./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/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 79d76b935496dc6a959c1e4984dc143bd47f9882 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:59:13,175 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:59:13,176 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:59:13,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:59:13,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:59:13,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:59:13,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:59:13,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:59:13,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:59:13,191 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:59:13,191 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:59:13,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:59:13,192 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:59:13,193 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:59:13,194 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:59:13,195 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:59:13,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:59:13,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:59:13,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:59:13,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:59:13,200 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:59:13,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:59:13,203 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:59:13,204 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:59:13,204 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:59:13,204 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:59:13,206 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:59:13,206 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:59:13,207 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:59:13,208 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:59:13,208 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:59:13,208 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:59:13,209 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:59:13,209 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:59:13,209 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:59:13,210 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:59:13,210 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:59:13,221 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:59:13,221 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:59:13,222 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:59:13,222 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:59:13,223 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:59:13,223 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:59:13,223 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:59:13,223 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:59:13,223 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:59:13,223 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:59:13,223 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:59:13,224 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:59:13,224 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:59:13,225 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:13,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:59:13,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:59:13,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:59:13,228 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_4695a900-9079-409e-857e-7d259a20400c/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 -> 79d76b935496dc6a959c1e4984dc143bd47f9882 [2018-10-26 21:59:13,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:59:13,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:59:13,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:59:13,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:59:13,268 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:59:13,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-10-26 21:59:13,316 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/data/0e34b7fe3/1f2d4e7581fc4e8ba835f8f9350c36ea/FLAG3b175ed3e [2018-10-26 21:59:13,753 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:59:13,754 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-10-26 21:59:13,763 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/data/0e34b7fe3/1f2d4e7581fc4e8ba835f8f9350c36ea/FLAG3b175ed3e [2018-10-26 21:59:13,774 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/data/0e34b7fe3/1f2d4e7581fc4e8ba835f8f9350c36ea [2018-10-26 21:59:13,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:59:13,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:59:13,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:13,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:59:13,783 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:59:13,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:13" (1/1) ... [2018-10-26 21:59:13,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e53362f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:13, skipping insertion in model container [2018-10-26 21:59:13,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:59:13" (1/1) ... [2018-10-26 21:59:13,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:59:13,840 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:59:14,110 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:14,114 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:59:14,237 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:59:14,258 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:59:14,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14 WrapperNode [2018-10-26 21:59:14,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:59:14,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:14,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:59:14,260 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:59:14,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:59:14,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:59:14,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:59:14,334 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:59:14,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... [2018-10-26 21:59:14,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:59:14,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:59:14,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:59:14,503 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:59:14,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:59:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:59:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:59:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:59:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:59:18,467 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:59:18,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:18 BoogieIcfgContainer [2018-10-26 21:59:18,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:59:18,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:59:18,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:59:18,478 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:59:18,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:18" (1/1) ... [2018-10-26 21:59:18,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:59:18,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 21:59:18,525 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 21:59:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 21:59:18,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:19,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-10-26 21:59:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-10-26 21:59:19,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:59:19,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-10-26 21:59:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-10-26 21:59:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 21:59:20,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:21,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-10-26 21:59:21,376 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-10-26 21:59:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 21:59:21,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:21,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-10-26 21:59:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-10-26 21:59:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 21:59:21,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:21,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 368 transitions. [2018-10-26 21:59:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 368 transitions. [2018-10-26 21:59:21,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 21:59:21,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:59:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:21,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-10-26 21:59:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-10-26 21:59:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 21:59:21,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:21,989 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:59:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-10-26 21:59:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-10-26 21:59:22,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 21:59:22,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:22,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 293 states and 407 transitions. [2018-10-26 21:59:22,608 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 407 transitions. [2018-10-26 21:59:22,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 21:59:22,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 298 states and 413 transitions. [2018-10-26 21:59:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 413 transitions. [2018-10-26 21:59:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 21:59:22,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:22,796 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:59:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 300 states and 416 transitions. [2018-10-26 21:59:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 416 transitions. [2018-10-26 21:59:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 21:59:23,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 307 states and 423 transitions. [2018-10-26 21:59:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2018-10-26 21:59:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 21:59:23,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 317 states and 437 transitions. [2018-10-26 21:59:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 437 transitions. [2018-10-26 21:59:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 21:59:23,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:24,262 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 21:59:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 318 states and 437 transitions. [2018-10-26 21:59:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 437 transitions. [2018-10-26 21:59:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 21:59:24,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:59:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 325 states and 444 transitions. [2018-10-26 21:59:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 444 transitions. [2018-10-26 21:59:24,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 21:59:24,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:24,736 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:24,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 331 states and 450 transitions. [2018-10-26 21:59:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 450 transitions. [2018-10-26 21:59:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 21:59:24,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 351 states and 472 transitions. [2018-10-26 21:59:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 472 transitions. [2018-10-26 21:59:25,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 21:59:25,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:59:25,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2018-10-26 21:59:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2018-10-26 21:59:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 21:59:25,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:27,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 450 states and 583 transitions. [2018-10-26 21:59:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 583 transitions. [2018-10-26 21:59:27,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 21:59:27,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:27,333 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 21:59:27,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 465 states and 601 transitions. [2018-10-26 21:59:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 601 transitions. [2018-10-26 21:59:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 21:59:27,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:28,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 478 states and 617 transitions. [2018-10-26 21:59:28,765 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 617 transitions. [2018-10-26 21:59:28,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 21:59:28,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 21:59:30,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 593 states and 754 transitions. [2018-10-26 21:59:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 754 transitions. [2018-10-26 21:59:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 21:59:30,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 600 states and 761 transitions. [2018-10-26 21:59:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 761 transitions. [2018-10-26 21:59:31,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 21:59:31,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 607 states and 768 transitions. [2018-10-26 21:59:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 768 transitions. [2018-10-26 21:59:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:59:31,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:31,978 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:59:32,657 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 21:59:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:33,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 630 states and 794 transitions. [2018-10-26 21:59:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 794 transitions. [2018-10-26 21:59:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:59:33,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:34,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 653 states and 829 transitions. [2018-10-26 21:59:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 829 transitions. [2018-10-26 21:59:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:59:34,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 654 states and 829 transitions. [2018-10-26 21:59:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 829 transitions. [2018-10-26 21:59:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:59:34,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:34,881 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:35,541 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-10-26 21:59:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 655 states and 829 transitions. [2018-10-26 21:59:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 829 transitions. [2018-10-26 21:59:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 21:59:35,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:35,729 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:36,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 675 states and 855 transitions. [2018-10-26 21:59:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 855 transitions. [2018-10-26 21:59:36,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 21:59:36,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 21:59:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 678 states and 859 transitions. [2018-10-26 21:59:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 859 transitions. [2018-10-26 21:59:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 21:59:36,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 21:59:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 682 states and 864 transitions. [2018-10-26 21:59:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 864 transitions. [2018-10-26 21:59:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 21:59:37,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:37,214 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 21:59:37,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:37,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 683 states and 864 transitions. [2018-10-26 21:59:37,431 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 864 transitions. [2018-10-26 21:59:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 21:59:37,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:37,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 690 states and 870 transitions. [2018-10-26 21:59:37,559 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 870 transitions. [2018-10-26 21:59:37,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 21:59:37,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:37,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 699 states and 878 transitions. [2018-10-26 21:59:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 878 transitions. [2018-10-26 21:59:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 21:59:37,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 21:59:37,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:37,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 721 states and 901 transitions. [2018-10-26 21:59:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 901 transitions. [2018-10-26 21:59:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 21:59:37,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 21:59:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 722 states and 903 transitions. [2018-10-26 21:59:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 903 transitions. [2018-10-26 21:59:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 21:59:38,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:38,403 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:39,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:39,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 754 states and 951 transitions. [2018-10-26 21:59:39,018 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 951 transitions. [2018-10-26 21:59:39,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 21:59:39,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 755 states and 951 transitions. [2018-10-26 21:59:39,262 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 951 transitions. [2018-10-26 21:59:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 21:59:39,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 756 states and 951 transitions. [2018-10-26 21:59:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 951 transitions. [2018-10-26 21:59:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-26 21:59:39,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:39,790 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 759 states and 954 transitions. [2018-10-26 21:59:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 954 transitions. [2018-10-26 21:59:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 21:59:39,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 772 states and 968 transitions. [2018-10-26 21:59:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 968 transitions. [2018-10-26 21:59:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 21:59:40,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:40,256 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 777 states and 978 transitions. [2018-10-26 21:59:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 978 transitions. [2018-10-26 21:59:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 21:59:40,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:40,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 785 states and 987 transitions. [2018-10-26 21:59:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 987 transitions. [2018-10-26 21:59:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 21:59:40,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:41,566 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 827 states and 1041 transitions. [2018-10-26 21:59:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1041 transitions. [2018-10-26 21:59:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:59:43,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 21:59:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 866 states and 1091 transitions. [2018-10-26 21:59:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1091 transitions. [2018-10-26 21:59:45,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:59:45,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:59:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:45,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 871 states and 1101 transitions. [2018-10-26 21:59:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1101 transitions. [2018-10-26 21:59:45,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:59:45,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:59:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 880 states and 1111 transitions. [2018-10-26 21:59:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1111 transitions. [2018-10-26 21:59:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 21:59:45,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:59:46,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 906 states and 1141 transitions. [2018-10-26 21:59:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1141 transitions. [2018-10-26 21:59:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 21:59:46,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:59:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 921 states and 1157 transitions. [2018-10-26 21:59:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1157 transitions. [2018-10-26 21:59:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 21:59:47,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 988 states and 1238 transitions. [2018-10-26 21:59:50,883 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1238 transitions. [2018-10-26 21:59:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 21:59:50,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:51,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:51,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 992 states and 1243 transitions. [2018-10-26 21:59:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1243 transitions. [2018-10-26 21:59:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 21:59:51,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:51,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:51,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 996 states and 1247 transitions. [2018-10-26 21:59:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1247 transitions. [2018-10-26 21:59:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:59:51,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:59:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1059 states and 1318 transitions. [2018-10-26 21:59:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1318 transitions. [2018-10-26 21:59:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:59:55,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:56,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:56,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1082 states and 1346 transitions. [2018-10-26 21:59:56,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1346 transitions. [2018-10-26 21:59:56,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:59:56,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:56,721 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:57,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1091 states and 1355 transitions. [2018-10-26 21:59:57,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1355 transitions. [2018-10-26 21:59:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:59:57,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:57,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1100 states and 1365 transitions. [2018-10-26 21:59:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1365 transitions. [2018-10-26 21:59:57,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:59:57,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:59:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1107 states and 1371 transitions. [2018-10-26 21:59:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1371 transitions. [2018-10-26 21:59:57,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 21:59:57,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:59:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:59:58,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1129 states and 1394 transitions. [2018-10-26 21:59:58,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1394 transitions. [2018-10-26 21:59:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 21:59:58,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:59:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:59:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:00,360 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-10-26 22:00:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1149 states and 1417 transitions. [2018-10-26 22:00:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1417 transitions. [2018-10-26 22:00:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 22:00:00,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1164 states and 1432 transitions. [2018-10-26 22:00:00,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1432 transitions. [2018-10-26 22:00:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 22:00:00,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1180 states and 1449 transitions. [2018-10-26 22:00:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1449 transitions. [2018-10-26 22:00:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 22:00:01,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 22:00:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1183 states and 1452 transitions. [2018-10-26 22:00:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1452 transitions. [2018-10-26 22:00:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:00:02,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1229 states and 1505 transitions. [2018-10-26 22:00:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1505 transitions. [2018-10-26 22:00:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:00:04,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:05,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1230 states and 1505 transitions. [2018-10-26 22:00:05,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1505 transitions. [2018-10-26 22:00:05,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:00:05,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:05,439 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:00:06,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:06,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1245 states and 1527 transitions. [2018-10-26 22:00:06,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1527 transitions. [2018-10-26 22:00:06,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:00:06,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:06,537 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:00:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1264 states and 1548 transitions. [2018-10-26 22:00:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1548 transitions. [2018-10-26 22:00:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 22:00:06,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:06,976 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 22:00:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1268 states and 1552 transitions. [2018-10-26 22:00:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1552 transitions. [2018-10-26 22:00:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 22:00:07,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:00:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1273 states and 1558 transitions. [2018-10-26 22:00:08,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1558 transitions. [2018-10-26 22:00:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 22:00:08,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:08,067 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 22:00:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1276 states and 1567 transitions. [2018-10-26 22:00:08,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1567 transitions. [2018-10-26 22:00:08,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:00:08,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 22:00:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1315 states and 1611 transitions. [2018-10-26 22:00:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1611 transitions. [2018-10-26 22:00:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 22:00:11,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 22:00:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1363 states and 1659 transitions. [2018-10-26 22:00:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1659 transitions. [2018-10-26 22:00:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 22:00:15,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:15,301 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:16,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1394 states and 1692 transitions. [2018-10-26 22:00:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1692 transitions. [2018-10-26 22:00:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:00:16,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 22:00:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1462 states and 1760 transitions. [2018-10-26 22:00:21,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1760 transitions. [2018-10-26 22:00:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:00:21,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 22:00:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1499 states and 1796 transitions. [2018-10-26 22:00:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1796 transitions. [2018-10-26 22:00:23,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 22:00:23,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 22:00:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1513 states and 1811 transitions. [2018-10-26 22:00:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1811 transitions. [2018-10-26 22:00:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 22:00:23,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 22:00:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1514 states and 1811 transitions. [2018-10-26 22:00:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1811 transitions. [2018-10-26 22:00:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:00:24,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1516 states and 1814 transitions. [2018-10-26 22:00:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1814 transitions. [2018-10-26 22:00:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:00:24,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1520 states and 1820 transitions. [2018-10-26 22:00:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1820 transitions. [2018-10-26 22:00:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:00:25,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1544 states and 1846 transitions. [2018-10-26 22:00:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1846 transitions. [2018-10-26 22:00:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:00:26,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1550 states and 1851 transitions. [2018-10-26 22:00:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1851 transitions. [2018-10-26 22:00:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 22:00:27,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:27,233 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:27,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1552 states and 1852 transitions. [2018-10-26 22:00:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1852 transitions. [2018-10-26 22:00:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 22:00:27,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:28,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1575 states and 1878 transitions. [2018-10-26 22:00:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1878 transitions. [2018-10-26 22:00:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 22:00:28,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 22:00:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:29,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1655 states and 1964 transitions. [2018-10-26 22:00:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 1964 transitions. [2018-10-26 22:00:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 22:00:29,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 22:00:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1666 states and 1975 transitions. [2018-10-26 22:00:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1975 transitions. [2018-10-26 22:00:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:00:29,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 22:00:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:30,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1669 states and 1979 transitions. [2018-10-26 22:00:30,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1979 transitions. [2018-10-26 22:00:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:00:30,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:00:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1689 states and 1999 transitions. [2018-10-26 22:00:30,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1999 transitions. [2018-10-26 22:00:30,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 22:00:30,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:00:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1731 states and 2044 transitions. [2018-10-26 22:00:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2044 transitions. [2018-10-26 22:00:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:31,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:34,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1802 states and 2137 transitions. [2018-10-26 22:00:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2137 transitions. [2018-10-26 22:00:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:34,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1826 states and 2163 transitions. [2018-10-26 22:00:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2163 transitions. [2018-10-26 22:00:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:36,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:37,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1856 states and 2192 transitions. [2018-10-26 22:00:37,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2192 transitions. [2018-10-26 22:00:37,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:37,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:37,224 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1859 states and 2194 transitions. [2018-10-26 22:00:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2194 transitions. [2018-10-26 22:00:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:37,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1880 states and 2216 transitions. [2018-10-26 22:00:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2216 transitions. [2018-10-26 22:00:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:38,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:39,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1889 states and 2224 transitions. [2018-10-26 22:00:39,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2224 transitions. [2018-10-26 22:00:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 22:00:39,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:00:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1896 states and 2230 transitions. [2018-10-26 22:00:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2230 transitions. [2018-10-26 22:00:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:00:39,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-26 22:00:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1901 states and 2236 transitions. [2018-10-26 22:00:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2236 transitions. [2018-10-26 22:00:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 22:00:39,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:00:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1914 states and 2250 transitions. [2018-10-26 22:00:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2250 transitions. [2018-10-26 22:00:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 22:00:40,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:00:42,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1969 states and 2310 transitions. [2018-10-26 22:00:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2310 transitions. [2018-10-26 22:00:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:42,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:46,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2044 states and 2400 transitions. [2018-10-26 22:00:46,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2400 transitions. [2018-10-26 22:00:46,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:46,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2068 states and 2427 transitions. [2018-10-26 22:00:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2427 transitions. [2018-10-26 22:00:48,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:48,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2089 states and 2451 transitions. [2018-10-26 22:00:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2451 transitions. [2018-10-26 22:00:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:49,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:50,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2098 states and 2463 transitions. [2018-10-26 22:00:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2463 transitions. [2018-10-26 22:00:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:50,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2101 states and 2466 transitions. [2018-10-26 22:00:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2466 transitions. [2018-10-26 22:00:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:51,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2119 states and 2485 transitions. [2018-10-26 22:00:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2485 transitions. [2018-10-26 22:00:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:00:51,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 22:00:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2122 states and 2487 transitions. [2018-10-26 22:00:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2487 transitions. [2018-10-26 22:00:52,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:00:52,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-26 22:00:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2139 states and 2506 transitions. [2018-10-26 22:00:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2506 transitions. [2018-10-26 22:00:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:00:53,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 22:00:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:00:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2239 states and 2607 transitions. [2018-10-26 22:00:57,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2607 transitions. [2018-10-26 22:00:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 22:00:57,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:00:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 114 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:01:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2398 states and 2782 transitions. [2018-10-26 22:01:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2782 transitions. [2018-10-26 22:01:01,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 22:01:01,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 204 proven. 11 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:01:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2402 states and 2788 transitions. [2018-10-26 22:01:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2788 transitions. [2018-10-26 22:01:03,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 22:01:03,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:01:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2407 states and 2794 transitions. [2018-10-26 22:01:03,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 2794 transitions. [2018-10-26 22:01:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 22:01:03,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:01:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2435 states and 2822 transitions. [2018-10-26 22:01:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2822 transitions. [2018-10-26 22:01:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 22:01:04,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:01:05,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2438 states and 2824 transitions. [2018-10-26 22:01:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2824 transitions. [2018-10-26 22:01:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 22:01:05,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:01:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2446 states and 2833 transitions. [2018-10-26 22:01:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2833 transitions. [2018-10-26 22:01:06,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 22:01:06,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 22:01:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2447 states and 2833 transitions. [2018-10-26 22:01:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2833 transitions. [2018-10-26 22:01:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 22:01:06,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:06,817 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 22:01:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2462 states and 2849 transitions. [2018-10-26 22:01:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 2849 transitions. [2018-10-26 22:01:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 22:01:08,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:01:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2555 states and 2944 transitions. [2018-10-26 22:01:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 2944 transitions. [2018-10-26 22:01:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 22:01:14,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:01:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2565 states and 2955 transitions. [2018-10-26 22:01:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 2955 transitions. [2018-10-26 22:01:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 22:01:14,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 22:01:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2566 states and 2955 transitions. [2018-10-26 22:01:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 2955 transitions. [2018-10-26 22:01:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:01:15,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 22:01:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 2572 states and 2961 transitions. [2018-10-26 22:01:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 2961 transitions. [2018-10-26 22:01:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:01:15,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:01:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2633 states and 3025 transitions. [2018-10-26 22:01:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3025 transitions. [2018-10-26 22:01:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:01:22,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:01:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2684 states and 3076 transitions. [2018-10-26 22:01:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3076 transitions. [2018-10-26 22:01:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:01:27,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:01:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 2744 states and 3135 transitions. [2018-10-26 22:01:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3135 transitions. [2018-10-26 22:01:33,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:01:33,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:01:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:34,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2760 states and 3150 transitions. [2018-10-26 22:01:34,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 3150 transitions. [2018-10-26 22:01:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 22:01:34,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:34,525 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 192 proven. 1 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-10-26 22:01:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:35,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2772 states and 3164 transitions. [2018-10-26 22:01:35,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3164 transitions. [2018-10-26 22:01:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 22:01:35,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:01:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2783 states and 3177 transitions. [2018-10-26 22:01:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3177 transitions. [2018-10-26 22:01:36,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 22:01:36,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 22:01:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2785 states and 3182 transitions. [2018-10-26 22:01:37,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3182 transitions. [2018-10-26 22:01:37,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 22:01:37,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-10-26 22:01:38,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2816 states and 3214 transitions. [2018-10-26 22:01:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3214 transitions. [2018-10-26 22:01:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 22:01:38,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 22:01:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2817 states and 3214 transitions. [2018-10-26 22:01:38,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3214 transitions. [2018-10-26 22:01:38,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 22:01:38,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 186 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:01:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:38,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 2825 states and 3221 transitions. [2018-10-26 22:01:38,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3221 transitions. [2018-10-26 22:01:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 22:01:38,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:38,929 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 186 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:01:39,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2833 states and 3228 transitions. [2018-10-26 22:01:39,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3228 transitions. [2018-10-26 22:01:39,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 22:01:39,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-10-26 22:01:40,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2840 states and 3239 transitions. [2018-10-26 22:01:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 3239 transitions. [2018-10-26 22:01:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 22:01:40,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:40,436 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 185 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 22:01:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2867 states and 3265 transitions. [2018-10-26 22:01:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 3265 transitions. [2018-10-26 22:01:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-26 22:01:40,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 22:01:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2868 states and 3265 transitions. [2018-10-26 22:01:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3265 transitions. [2018-10-26 22:01:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-26 22:01:40,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:41,075 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-10-26 22:01:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 2914 states and 3324 transitions. [2018-10-26 22:01:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3324 transitions. [2018-10-26 22:01:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-26 22:01:43,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-10-26 22:01:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2927 states and 3335 transitions. [2018-10-26 22:01:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3335 transitions. [2018-10-26 22:01:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-26 22:01:44,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-10-26 22:01:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2934 states and 3341 transitions. [2018-10-26 22:01:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 3341 transitions. [2018-10-26 22:01:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 22:01:45,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-26 22:01:46,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 2939 states and 3347 transitions. [2018-10-26 22:01:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 3347 transitions. [2018-10-26 22:01:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-26 22:01:46,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:46,139 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-26 22:01:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:46,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 2945 states and 3357 transitions. [2018-10-26 22:01:46,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3357 transitions. [2018-10-26 22:01:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 22:01:46,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-26 22:01:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2946 states and 3358 transitions. [2018-10-26 22:01:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 3358 transitions. [2018-10-26 22:01:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 22:01:47,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 37 proven. 228 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-26 22:01:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 3021 states and 3434 transitions. [2018-10-26 22:01:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 3434 transitions. [2018-10-26 22:01:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 22:01:52,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 37 proven. 228 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-26 22:01:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 3026 states and 3442 transitions. [2018-10-26 22:01:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 3442 transitions. [2018-10-26 22:01:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-10-26 22:01:53,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-10-26 22:01:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3042 states and 3459 transitions. [2018-10-26 22:01:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3459 transitions. [2018-10-26 22:01:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-26 22:01:53,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:01:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:01:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 22:01:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:01:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2975 states and 3391 transitions. [2018-10-26 22:01:54,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3391 transitions. [2018-10-26 22:01:54,394 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:01:54,394 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 142 iterations. [2018-10-26 22:01:54,402 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:01:54,629 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 46 [2018-10-26 22:01:54,961 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-10-26 22:01:55,306 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2018-10-26 22:01:55,414 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-10-26 22:01:55,934 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-10-26 22:01:56,133 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-10-26 22:01:56,791 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-10-26 22:01:56,910 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 16 [2018-10-26 22:01:57,018 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 16 [2018-10-26 22:01:57,266 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2018-10-26 22:01:57,480 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-10-26 22:01:57,953 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 52 [2018-10-26 22:01:58,144 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 16 [2018-10-26 22:01:58,331 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-10-26 22:01:58,527 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-10-26 22:01:58,741 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-10-26 22:01:59,022 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-10-26 22:01:59,414 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 54 [2018-10-26 22:01:59,582 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 16 [2018-10-26 22:01:59,785 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 16 [2018-10-26 22:01:59,904 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 16 [2018-10-26 22:02:00,344 WARN L179 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 44 [2018-10-26 22:02:00,449 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 16 [2018-10-26 22:02:00,808 WARN L179 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 16 [2018-10-26 22:02:01,000 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-10-26 22:02:01,125 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 16 [2018-10-26 22:02:01,396 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 45 [2018-10-26 22:02:01,750 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 16 [2018-10-26 22:02:01,950 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 46 [2018-10-26 22:02:02,209 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2018-10-26 22:02:02,402 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-10-26 22:02:02,527 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 16 [2018-10-26 22:02:02,646 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2018-10-26 22:02:02,945 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 54 [2018-10-26 22:02:03,174 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:02:03,176 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-26 22:02:03,183 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-26 22:02:03,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:02:03 ImpRootNode [2018-10-26 22:02:03,183 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:02:03,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:02:03,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:02:03,184 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:02:03,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:59:18" (3/4) ... [2018-10-26 22:02:03,190 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:02:03,205 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 22:02:03,206 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 22:02:03,207 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-26 22:02:03,208 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 22:02:03,317 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4695a900-9079-409e-857e-7d259a20400c/bin-2019/ukojak/witness.graphml [2018-10-26 22:02:03,317 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:02:03,318 INFO L168 Benchmark]: Toolchain (without parser) took 169540.04 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 951.8 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,318 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:02:03,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.02 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 923.6 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.04 ms. Allocated memory is still 1.0 GB. Free memory was 923.6 MB in the beginning and 918.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,319 INFO L168 Benchmark]: Boogie Preprocessor took 169.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -222.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,319 INFO L168 Benchmark]: RCFGBuilder took 3964.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.8 MB in the end (delta: 239.0 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,319 INFO L168 Benchmark]: CodeCheck took 164715.61 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.5 GB). Free memory was 901.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,320 INFO L168 Benchmark]: Witness Printer took 133.49 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:02:03,325 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 155.8s OverallTime, 142 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1712343444 SDtfs, -428920272 SDslu, 1335831712 SDs, 0 SdLazy, -1355055740 SolverSat, -17753216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 995.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161163 GetRequests, 157199 SyntacticMatches, 2608 SemanticMatches, 1356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1386898 ImplicationChecksByTransitivity, 131.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 24165 NumberOfCodeBlocks, 24165 NumberOfCodeBlocksAsserted, 141 NumberOfCheckSat, 24024 ConstructedInterpolants, 0 QuantifiedInterpolants, 15683426 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 141 InterpolantComputations, 113 PerfectInterpolantSequences, 19210/19997 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: 559]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 480.02 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 923.6 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.04 ms. Allocated memory is still 1.0 GB. Free memory was 923.6 MB in the beginning and 918.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 169.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -222.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3964.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.8 MB in the end (delta: 239.0 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. * CodeCheck took 164715.61 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.5 GB). Free memory was 901.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 133.49 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...