./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/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 cc1563f4697cf21aca476a1aac04fcd8ee81163f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:02:03,390 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:02:03,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:02:03,398 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:02:03,398 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:02:03,399 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:02:03,400 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:02:03,401 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:02:03,402 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:02:03,403 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:02:03,403 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:02:03,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:02:03,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:02:03,405 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:02:03,406 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:02:03,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:02:03,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:02:03,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:02:03,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:02:03,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:02:03,410 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:02:03,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:02:03,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:02:03,414 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:02:03,414 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:02:03,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:02:03,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:02:03,416 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:02:03,417 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:02:03,418 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:02:03,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:02:03,418 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:02:03,418 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:02:03,419 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:02:03,419 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:02:03,420 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:02:03,421 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 08:02:03,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:02:03,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:02:03,430 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:02:03,430 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 08:02:03,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:02:03,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:02:03,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:02:03,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:02:03,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:02:03,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:02:03,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:02:03,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:02:03,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:02:03,433 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 08:02:03,433 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 08:02:03,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:02:03,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:02:03,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 08:02:03,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:02:03,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:02:03,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:02:03,434 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 08:02:03,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:02:03,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:02:03,435 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_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/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 -> cc1563f4697cf21aca476a1aac04fcd8ee81163f [2018-11-23 08:02:03,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:02:03,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:02:03,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:02:03,476 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:02:03,476 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:02:03,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-11-23 08:02:03,522 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/data/5a9aa39ea/667c01e3d96649c792290510cb14434c/FLAG54fd53f8c [2018-11-23 08:02:03,910 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:02:03,911 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-11-23 08:02:03,919 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/data/5a9aa39ea/667c01e3d96649c792290510cb14434c/FLAG54fd53f8c [2018-11-23 08:02:04,282 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/data/5a9aa39ea/667c01e3d96649c792290510cb14434c [2018-11-23 08:02:04,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:02:04,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:02:04,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:02:04,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:02:04,288 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:02:04,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e42f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04, skipping insertion in model container [2018-11-23 08:02:04,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:02:04,329 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:02:04,567 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:02:04,571 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:02:04,638 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:02:04,647 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:02:04,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04 WrapperNode [2018-11-23 08:02:04,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:02:04,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:02:04,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:02:04,649 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:02:04,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:02:04,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:02:04,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:02:04,750 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:02:04,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... [2018-11-23 08:02:04,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:02:04,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:02:04,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:02:04,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:02:04,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 08:02:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:02:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:02:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:02:06,315 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:02:06,315 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 08:02:06,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:06 BoogieIcfgContainer [2018-11-23 08:02:06,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:02:06,316 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 08:02:06,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 08:02:06,324 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 08:02:06,324 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:06" (1/1) ... [2018-11-23 08:02:06,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:02:06,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 08:02:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 08:02:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 08:02:06,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2018-11-23 08:02:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2018-11-23 08:02:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 08:02:06,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:07,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 215 states and 304 transitions. [2018-11-23 08:02:07,440 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 304 transitions. [2018-11-23 08:02:07,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 08:02:07,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:07,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:07,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 285 states and 378 transitions. [2018-11-23 08:02:07,873 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 378 transitions. [2018-11-23 08:02:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 08:02:07,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 300 states and 397 transitions. [2018-11-23 08:02:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 397 transitions. [2018-11-23 08:02:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 08:02:08,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:02:08,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2018-11-23 08:02:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2018-11-23 08:02:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 08:02:08,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 321 states and 424 transitions. [2018-11-23 08:02:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 424 transitions. [2018-11-23 08:02:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 08:02:08,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 08:02:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 322 states and 426 transitions. [2018-11-23 08:02:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 426 transitions. [2018-11-23 08:02:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 08:02:08,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:02:08,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 323 states and 428 transitions. [2018-11-23 08:02:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 428 transitions. [2018-11-23 08:02:08,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 08:02:08,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 08:02:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 328 states and 434 transitions. [2018-11-23 08:02:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 434 transitions. [2018-11-23 08:02:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 08:02:08,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 342 states and 448 transitions. [2018-11-23 08:02:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 448 transitions. [2018-11-23 08:02:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 08:02:09,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:09,164 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 08:02:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 356 states and 468 transitions. [2018-11-23 08:02:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 468 transitions. [2018-11-23 08:02:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 08:02:09,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:02:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 375 states and 487 transitions. [2018-11-23 08:02:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 487 transitions. [2018-11-23 08:02:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 08:02:09,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 388 states and 502 transitions. [2018-11-23 08:02:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 502 transitions. [2018-11-23 08:02:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 08:02:09,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:10,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 397 states and 516 transitions. [2018-11-23 08:02:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 516 transitions. [2018-11-23 08:02:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 08:02:10,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 437 states and 565 transitions. [2018-11-23 08:02:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 565 transitions. [2018-11-23 08:02:10,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 08:02:10,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 442 states and 570 transitions. [2018-11-23 08:02:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 570 transitions. [2018-11-23 08:02:11,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 08:02:11,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:11,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 456 states and 589 transitions. [2018-11-23 08:02:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 589 transitions. [2018-11-23 08:02:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 08:02:11,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:11,708 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 459 states and 592 transitions. [2018-11-23 08:02:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 592 transitions. [2018-11-23 08:02:11,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 08:02:11,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 08:02:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 460 states and 593 transitions. [2018-11-23 08:02:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 593 transitions. [2018-11-23 08:02:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 08:02:12,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:12,094 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 08:02:12,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 471 states and 604 transitions. [2018-11-23 08:02:12,199 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 604 transitions. [2018-11-23 08:02:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 08:02:12,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:12,231 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 08:02:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 493 states and 626 transitions. [2018-11-23 08:02:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 626 transitions. [2018-11-23 08:02:12,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 08:02:12,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 507 states and 643 transitions. [2018-11-23 08:02:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 643 transitions. [2018-11-23 08:02:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 08:02:12,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 08:02:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 522 states and 664 transitions. [2018-11-23 08:02:13,887 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 664 transitions. [2018-11-23 08:02:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 08:02:13,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 08:02:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 548 states and 693 transitions. [2018-11-23 08:02:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 693 transitions. [2018-11-23 08:02:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 08:02:14,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:14,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:14,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 573 states and 722 transitions. [2018-11-23 08:02:14,923 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 722 transitions. [2018-11-23 08:02:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 08:02:14,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:15,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 585 states and 735 transitions. [2018-11-23 08:02:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 735 transitions. [2018-11-23 08:02:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 08:02:15,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:15,199 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 592 states and 743 transitions. [2018-11-23 08:02:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 743 transitions. [2018-11-23 08:02:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 08:02:15,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 637 states and 803 transitions. [2018-11-23 08:02:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 803 transitions. [2018-11-23 08:02:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 08:02:16,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 658 states and 826 transitions. [2018-11-23 08:02:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 826 transitions. [2018-11-23 08:02:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 08:02:16,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:17,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 667 states and 835 transitions. [2018-11-23 08:02:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 835 transitions. [2018-11-23 08:02:17,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 08:02:17,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:17,472 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 668 states and 835 transitions. [2018-11-23 08:02:17,486 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 835 transitions. [2018-11-23 08:02:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 08:02:17,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:18,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 733 states and 904 transitions. [2018-11-23 08:02:18,968 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 904 transitions. [2018-11-23 08:02:18,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 08:02:18,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:19,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:19,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 740 states and 911 transitions. [2018-11-23 08:02:19,031 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 911 transitions. [2018-11-23 08:02:19,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 08:02:19,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 747 states and 920 transitions. [2018-11-23 08:02:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 920 transitions. [2018-11-23 08:02:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 08:02:19,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:19,161 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 762 states and 936 transitions. [2018-11-23 08:02:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 936 transitions. [2018-11-23 08:02:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 08:02:19,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 08:02:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 764 states and 945 transitions. [2018-11-23 08:02:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 945 transitions. [2018-11-23 08:02:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 08:02:19,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:19,963 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 833 states and 1025 transitions. [2018-11-23 08:02:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1025 transitions. [2018-11-23 08:02:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 08:02:21,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 08:02:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 834 states and 1025 transitions. [2018-11-23 08:02:21,345 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1025 transitions. [2018-11-23 08:02:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 08:02:21,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:22,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 858 states and 1051 transitions. [2018-11-23 08:02:22,178 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1051 transitions. [2018-11-23 08:02:22,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 08:02:22,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:22,221 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 881 states and 1073 transitions. [2018-11-23 08:02:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1073 transitions. [2018-11-23 08:02:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 08:02:22,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:02:22,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 882 states and 1073 transitions. [2018-11-23 08:02:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1073 transitions. [2018-11-23 08:02:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 08:02:22,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 08:02:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 893 states and 1088 transitions. [2018-11-23 08:02:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1088 transitions. [2018-11-23 08:02:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 08:02:23,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 08:02:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:23,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 898 states and 1093 transitions. [2018-11-23 08:02:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1093 transitions. [2018-11-23 08:02:23,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 08:02:23,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 08:02:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 901 states and 1096 transitions. [2018-11-23 08:02:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1096 transitions. [2018-11-23 08:02:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 08:02:23,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 08:02:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 902 states and 1098 transitions. [2018-11-23 08:02:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1098 transitions. [2018-11-23 08:02:24,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 08:02:24,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 904 states and 1100 transitions. [2018-11-23 08:02:24,285 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1100 transitions. [2018-11-23 08:02:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 08:02:24,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 139 proven. 27 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 08:02:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 914 states and 1113 transitions. [2018-11-23 08:02:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1113 transitions. [2018-11-23 08:02:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 08:02:25,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 08:02:25,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 937 states and 1136 transitions. [2018-11-23 08:02:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1136 transitions. [2018-11-23 08:02:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 08:02:25,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:26,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 979 states and 1188 transitions. [2018-11-23 08:02:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1188 transitions. [2018-11-23 08:02:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 08:02:26,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:26,414 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 106 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 998 states and 1210 transitions. [2018-11-23 08:02:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1210 transitions. [2018-11-23 08:02:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 08:02:27,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1005 states and 1218 transitions. [2018-11-23 08:02:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1218 transitions. [2018-11-23 08:02:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 08:02:27,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 08:02:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 1007 states and 1221 transitions. [2018-11-23 08:02:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1221 transitions. [2018-11-23 08:02:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 08:02:27,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:27,755 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 08:02:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1008 states and 1225 transitions. [2018-11-23 08:02:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1225 transitions. [2018-11-23 08:02:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 08:02:27,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 08:02:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:29,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1071 states and 1303 transitions. [2018-11-23 08:02:29,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1303 transitions. [2018-11-23 08:02:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 08:02:29,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 08:02:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:29,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1074 states and 1306 transitions. [2018-11-23 08:02:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1306 transitions. [2018-11-23 08:02:29,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 08:02:29,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 08:02:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1095 states and 1326 transitions. [2018-11-23 08:02:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1326 transitions. [2018-11-23 08:02:30,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 08:02:30,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 121 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 08:02:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1169 states and 1411 transitions. [2018-11-23 08:02:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1411 transitions. [2018-11-23 08:02:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 08:02:31,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:31,341 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 08:02:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1173 states and 1415 transitions. [2018-11-23 08:02:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1415 transitions. [2018-11-23 08:02:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 08:02:31,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 08:02:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1176 states and 1419 transitions. [2018-11-23 08:02:31,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1419 transitions. [2018-11-23 08:02:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 08:02:31,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:31,701 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 08:02:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1177 states and 1422 transitions. [2018-11-23 08:02:31,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1422 transitions. [2018-11-23 08:02:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 08:02:31,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 143 proven. 30 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1224 states and 1480 transitions. [2018-11-23 08:02:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1480 transitions. [2018-11-23 08:02:35,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 08:02:35,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 143 proven. 30 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1248 states and 1504 transitions. [2018-11-23 08:02:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1504 transitions. [2018-11-23 08:02:36,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 08:02:36,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 08:02:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1295 states and 1551 transitions. [2018-11-23 08:02:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1551 transitions. [2018-11-23 08:02:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 08:02:36,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:02:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1335 states and 1594 transitions. [2018-11-23 08:02:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1594 transitions. [2018-11-23 08:02:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 08:02:38,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:02:38,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:38,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1349 states and 1607 transitions. [2018-11-23 08:02:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1607 transitions. [2018-11-23 08:02:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 08:02:38,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1353 states and 1615 transitions. [2018-11-23 08:02:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1615 transitions. [2018-11-23 08:02:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 08:02:39,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:39,311 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 08:02:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1356 states and 1618 transitions. [2018-11-23 08:02:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1618 transitions. [2018-11-23 08:02:39,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 08:02:39,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:39,725 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 158 proven. 69 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 08:02:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1400 states and 1675 transitions. [2018-11-23 08:02:41,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1675 transitions. [2018-11-23 08:02:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 08:02:41,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 08:02:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1420 states and 1695 transitions. [2018-11-23 08:02:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1695 transitions. [2018-11-23 08:02:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 08:02:41,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 171 proven. 39 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 08:02:44,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1469 states and 1749 transitions. [2018-11-23 08:02:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1749 transitions. [2018-11-23 08:02:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 08:02:44,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 08:02:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1490 states and 1769 transitions. [2018-11-23 08:02:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1769 transitions. [2018-11-23 08:02:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 08:02:45,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 08:02:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:46,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1506 states and 1794 transitions. [2018-11-23 08:02:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1794 transitions. [2018-11-23 08:02:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 08:02:46,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 08:02:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1509 states and 1797 transitions. [2018-11-23 08:02:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1797 transitions. [2018-11-23 08:02:46,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 08:02:46,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 08:02:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1557 states and 1850 transitions. [2018-11-23 08:02:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1850 transitions. [2018-11-23 08:02:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 08:02:50,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 159 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 08:02:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1558 states and 1850 transitions. [2018-11-23 08:02:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1850 transitions. [2018-11-23 08:02:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 08:02:51,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:02:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1618 states and 1910 transitions. [2018-11-23 08:02:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 1910 transitions. [2018-11-23 08:02:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 08:02:54,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:54,586 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 171 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 08:02:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:55,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1688 states and 1982 transitions. [2018-11-23 08:02:55,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1982 transitions. [2018-11-23 08:02:55,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 08:02:55,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 171 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 08:02:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1718 states and 2014 transitions. [2018-11-23 08:02:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2014 transitions. [2018-11-23 08:02:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 08:02:55,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:55,850 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:02:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1719 states and 2014 transitions. [2018-11-23 08:02:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2014 transitions. [2018-11-23 08:02:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 08:02:56,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 08:02:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1789 states and 2087 transitions. [2018-11-23 08:02:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2087 transitions. [2018-11-23 08:02:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-23 08:02:57,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:02:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:02:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 282 proven. 4 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-23 08:02:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:02:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1721 states and 2018 transitions. [2018-11-23 08:02:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2018 transitions. [2018-11-23 08:02:57,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:02:57,352 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 82 iterations. [2018-11-23 08:02:57,359 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 08:02:58,743 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 14 [2018-11-23 08:03:00,598 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2018-11-23 08:03:01,139 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 35 [2018-11-23 08:03:01,139 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 08:03:01,141 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 08:03:01,146 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 08:03:01,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:03:01 ImpRootNode [2018-11-23 08:03:01,147 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 08:03:01,147 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:03:01,147 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:03:01,147 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:03:01,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:06" (3/4) ... [2018-11-23 08:03:01,150 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:03:01,162 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-11-23 08:03:01,164 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 08:03:01,164 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 08:03:01,165 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:03:01,252 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_471d354d-9cb9-4e93-ba2f-1d0a10893ff3/bin-2019/ukojak/witness.graphml [2018-11-23 08:03:01,252 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:03:01,253 INFO L168 Benchmark]: Toolchain (without parser) took 56968.21 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -296.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,253 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:03:01,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.62 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -230.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,254 INFO L168 Benchmark]: Boogie Preprocessor took 40.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,254 INFO L168 Benchmark]: RCFGBuilder took 1524.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.5 MB in the end (delta: 236.5 MB). Peak memory consumption was 236.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,254 INFO L168 Benchmark]: CodeCheck took 54830.73 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 910.5 MB in the beginning and 1.3 GB in the end (delta: -373.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,255 INFO L168 Benchmark]: Witness Printer took 105.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:03:01,256 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, 198 locations, 1 error locations. SAFE Result, 51.0s OverallTime, 82 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 643017804 SDtfs, 31294566 SDslu, -1272381416 SDs, 0 SdLazy, 594449290 SolverSat, 1951646892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 180.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83402 GetRequests, 81342 SyntacticMatches, 1252 SemanticMatches, 808 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 457091 ImplicationChecksByTransitivity, 40.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 12381 NumberOfCodeBlocks, 12381 NumberOfCodeBlocksAsserted, 81 NumberOfCheckSat, 12300 ConstructedInterpolants, 0 QuantifiedInterpolants, 7444181 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 81 InterpolantComputations, 68 PerfectInterpolantSequences, 10396/10623 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: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a8 == 15) || a20 == 1) || !(a7 == 1)) || !(a17 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a7 == 1)) || !(a17 == 1)) || !(a8 == 15) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.62 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -230.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1524.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.5 MB in the end (delta: 236.5 MB). Peak memory consumption was 236.5 MB. Max. memory is 11.5 GB. * CodeCheck took 54830.73 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 910.5 MB in the beginning and 1.3 GB in the end (delta: -373.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 105.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...