./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/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 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:23:38,287 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:23:38,289 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:23:38,310 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:23:38,310 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:23:38,311 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:23:38,312 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:23:38,313 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:23:38,315 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:23:38,315 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:23:38,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:23:38,317 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:23:38,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:23:38,318 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:23:38,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:23:38,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:23:38,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:23:38,323 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:23:38,324 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:23:38,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:23:38,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:23:38,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:23:38,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:23:38,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:23:38,331 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:23:38,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:23:38,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:23:38,333 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:23:38,334 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:23:38,335 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:23:38,335 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:23:38,336 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:23:38,336 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:23:38,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:23:38,338 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:23:38,339 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:23:38,339 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:23:38,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:23:38,353 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:23:38,354 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:23:38,354 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:23:38,354 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:23:38,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:23:38,355 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:23:38,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:23:38,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:23:38,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:23:38,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:23:38,358 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:23:38,358 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:23:38,358 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:23:38,358 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:23:38,358 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:23:38,358 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:23:38,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:23:38,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:23:38,359 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:23:38,359 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:23:38,359 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:23:38,359 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:23:38,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:23:38,359 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_64c9714f-582a-4c59-88b6-1e7beaef8a39/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 -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2018-11-18 18:23:38,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:23:38,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:23:38,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:23:38,436 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:23:38,448 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:23:38,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-11-18 18:23:38,535 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/data/229e9520d/79a5f7d300004db88c03617fd760a9d3/FLAGb2832d650 [2018-11-18 18:23:39,005 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:23:39,005 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-11-18 18:23:39,017 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/data/229e9520d/79a5f7d300004db88c03617fd760a9d3/FLAGb2832d650 [2018-11-18 18:23:39,469 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/data/229e9520d/79a5f7d300004db88c03617fd760a9d3 [2018-11-18 18:23:39,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:23:39,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:23:39,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:23:39,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:23:39,476 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:23:39,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:23:39" (1/1) ... [2018-11-18 18:23:39,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a256c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:39, skipping insertion in model container [2018-11-18 18:23:39,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:23:39" (1/1) ... [2018-11-18 18:23:39,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:23:39,556 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:23:39,922 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:23:39,931 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:23:40,079 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:23:40,098 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:23:40,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40 WrapperNode [2018-11-18 18:23:40,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:23:40,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:23:40,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:23:40,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:23:40,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:23:40,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:23:40,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:23:40,264 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:23:40,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... [2018-11-18 18:23:40,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:23:40,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:23:40,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:23:40,346 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:23:40,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:23:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:23:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 18:23:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:23:40,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:23:42,983 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:23:42,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:23:42 BoogieIcfgContainer [2018-11-18 18:23:42,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:23:42,984 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:23:42,984 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:23:42,993 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:23:42,993 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:23:42" (1/1) ... [2018-11-18 18:23:43,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:23:43,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 18:23:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 18:23:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 18:23:43,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-18 18:23:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-18 18:23:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 18:23:43,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-18 18:23:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-18 18:23:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 18:23:44,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-18 18:23:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-18 18:23:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 18:23:44,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:44,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-18 18:23:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-18 18:23:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 18:23:44,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:23:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:44,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-18 18:23:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-18 18:23:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 18:23:44,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:23:44,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-18 18:23:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-18 18:23:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 18:23:44,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-18 18:23:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-18 18:23:45,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 18:23:45,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:45,557 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-18 18:23:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-18 18:23:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 18:23:45,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:46,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:46,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-18 18:23:46,611 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-18 18:23:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 18:23:46,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:47,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-18 18:23:47,213 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 18:23:47,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:23:47,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:48,742 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-11-18 18:23:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-18 18:23:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-18 18:23:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:23:49,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:49,200 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-18 18:23:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-18 18:23:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:23:49,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:23:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-18 18:23:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-18 18:23:49,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:23:49,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:49,781 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:23:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:50,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-18 18:23:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-18 18:23:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:23:50,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-18 18:23:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-18 18:23:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 18:23:50,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:23:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-18 18:23:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-18 18:23:51,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 18:23:51,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:23:51,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-18 18:23:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-18 18:23:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 18:23:51,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-18 18:23:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-18 18:23:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 18:23:51,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:23:51,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-18 18:23:51,987 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-18 18:23:51,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 18:23:51,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:23:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:52,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-18 18:23:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-18 18:23:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 18:23:52,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-18 18:23:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-18 18:23:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 18:23:53,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:23:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-18 18:23:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-18 18:23:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:23:53,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:23:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:53,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-18 18:23:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-18 18:23:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:23:53,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:23:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:53,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-18 18:23:53,609 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-18 18:23:53,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:23:53,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 344 states and 518 transitions. [2018-11-18 18:23:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 518 transitions. [2018-11-18 18:23:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:23:54,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-18 18:23:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-18 18:23:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 18:23:54,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:23:54,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:54,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-18 18:23:54,708 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-18 18:23:54,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 18:23:54,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:54,772 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:55,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-18 18:23:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-18 18:23:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 18:23:55,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:55,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 438 states and 632 transitions. [2018-11-18 18:23:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 632 transitions. [2018-11-18 18:23:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 18:23:55,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 481 states and 686 transitions. [2018-11-18 18:23:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 686 transitions. [2018-11-18 18:23:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:23:56,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 512 states and 722 transitions. [2018-11-18 18:23:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 722 transitions. [2018-11-18 18:23:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 18:23:57,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:57,951 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:23:58,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 526 states and 741 transitions. [2018-11-18 18:23:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 741 transitions. [2018-11-18 18:23:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 18:23:58,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:59,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 545 states and 760 transitions. [2018-11-18 18:23:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 760 transitions. [2018-11-18 18:23:59,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 18:23:59,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:23:59,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:59,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 559 states and 774 transitions. [2018-11-18 18:23:59,482 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 774 transitions. [2018-11-18 18:23:59,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:23:59,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:01,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:01,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 584 states and 823 transitions. [2018-11-18 18:24:01,104 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 823 transitions. [2018-11-18 18:24:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:24:01,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:01,124 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 603 states and 856 transitions. [2018-11-18 18:24:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 856 transitions. [2018-11-18 18:24:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:24:02,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 617 states and 873 transitions. [2018-11-18 18:24:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 873 transitions. [2018-11-18 18:24:02,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:24:02,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:03,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 624 states and 883 transitions. [2018-11-18 18:24:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 883 transitions. [2018-11-18 18:24:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 18:24:03,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:03,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 653 states and 918 transitions. [2018-11-18 18:24:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 918 transitions. [2018-11-18 18:24:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:24:03,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 658 states and 929 transitions. [2018-11-18 18:24:05,374 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 929 transitions. [2018-11-18 18:24:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:24:05,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 665 states and 938 transitions. [2018-11-18 18:24:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 938 transitions. [2018-11-18 18:24:05,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:24:05,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:06,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 682 states and 954 transitions. [2018-11-18 18:24:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 954 transitions. [2018-11-18 18:24:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:24:06,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:06,495 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 686 states and 957 transitions. [2018-11-18 18:24:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 957 transitions. [2018-11-18 18:24:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:24:06,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 727 states and 1007 transitions. [2018-11-18 18:24:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1007 transitions. [2018-11-18 18:24:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:24:08,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:09,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 747 states and 1037 transitions. [2018-11-18 18:24:09,542 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1037 transitions. [2018-11-18 18:24:09,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:24:09,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 748 states and 1038 transitions. [2018-11-18 18:24:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1038 transitions. [2018-11-18 18:24:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:09,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 763 states and 1063 transitions. [2018-11-18 18:24:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1063 transitions. [2018-11-18 18:24:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:10,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 773 states and 1073 transitions. [2018-11-18 18:24:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1073 transitions. [2018-11-18 18:24:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:10,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:10,944 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 778 states and 1084 transitions. [2018-11-18 18:24:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1084 transitions. [2018-11-18 18:24:11,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:11,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 779 states and 1088 transitions. [2018-11-18 18:24:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1088 transitions. [2018-11-18 18:24:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:11,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 780 states and 1091 transitions. [2018-11-18 18:24:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1091 transitions. [2018-11-18 18:24:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:11,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:11,914 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 781 states and 1095 transitions. [2018-11-18 18:24:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1095 transitions. [2018-11-18 18:24:12,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:12,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 782 states and 1098 transitions. [2018-11-18 18:24:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1098 transitions. [2018-11-18 18:24:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:24:12,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:24:13,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 802 states and 1120 transitions. [2018-11-18 18:24:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1120 transitions. [2018-11-18 18:24:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 18:24:13,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:24:15,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 836 states and 1162 transitions. [2018-11-18 18:24:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1162 transitions. [2018-11-18 18:24:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 18:24:15,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:24:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 858 states and 1189 transitions. [2018-11-18 18:24:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1189 transitions. [2018-11-18 18:24:15,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 18:24:15,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 860 states and 1191 transitions. [2018-11-18 18:24:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1191 transitions. [2018-11-18 18:24:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 18:24:16,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:16,505 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 867 states and 1201 transitions. [2018-11-18 18:24:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1201 transitions. [2018-11-18 18:24:16,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 18:24:16,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:24:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 906 states and 1244 transitions. [2018-11-18 18:24:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1244 transitions. [2018-11-18 18:24:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 18:24:17,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:24:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 933 states and 1272 transitions. [2018-11-18 18:24:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1272 transitions. [2018-11-18 18:24:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:24:18,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:18,737 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:20,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 963 states and 1317 transitions. [2018-11-18 18:24:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1317 transitions. [2018-11-18 18:24:20,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:24:20,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 991 states and 1348 transitions. [2018-11-18 18:24:20,905 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1348 transitions. [2018-11-18 18:24:20,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:24:20,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 992 states and 1350 transitions. [2018-11-18 18:24:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1350 transitions. [2018-11-18 18:24:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:24:21,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1011 states and 1369 transitions. [2018-11-18 18:24:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1369 transitions. [2018-11-18 18:24:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:24:21,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:21,791 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:24:22,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:22,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1017 states and 1377 transitions. [2018-11-18 18:24:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1377 transitions. [2018-11-18 18:24:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:22,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:23,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1046 states and 1413 transitions. [2018-11-18 18:24:23,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1413 transitions. [2018-11-18 18:24:23,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:23,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:23,446 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1064 states and 1432 transitions. [2018-11-18 18:24:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1432 transitions. [2018-11-18 18:24:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:23,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1081 states and 1450 transitions. [2018-11-18 18:24:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1450 transitions. [2018-11-18 18:24:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:24,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:24,167 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1111 states and 1483 transitions. [2018-11-18 18:24:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1483 transitions. [2018-11-18 18:24:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:24,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1112 states and 1484 transitions. [2018-11-18 18:24:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1484 transitions. [2018-11-18 18:24:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:24:25,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1121 states and 1493 transitions. [2018-11-18 18:24:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1493 transitions. [2018-11-18 18:24:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 18:24:25,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:24:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1122 states and 1494 transitions. [2018-11-18 18:24:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1494 transitions. [2018-11-18 18:24:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 18:24:25,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 18:24:26,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:26,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1128 states and 1503 transitions. [2018-11-18 18:24:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1503 transitions. [2018-11-18 18:24:26,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:24:26,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:24:27,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1137 states and 1517 transitions. [2018-11-18 18:24:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1517 transitions. [2018-11-18 18:24:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 18:24:27,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 18:24:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1144 states and 1526 transitions. [2018-11-18 18:24:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1526 transitions. [2018-11-18 18:24:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:27,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:28,737 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1170 states and 1566 transitions. [2018-11-18 18:24:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1566 transitions. [2018-11-18 18:24:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:31,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1181 states and 1578 transitions. [2018-11-18 18:24:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1578 transitions. [2018-11-18 18:24:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:32,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:33,033 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:33,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1189 states and 1587 transitions. [2018-11-18 18:24:33,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1587 transitions. [2018-11-18 18:24:33,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:33,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:33,486 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1196 states and 1593 transitions. [2018-11-18 18:24:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1593 transitions. [2018-11-18 18:24:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:34,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:34,564 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1204 states and 1602 transitions. [2018-11-18 18:24:34,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1602 transitions. [2018-11-18 18:24:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:34,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:24:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1205 states and 1602 transitions. [2018-11-18 18:24:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1602 transitions. [2018-11-18 18:24:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:24:35,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1207 states and 1605 transitions. [2018-11-18 18:24:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1605 transitions. [2018-11-18 18:24:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:24:35,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:35,729 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 18:24:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1210 states and 1609 transitions. [2018-11-18 18:24:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1609 transitions. [2018-11-18 18:24:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 18:24:36,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:24:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1231 states and 1630 transitions. [2018-11-18 18:24:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1630 transitions. [2018-11-18 18:24:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 18:24:36,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:36,594 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:24:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1240 states and 1638 transitions. [2018-11-18 18:24:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1638 transitions. [2018-11-18 18:24:36,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 18:24:36,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:24:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1252 states and 1649 transitions. [2018-11-18 18:24:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1649 transitions. [2018-11-18 18:24:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 18:24:37,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:37,335 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:24:38,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1272 states and 1678 transitions. [2018-11-18 18:24:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1678 transitions. [2018-11-18 18:24:38,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 18:24:38,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:24:39,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1278 states and 1685 transitions. [2018-11-18 18:24:39,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1685 transitions. [2018-11-18 18:24:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 18:24:39,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:24:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:39,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1283 states and 1690 transitions. [2018-11-18 18:24:39,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1690 transitions. [2018-11-18 18:24:39,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 18:24:39,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:24:39,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:39,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1292 states and 1699 transitions. [2018-11-18 18:24:39,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1699 transitions. [2018-11-18 18:24:39,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 18:24:39,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:24:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1312 states and 1722 transitions. [2018-11-18 18:24:40,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1722 transitions. [2018-11-18 18:24:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 18:24:40,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 18:24:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1322 states and 1737 transitions. [2018-11-18 18:24:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1737 transitions. [2018-11-18 18:24:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 18:24:41,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:41,292 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 18:24:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1350 states and 1767 transitions. [2018-11-18 18:24:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1767 transitions. [2018-11-18 18:24:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 18:24:42,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 18:24:42,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1354 states and 1770 transitions. [2018-11-18 18:24:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1770 transitions. [2018-11-18 18:24:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 18:24:42,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:24:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1359 states and 1776 transitions. [2018-11-18 18:24:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1776 transitions. [2018-11-18 18:24:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 18:24:43,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:24:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1363 states and 1779 transitions. [2018-11-18 18:24:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1779 transitions. [2018-11-18 18:24:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 18:24:43,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:24:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1371 states and 1786 transitions. [2018-11-18 18:24:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1786 transitions. [2018-11-18 18:24:43,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 18:24:43,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1405 states and 1825 transitions. [2018-11-18 18:24:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1825 transitions. [2018-11-18 18:24:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 18:24:44,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1410 states and 1830 transitions. [2018-11-18 18:24:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1830 transitions. [2018-11-18 18:24:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 18:24:45,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:45,061 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1415 states and 1835 transitions. [2018-11-18 18:24:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1835 transitions. [2018-11-18 18:24:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 18:24:45,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:24:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1420 states and 1842 transitions. [2018-11-18 18:24:45,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1842 transitions. [2018-11-18 18:24:45,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 18:24:45,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:24:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1453 states and 1877 transitions. [2018-11-18 18:24:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1877 transitions. [2018-11-18 18:24:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 18:24:47,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:24:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:47,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1456 states and 1879 transitions. [2018-11-18 18:24:47,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1879 transitions. [2018-11-18 18:24:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 18:24:47,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:24:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1527 states and 1952 transitions. [2018-11-18 18:24:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1952 transitions. [2018-11-18 18:24:48,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 18:24:48,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:24:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1582 states and 2011 transitions. [2018-11-18 18:24:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2011 transitions. [2018-11-18 18:24:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:24:53,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:24:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1587 states and 2016 transitions. [2018-11-18 18:24:53,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2016 transitions. [2018-11-18 18:24:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:24:53,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:53,826 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:24:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:54,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1592 states and 2021 transitions. [2018-11-18 18:24:54,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2021 transitions. [2018-11-18 18:24:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:24:54,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:24:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:54,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1597 states and 2026 transitions. [2018-11-18 18:24:54,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 2026 transitions. [2018-11-18 18:24:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 18:24:54,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 183 proven. 10 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 18:24:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1598 states and 2026 transitions. [2018-11-18 18:24:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2026 transitions. [2018-11-18 18:24:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 18:24:54,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:24:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:24:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-18 18:24:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:24:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1525 states and 1945 transitions. [2018-11-18 18:24:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1945 transitions. [2018-11-18 18:24:55,123 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:24:55,123 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 111 iterations. [2018-11-18 18:24:55,132 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 18:24:55,478 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 40 [2018-11-18 18:24:55,977 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2018-11-18 18:24:56,135 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 40 [2018-11-18 18:24:56,572 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2018-11-18 18:24:56,717 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2018-11-18 18:24:56,958 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2018-11-18 18:24:58,437 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2018-11-18 18:24:58,822 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2018-11-18 18:24:59,109 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:24:59,111 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 18:24:59,117 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 18:24:59,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:24:59 ImpRootNode [2018-11-18 18:24:59,118 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:24:59,118 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:24:59,118 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:24:59,118 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:24:59,119 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:23:42" (3/4) ... [2018-11-18 18:24:59,123 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:24:59,140 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 18:24:59,141 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 18:24:59,142 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 18:24:59,143 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 18:24:59,232 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_64c9714f-582a-4c59-88b6-1e7beaef8a39/bin-2019/ukojak/witness.graphml [2018-11-18 18:24:59,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:24:59,233 INFO L168 Benchmark]: Toolchain (without parser) took 79761.11 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 955.9 MB in the beginning and 1.4 GB in the end (delta: -429.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,233 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:24:59,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.05 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 921.0 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 921.0 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,234 INFO L168 Benchmark]: Boogie Preprocessor took 80.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,234 INFO L168 Benchmark]: RCFGBuilder took 2639.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 918.5 MB in the end (delta: 228.2 MB). Peak memory consumption was 228.2 MB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,234 INFO L168 Benchmark]: CodeCheck took 76133.49 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 918.5 MB in the beginning and 1.4 GB in the end (delta: -467.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-18 18:24:59,235 INFO L168 Benchmark]: Witness Printer took 114.07 ms. Allocated memory is still 2.8 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:24:59,236 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, 199 locations, 1 error locations. SAFE Result, 72.1s OverallTime, 111 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 60963312 SDtfs, -78975628 SDslu, 756141824 SDs, 0 SdLazy, -121120668 SolverSat, -410610896 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 319.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107576 GetRequests, 105714 SyntacticMatches, 844 SemanticMatches, 1018 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627325 ImplicationChecksByTransitivity, 59.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 14987 NumberOfCodeBlocks, 14987 NumberOfCodeBlocksAsserted, 110 NumberOfCheckSat, 14877 ConstructedInterpolants, 0 QuantifiedInterpolants, 5768899 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 110 InterpolantComputations, 99 PerfectInterpolantSequences, 9736/9820 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: 545]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a16 == 6) || !(a7 == 1)) || !(a17 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a16 == 6) || !(a7 == 1)) || !(a17 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 626.05 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 921.0 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 164.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 921.0 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2639.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 918.5 MB in the end (delta: 228.2 MB). Peak memory consumption was 228.2 MB. Max. memory is 11.5 GB. * CodeCheck took 76133.49 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 918.5 MB in the beginning and 1.4 GB in the end (delta: -467.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 114.07 ms. Allocated memory is still 2.8 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...