitions. [2018-10-26 22:41:42,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2574 transitions. [2018-10-26 22:41:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:42,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2214 states and 2578 transitions. [2018-10-26 22:41:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2578 transitions. [2018-10-26 22:41:42,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:42,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2218 states and 2582 transitions. [2018-10-26 22:41:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2582 transitions. [2018-10-26 22:41:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:43,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:44,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2222 states and 2586 transitions. [2018-10-26 22:41:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2586 transitions. [2018-10-26 22:41:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:41:44,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:44,292 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 172 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:41:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2226 states and 2590 transitions. [2018-10-26 22:41:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2590 transitions. [2018-10-26 22:41:44,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 22:41:44,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:41:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:47,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2258 states and 2624 transitions. [2018-10-26 22:41:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2624 transitions. [2018-10-26 22:41:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 22:41:47,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:41:47,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2265 states and 2636 transitions. [2018-10-26 22:41:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2636 transitions. [2018-10-26 22:41:47,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 22:41:47,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:41:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2275 states and 2646 transitions. [2018-10-26 22:41:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 2646 transitions. [2018-10-26 22:41:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 22:41:48,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:41:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:48,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2285 states and 2655 transitions. [2018-10-26 22:41:48,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2655 transitions. [2018-10-26 22:41:48,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 22:41:48,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:48,844 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 22:41:50,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2304 states and 2675 transitions. [2018-10-26 22:41:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2675 transitions. [2018-10-26 22:41:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 22:41:50,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:41:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2321 states and 2693 transitions. [2018-10-26 22:41:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2693 transitions. [2018-10-26 22:41:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 22:41:50,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:41:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2385 states and 2760 transitions. [2018-10-26 22:41:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2760 transitions. [2018-10-26 22:41:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 22:41:52,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:41:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2417 states and 2794 transitions. [2018-10-26 22:41:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2794 transitions. [2018-10-26 22:41:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 22:41:54,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:41:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2424 states and 2801 transitions. [2018-10-26 22:41:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2801 transitions. [2018-10-26 22:41:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 22:41:55,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 22:41:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2430 states and 2807 transitions. [2018-10-26 22:41:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 2807 transitions. [2018-10-26 22:41:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 22:41:55,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 22:41:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:41:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2447 states and 2824 transitions. [2018-10-26 22:41:56,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2824 transitions. [2018-10-26 22:41:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 22:41:56,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:41:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:41:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 240 proven. 61 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:42:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2486 states and 2868 transitions. [2018-10-26 22:42:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2868 transitions. [2018-10-26 22:42:00,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 22:42:00,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 22:42:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2505 states and 2890 transitions. [2018-10-26 22:42:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 2890 transitions. [2018-10-26 22:42:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 22:42:02,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 22:42:03,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:03,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2507 states and 2892 transitions. [2018-10-26 22:42:03,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 2892 transitions. [2018-10-26 22:42:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-26 22:42:03,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:04,105 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:42:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:05,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2545 states and 2937 transitions. [2018-10-26 22:42:05,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 2937 transitions. [2018-10-26 22:42:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-26 22:42:05,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:42:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:06,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2582 states and 2974 transitions. [2018-10-26 22:42:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 2974 transitions. [2018-10-26 22:42:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-26 22:42:06,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:42:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2583 states and 2974 transitions. [2018-10-26 22:42:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 2974 transitions. [2018-10-26 22:42:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-26 22:42:06,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:42:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2584 states and 2974 transitions. [2018-10-26 22:42:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 2974 transitions. [2018-10-26 22:42:07,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 22:42:07,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-10-26 22:42:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 2664 states and 3057 transitions. [2018-10-26 22:42:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3057 transitions. [2018-10-26 22:42:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-10-26 22:42:08,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:42:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 2701 states and 3100 transitions. [2018-10-26 22:42:10,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3100 transitions. [2018-10-26 22:42:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-10-26 22:42:10,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:42:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:10,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2703 states and 3101 transitions. [2018-10-26 22:42:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3101 transitions. [2018-10-26 22:42:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-10-26 22:42:10,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:42:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 2709 states and 3106 transitions. [2018-10-26 22:42:11,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3106 transitions. [2018-10-26 22:42:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-10-26 22:42:11,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:11,382 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 342 proven. 18 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-10-26 22:42:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 2716 states and 3113 transitions. [2018-10-26 22:42:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3113 transitions. [2018-10-26 22:42:11,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-26 22:42:11,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 352 proven. 1 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-10-26 22:42:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2721 states and 3118 transitions. [2018-10-26 22:42:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3118 transitions. [2018-10-26 22:42:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-26 22:42:12,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 352 proven. 1 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-10-26 22:42:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:14,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2758 states and 3155 transitions. [2018-10-26 22:42:14,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3155 transitions. [2018-10-26 22:42:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 22:42:14,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:16,144 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-10-26 22:42:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 2816 states and 3216 transitions. [2018-10-26 22:42:22,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3216 transitions. [2018-10-26 22:42:22,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 22:42:22,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-10-26 22:42:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 2817 states and 3215 transitions. [2018-10-26 22:42:24,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3215 transitions. [2018-10-26 22:42:24,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 22:42:24,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-10-26 22:42:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 2803 states and 3200 transitions. [2018-10-26 22:42:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3200 transitions. [2018-10-26 22:42:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-10-26 22:42:24,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2018-10-26 22:42:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2865 states and 3263 transitions. [2018-10-26 22:42:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 3263 transitions. [2018-10-26 22:42:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-10-26 22:42:30,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:30,775 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 22:42:32,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2898 states and 3298 transitions. [2018-10-26 22:42:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 3298 transitions. [2018-10-26 22:42:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-10-26 22:42:32,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:32,297 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-10-26 22:42:34,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2941 states and 3339 transitions. [2018-10-26 22:42:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3339 transitions. [2018-10-26 22:42:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-10-26 22:42:34,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 471 proven. 5 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-10-26 22:42:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 2983 states and 3385 transitions. [2018-10-26 22:42:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3385 transitions. [2018-10-26 22:42:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-10-26 22:42:34,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:35,070 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 471 proven. 5 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-10-26 22:42:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2988 states and 3390 transitions. [2018-10-26 22:42:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3390 transitions. [2018-10-26 22:42:35,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-10-26 22:42:35,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 471 proven. 5 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-10-26 22:42:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3005 states and 3407 transitions. [2018-10-26 22:42:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 3407 transitions. [2018-10-26 22:42:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-10-26 22:42:35,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 389 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2018-10-26 22:42:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3010 states and 3412 transitions. [2018-10-26 22:42:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3412 transitions. [2018-10-26 22:42:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-10-26 22:42:37,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 487 proven. 103 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:42:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3149 states and 3581 transitions. [2018-10-26 22:42:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 3581 transitions. [2018-10-26 22:42:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-10-26 22:42:49,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 487 proven. 103 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:42:52,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:52,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3202 states and 3633 transitions. [2018-10-26 22:42:52,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3633 transitions. [2018-10-26 22:42:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-10-26 22:42:52,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 487 proven. 103 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:42:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3207 states and 3637 transitions. [2018-10-26 22:42:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3637 transitions. [2018-10-26 22:42:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-10-26 22:42:54,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 487 proven. 103 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:42:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:55,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3208 states and 3637 transitions. [2018-10-26 22:42:55,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3637 transitions. [2018-10-26 22:42:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-26 22:42:55,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:42:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3258 states and 3688 transitions. [2018-10-26 22:42:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3688 transitions. [2018-10-26 22:42:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-26 22:42:56,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:42:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:42:59,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3267 states and 3700 transitions. [2018-10-26 22:42:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 3700 transitions. [2018-10-26 22:42:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-26 22:42:59,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:42:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:42:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:43:00,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3270 states and 3702 transitions. [2018-10-26 22:43:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 3702 transitions. [2018-10-26 22:43:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-26 22:43:00,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:00,499 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:43:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3271 states and 3703 transitions. [2018-10-26 22:43:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 3703 transitions. [2018-10-26 22:43:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-26 22:43:00,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:43:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3272 states and 3703 transitions. [2018-10-26 22:43:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 3703 transitions. [2018-10-26 22:43:01,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-10-26 22:43:01,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 449 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-10-26 22:43:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 3278 states and 3708 transitions. [2018-10-26 22:43:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3708 transitions. [2018-10-26 22:43:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-10-26 22:43:01,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:01,605 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 449 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-10-26 22:43:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3283 states and 3713 transitions. [2018-10-26 22:43:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3713 transitions. [2018-10-26 22:43:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-10-26 22:43:02,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 449 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-10-26 22:43:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3290 states and 3721 transitions. [2018-10-26 22:43:03,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3721 transitions. [2018-10-26 22:43:03,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-10-26 22:43:03,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:03,634 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 449 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-10-26 22:43:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3314 states and 3743 transitions. [2018-10-26 22:43:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3314 states and 3743 transitions. [2018-10-26 22:43:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-10-26 22:43:04,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2018-10-26 22:43:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:08,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3333 states and 3764 transitions. [2018-10-26 22:43:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3764 transitions. [2018-10-26 22:43:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-10-26 22:43:08,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2018-10-26 22:43:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:10,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 3345 states and 3775 transitions. [2018-10-26 22:43:10,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 3775 transitions. [2018-10-26 22:43:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-10-26 22:43:10,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 666 proven. 17 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 22:43:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3391 states and 3825 transitions. [2018-10-26 22:43:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3391 states and 3825 transitions. [2018-10-26 22:43:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-10-26 22:43:14,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:14,902 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 587 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-10-26 22:43:16,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:16,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3413 states and 3846 transitions. [2018-10-26 22:43:16,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 3846 transitions. [2018-10-26 22:43:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-10-26 22:43:16,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:18,567 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-10-26 22:43:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3484 states and 3918 transitions. [2018-10-26 22:43:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 3918 transitions. [2018-10-26 22:43:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-10-26 22:43:23,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-10-26 22:43:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3516 states and 3948 transitions. [2018-10-26 22:43:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3516 states and 3948 transitions. [2018-10-26 22:43:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-10-26 22:43:27,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-10-26 22:43:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3447 states and 3878 transitions. [2018-10-26 22:43:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 3878 transitions. [2018-10-26 22:43:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-10-26 22:43:28,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 626 proven. 36 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-10-26 22:43:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3547 states and 4004 transitions. [2018-10-26 22:43:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3547 states and 4004 transitions. [2018-10-26 22:43:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-10-26 22:43:37,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 626 proven. 36 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-10-26 22:43:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 3551 states and 4008 transitions. [2018-10-26 22:43:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 4008 transitions. [2018-10-26 22:43:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-10-26 22:43:38,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:40,310 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 461 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2018-10-26 22:43:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4071 states to 3613 states and 4071 transitions. [2018-10-26 22:43:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 4071 transitions. [2018-10-26 22:43:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:43:49,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:43:58,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:43:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 3695 states and 4168 transitions. [2018-10-26 22:43:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 4168 transitions. [2018-10-26 22:43:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:43:58,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:43:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:43:58,472 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:02,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 3719 states and 4193 transitions. [2018-10-26 22:44:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4193 transitions. [2018-10-26 22:44:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:02,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 3732 states and 4210 transitions. [2018-10-26 22:44:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4210 transitions. [2018-10-26 22:44:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:05,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 3786 states and 4263 transitions. [2018-10-26 22:44:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 4263 transitions. [2018-10-26 22:44:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:09,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 3787 states and 4264 transitions. [2018-10-26 22:44:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 4264 transitions. [2018-10-26 22:44:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:10,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 3798 states and 4274 transitions. [2018-10-26 22:44:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3798 states and 4274 transitions. [2018-10-26 22:44:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:11,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:11,420 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 3799 states and 4275 transitions. [2018-10-26 22:44:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 4275 transitions. [2018-10-26 22:44:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:12,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:14,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3817 states and 4294 transitions. [2018-10-26 22:44:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3817 states and 4294 transitions. [2018-10-26 22:44:14,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:14,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:14,756 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:15,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:15,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 3818 states and 4295 transitions. [2018-10-26 22:44:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 4295 transitions. [2018-10-26 22:44:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:15,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 3819 states and 4296 transitions. [2018-10-26 22:44:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3819 states and 4296 transitions. [2018-10-26 22:44:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:16,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:17,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 3820 states and 4297 transitions. [2018-10-26 22:44:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3820 states and 4297 transitions. [2018-10-26 22:44:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:17,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 3821 states and 4298 transitions. [2018-10-26 22:44:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 4298 transitions. [2018-10-26 22:44:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-10-26 22:44:18,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 692 proven. 7 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 22:44:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 3822 states and 4299 transitions. [2018-10-26 22:44:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4299 transitions. [2018-10-26 22:44:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:19,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 3885 states and 4367 transitions. [2018-10-26 22:44:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 4367 transitions. [2018-10-26 22:44:24,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:24,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:28,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 3917 states and 4401 transitions. [2018-10-26 22:44:28,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 4401 transitions. [2018-10-26 22:44:28,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:28,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:30,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 3925 states and 4409 transitions. [2018-10-26 22:44:30,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 4409 transitions. [2018-10-26 22:44:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:30,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:33,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 3962 states and 4446 transitions. [2018-10-26 22:44:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 4446 transitions. [2018-10-26 22:44:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:33,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:33,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4447 states to 3963 states and 4447 transitions. [2018-10-26 22:44:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3963 states and 4447 transitions. [2018-10-26 22:44:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:33,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:35,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 3976 states and 4463 transitions. [2018-10-26 22:44:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4463 transitions. [2018-10-26 22:44:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:35,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:37,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4507 states to 4022 states and 4507 transitions. [2018-10-26 22:44:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 4507 transitions. [2018-10-26 22:44:37,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:37,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 4023 states and 4508 transitions. [2018-10-26 22:44:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4508 transitions. [2018-10-26 22:44:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:37,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:37,718 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:38,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4027 states and 4512 transitions. [2018-10-26 22:44:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 4512 transitions. [2018-10-26 22:44:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:38,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:39,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4033 states and 4518 transitions. [2018-10-26 22:44:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4033 states and 4518 transitions. [2018-10-26 22:44:39,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-10-26 22:44:39,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:39,486 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 512 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-10-26 22:44:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 4037 states and 4522 transitions. [2018-10-26 22:44:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 4522 transitions. [2018-10-26 22:44:40,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:40,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 4046 states and 4533 transitions. [2018-10-26 22:44:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 4533 transitions. [2018-10-26 22:44:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:42,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 4047 states and 4533 transitions. [2018-10-26 22:44:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 4533 transitions. [2018-10-26 22:44:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:43,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 4053 states and 4543 transitions. [2018-10-26 22:44:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 4543 transitions. [2018-10-26 22:44:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:45,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 4057 states and 4547 transitions. [2018-10-26 22:44:47,124 INFO L276 IsEmpty]: Start isEmpty. Operand 4057 states and 4547 transitions. [2018-10-26 22:44:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:47,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 4058 states and 4547 transitions. [2018-10-26 22:44:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 4547 transitions. [2018-10-26 22:44:48,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-26 22:44:48,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 521 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-26 22:44:49,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 4059 states and 4547 transitions. [2018-10-26 22:44:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 4547 transitions. [2018-10-26 22:44:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-10-26 22:44:49,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:44:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:44:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 605 proven. 5 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-10-26 22:44:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:44:49,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3982 states and 4469 transitions. [2018-10-26 22:44:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 4469 transitions. [2018-10-26 22:44:49,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:44:49,785 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 227 iterations. [2018-10-26 22:44:49,796 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:44:50,043 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 48 [2018-10-26 22:44:50,396 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-10-26 22:44:50,742 WARN L179 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:44:51,091 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 49 [2018-10-26 22:44:51,381 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 43 [2018-10-26 22:44:51,551 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 38 [2018-10-26 22:44:51,781 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 44 [2018-10-26 22:44:51,885 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2018-10-26 22:44:52,069 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 41 [2018-10-26 22:44:52,456 WARN L179 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:44:52,753 WARN L179 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:44:53,158 WARN L179 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 11 [2018-10-26 22:44:53,381 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 41 [2018-10-26 22:44:53,507 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 37 [2018-10-26 22:44:53,721 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:44:53,936 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:44:54,141 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:44:54,358 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:44:54,602 WARN L179 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 43 [2018-10-26 22:44:54,850 WARN L179 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-10-26 22:44:55,134 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 43 [2018-10-26 22:44:55,349 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:44:55,575 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2018-10-26 22:44:55,884 WARN L179 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:44:56,111 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 44 [2018-10-26 22:44:56,307 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-10-26 22:44:56,502 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:44:56,915 WARN L179 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 50 [2018-10-26 22:44:57,111 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:44:57,371 WARN L179 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-10-26 22:44:57,588 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:44:57,851 WARN L179 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 48 [2018-10-26 22:44:58,046 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-10-26 22:44:58,279 WARN L179 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-10-26 22:44:58,498 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:44:58,723 WARN L179 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 44 [2018-10-26 22:44:58,924 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-10-26 22:44:59,146 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 39 [2018-10-26 22:44:59,415 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 48 [2018-10-26 22:44:59,657 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2018-10-26 22:44:59,873 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2018-10-26 22:45:00,190 WARN L179 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 50 [2018-10-26 22:45:00,552 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 49 [2018-10-26 22:45:00,770 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-10-26 22:45:00,905 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 11 [2018-10-26 22:45:01,170 WARN L179 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 43 [2018-10-26 22:45:01,382 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-10-26 22:45:01,622 WARN L179 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 41 [2018-10-26 22:45:01,979 WARN L179 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:45:02,179 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-10-26 22:45:02,372 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2018-10-26 22:45:02,493 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2018-10-26 22:45:02,627 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 37 [2018-10-26 22:45:02,816 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-10-26 22:45:03,058 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 43 [2018-10-26 22:45:03,304 WARN L179 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 43 [2018-10-26 22:45:03,426 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 37 [2018-10-26 22:45:03,733 WARN L179 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-10-26 22:45:04,311 WARN L179 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-10-26 22:45:04,516 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 39 [2018-10-26 22:45:04,709 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:45:04,964 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-10-26 22:45:05,220 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 48 [2018-10-26 22:45:05,379 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2018-10-26 22:45:05,596 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 39 [2018-10-26 22:45:05,809 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2018-10-26 22:45:05,984 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-10-26 22:45:06,237 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-10-26 22:45:06,493 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 43 [2018-10-26 22:45:06,699 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2018-10-26 22:45:06,909 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2018-10-26 22:45:07,215 WARN L179 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 50 [2018-10-26 22:45:07,411 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-10-26 22:45:07,637 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 37 [2018-10-26 22:45:07,877 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 44 [2018-10-26 22:45:07,878 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:45:07,880 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 22:45:07,892 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 22:45:07,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:45:07 ImpRootNode [2018-10-26 22:45:07,893 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:45:07,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:45:07,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:45:07,893 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:45:07,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:39:41" (3/4) ... [2018-10-26 22:45:07,898 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:45:07,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-10-26 22:45:07,919 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 22:45:07,921 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-26 22:45:07,922 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:45:08,032 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b60caa03-0748-479c-a9d8-36f0b82adf79/bin-2019/ukojak/witness.graphml [2018-10-26 22:45:08,032 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:45:08,033 INFO L168 Benchmark]: Toolchain (without parser) took 330990.57 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 957.1 MB in the beginning and 3.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,033 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:45:08,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.89 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 916.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,034 INFO L168 Benchmark]: Boogie Preprocessor took 165.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -229.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,035 INFO L168 Benchmark]: RCFGBuilder took 4049.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.0 MB in the end (delta: 237.0 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,035 INFO L168 Benchmark]: CodeCheck took 326011.80 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 909.0 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,035 INFO L168 Benchmark]: Witness Printer took 139.12 ms. Allocated memory is still 4.8 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 6.5 kB). Peak memory consumption was 6.5 kB. Max. memory is 11.5 GB. [2018-10-26 22:45:08,043 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, 307.8s OverallTime, 227 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -536606204 SDtfs, 895689694 SDslu, 2654752 SDs, 0 SdLazy, 1696879698 SolverSat, 555114112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1541.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 343917 GetRequests, 337819 SyntacticMatches, 4156 SemanticMatches, 1942 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2947554 ImplicationChecksByTransitivity, 264.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 29.7s InterpolantComputationTime, 54347 NumberOfCodeBlocks, 54347 NumberOfCodeBlocksAsserted, 226 NumberOfCheckSat, 54121 ConstructedInterpolants, 0 QuantifiedInterpolants, 47143699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 226 InterpolantComputations, 154 PerfectInterpolantSequences, 75406/76503 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: 553]: 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 || !(a11 == 1)) || !(a28 == 11) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a19 == 1 || !(a11 == 1)) || !(a28 == 11) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 542.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.89 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 916.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 165.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -229.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4049.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.0 MB in the end (delta: 237.0 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. * CodeCheck took 326011.80 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 909.0 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 139.12 ms. Allocated memory is still 4.8 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 6.5 kB). Peak memory consumption was 6.5 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...