./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:21:07,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:21:07,333 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:21:07,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:21:07,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:21:07,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:21:07,340 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:21:07,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:21:07,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:21:07,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:21:07,343 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:21:07,343 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:21:07,343 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:21:07,344 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:21:07,344 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:21:07,345 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:21:07,345 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:21:07,346 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:21:07,347 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:21:07,348 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:21:07,349 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:21:07,350 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:21:07,352 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:21:07,352 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:21:07,352 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:21:07,353 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:21:07,354 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:21:07,354 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:21:07,354 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:21:07,355 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:21:07,355 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:21:07,356 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:21:07,356 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:21:07,356 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:21:07,356 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:21:07,357 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:21:07,357 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:21:07,364 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:21:07,365 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:21:07,365 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:21:07,365 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:21:07,366 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:21:07,366 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:21:07,366 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:21:07,366 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:21:07,366 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:21:07,367 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:21:07,368 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:21:07,368 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:21:07,368 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:21:07,368 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:21:07,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:21:07,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:21:07,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:21:07,369 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:21:07,369 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:21:07,369 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:21:07,369 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:21:07,369 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_0a45fa05-febc-4074-920c-d258e59f19df/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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2018-11-10 11:21:07,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:21:07,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:21:07,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:21:07,406 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:21:07,407 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:21:07,407 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-10 11:21:07,449 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/data/7358b05ba/3b294714d8cb47ce9ab92948407978eb/FLAG1b327121d [2018-11-10 11:21:07,902 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:21:07,902 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-10 11:21:07,911 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/data/7358b05ba/3b294714d8cb47ce9ab92948407978eb/FLAG1b327121d [2018-11-10 11:21:07,926 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/data/7358b05ba/3b294714d8cb47ce9ab92948407978eb [2018-11-10 11:21:07,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:21:07,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:21:07,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:21:07,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:21:07,932 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:21:07,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:21:07" (1/1) ... [2018-11-10 11:21:07,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:07, skipping insertion in model container [2018-11-10 11:21:07,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:21:07" (1/1) ... [2018-11-10 11:21:07,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:21:07,972 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:21:08,202 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:21:08,205 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:21:08,269 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:21:08,280 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:21:08,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08 WrapperNode [2018-11-10 11:21:08,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:21:08,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:21:08,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:21:08,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:21:08,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:21:08,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:21:08,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:21:08,380 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:21:08,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... [2018-11-10 11:21:08,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:21:08,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:21:08,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:21:08,418 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:21:08,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:21:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 11:21:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:21:08,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:21:09,938 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:21:09,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:21:09 BoogieIcfgContainer [2018-11-10 11:21:09,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:21:09,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:21:09,940 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:21:09,946 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:21:09,947 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:21:09" (1/1) ... [2018-11-10 11:21:09,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:21:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 11:21:09,982 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 11:21:09,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 11:21:09,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-10 11:21:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-10 11:21:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 11:21:10,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:21:10,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2018-11-10 11:21:10,847 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2018-11-10 11:21:10,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 11:21:10,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:11,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-10 11:21:11,006 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-10 11:21:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 11:21:11,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 206 states and 297 transitions. [2018-11-10 11:21:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 297 transitions. [2018-11-10 11:21:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 11:21:11,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 225 states and 325 transitions. [2018-11-10 11:21:11,637 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 325 transitions. [2018-11-10 11:21:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 11:21:11,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:11,666 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-11-10 11:21:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-11-10 11:21:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 11:21:11,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:21:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 234 states and 335 transitions. [2018-11-10 11:21:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 335 transitions. [2018-11-10 11:21:11,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 11:21:11,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:21:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:12,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 235 states and 337 transitions. [2018-11-10 11:21:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 337 transitions. [2018-11-10 11:21:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 11:21:12,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:12,053 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:21:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 239 states and 342 transitions. [2018-11-10 11:21:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 342 transitions. [2018-11-10 11:21:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 11:21:12,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:12,226 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:21:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 253 states and 356 transitions. [2018-11-10 11:21:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 356 transitions. [2018-11-10 11:21:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 11:21:12,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:21:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-11-10 11:21:12,697 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-11-10 11:21:12,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 11:21:12,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:12,783 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:21:13,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:13,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 338 states and 445 transitions. [2018-11-10 11:21:13,142 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 445 transitions. [2018-11-10 11:21:13,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 11:21:13,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:13,219 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:21:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 350 states and 461 transitions. [2018-11-10 11:21:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 461 transitions. [2018-11-10 11:21:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 11:21:13,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:13,532 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 381 states and 500 transitions. [2018-11-10 11:21:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 500 transitions. [2018-11-10 11:21:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 11:21:14,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:21:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 398 states and 521 transitions. [2018-11-10 11:21:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 521 transitions. [2018-11-10 11:21:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 11:21:14,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:21:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:14,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 400 states and 522 transitions. [2018-11-10 11:21:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 522 transitions. [2018-11-10 11:21:14,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 11:21:14,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 431 states and 558 transitions. [2018-11-10 11:21:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 558 transitions. [2018-11-10 11:21:15,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 11:21:15,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 435 states and 562 transitions. [2018-11-10 11:21:15,606 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 562 transitions. [2018-11-10 11:21:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 11:21:15,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:15,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 576 transitions. [2018-11-10 11:21:15,756 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 576 transitions. [2018-11-10 11:21:15,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 11:21:15,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 467 states and 598 transitions. [2018-11-10 11:21:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2018-11-10 11:21:16,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 11:21:16,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 11:21:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 471 states and 601 transitions. [2018-11-10 11:21:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 601 transitions. [2018-11-10 11:21:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:21:16,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:21:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 498 states and 628 transitions. [2018-11-10 11:21:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 628 transitions. [2018-11-10 11:21:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:21:16,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,294 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:21:16,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 503 states and 632 transitions. [2018-11-10 11:21:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 632 transitions. [2018-11-10 11:21:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:21:16,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 517 states and 647 transitions. [2018-11-10 11:21:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 647 transitions. [2018-11-10 11:21:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 11:21:16,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 529 states and 658 transitions. [2018-11-10 11:21:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 658 transitions. [2018-11-10 11:21:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:21:16,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,712 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:16,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 534 states and 664 transitions. [2018-11-10 11:21:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 664 transitions. [2018-11-10 11:21:16,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 11:21:16,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:16,934 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:17,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:17,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 553 states and 683 transitions. [2018-11-10 11:21:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 683 transitions. [2018-11-10 11:21:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:21:17,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 595 states and 736 transitions. [2018-11-10 11:21:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 736 transitions. [2018-11-10 11:21:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:21:18,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 610 states and 750 transitions. [2018-11-10 11:21:18,553 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 750 transitions. [2018-11-10 11:21:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 11:21:18,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 622 states and 761 transitions. [2018-11-10 11:21:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 761 transitions. [2018-11-10 11:21:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 11:21:18,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 624 states and 763 transitions. [2018-11-10 11:21:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 763 transitions. [2018-11-10 11:21:18,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 11:21:18,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 629 states and 770 transitions. [2018-11-10 11:21:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 770 transitions. [2018-11-10 11:21:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 11:21:18,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 630 states and 771 transitions. [2018-11-10 11:21:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 771 transitions. [2018-11-10 11:21:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 11:21:18,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 11:21:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 632 states and 772 transitions. [2018-11-10 11:21:19,075 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 772 transitions. [2018-11-10 11:21:19,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 11:21:19,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:21:19,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:19,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 646 states and 786 transitions. [2018-11-10 11:21:19,217 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 786 transitions. [2018-11-10 11:21:19,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-10 11:21:19,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:19,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:19,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 665 states and 808 transitions. [2018-11-10 11:21:19,697 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 808 transitions. [2018-11-10 11:21:19,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 11:21:19,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:19,734 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 666 states and 809 transitions. [2018-11-10 11:21:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 809 transitions. [2018-11-10 11:21:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 11:21:19,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 669 states and 812 transitions. [2018-11-10 11:21:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 812 transitions. [2018-11-10 11:21:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 11:21:19,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:20,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 680 states and 823 transitions. [2018-11-10 11:21:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 823 transitions. [2018-11-10 11:21:20,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 11:21:20,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 11:21:20,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:20,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 696 states and 839 transitions. [2018-11-10 11:21:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 839 transitions. [2018-11-10 11:21:20,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 11:21:20,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 700 states and 845 transitions. [2018-11-10 11:21:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 845 transitions. [2018-11-10 11:21:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 11:21:21,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:21,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 712 states and 856 transitions. [2018-11-10 11:21:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 856 transitions. [2018-11-10 11:21:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:21:21,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-10 11:21:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 713 states and 858 transitions. [2018-11-10 11:21:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 858 transitions. [2018-11-10 11:21:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:21:21,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:21,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 717 states and 862 transitions. [2018-11-10 11:21:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 862 transitions. [2018-11-10 11:21:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:21:21,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:22,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 744 states and 890 transitions. [2018-11-10 11:21:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 890 transitions. [2018-11-10 11:21:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 11:21:22,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-10 11:21:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 762 states and 910 transitions. [2018-11-10 11:21:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 910 transitions. [2018-11-10 11:21:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 11:21:22,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:22,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 774 states and 925 transitions. [2018-11-10 11:21:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 925 transitions. [2018-11-10 11:21:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:21:22,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:22,939 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 11:21:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 775 states and 926 transitions. [2018-11-10 11:21:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 926 transitions. [2018-11-10 11:21:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:21:22,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 11:21:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 776 states and 926 transitions. [2018-11-10 11:21:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 926 transitions. [2018-11-10 11:21:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:21:23,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 780 states and 931 transitions. [2018-11-10 11:21:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 931 transitions. [2018-11-10 11:21:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:21:23,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:23,855 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 188 proven. 11 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 804 states and 961 transitions. [2018-11-10 11:21:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 961 transitions. [2018-11-10 11:21:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 11:21:25,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:21:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:25,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 876 states and 1039 transitions. [2018-11-10 11:21:25,839 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1039 transitions. [2018-11-10 11:21:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 11:21:25,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-10 11:21:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 877 states and 1040 transitions. [2018-11-10 11:21:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1040 transitions. [2018-11-10 11:21:25,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-10 11:21:25,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 907 states and 1070 transitions. [2018-11-10 11:21:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1070 transitions. [2018-11-10 11:21:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:21:26,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:26,590 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:26,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 931 states and 1095 transitions. [2018-11-10 11:21:26,876 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1095 transitions. [2018-11-10 11:21:26,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:21:26,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 11:21:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:27,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 932 states and 1095 transitions. [2018-11-10 11:21:27,073 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1095 transitions. [2018-11-10 11:21:27,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 11:21:27,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 11:21:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 938 states and 1100 transitions. [2018-11-10 11:21:27,153 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1100 transitions. [2018-11-10 11:21:27,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 11:21:27,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 11:21:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1015 states and 1184 transitions. [2018-11-10 11:21:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1184 transitions. [2018-11-10 11:21:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 11:21:28,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:28,175 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 11:21:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1046 states and 1215 transitions. [2018-11-10 11:21:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1215 transitions. [2018-11-10 11:21:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:21:28,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:21:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1079 states and 1252 transitions. [2018-11-10 11:21:28,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1252 transitions. [2018-11-10 11:21:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:21:28,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:21:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1080 states and 1252 transitions. [2018-11-10 11:21:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1252 transitions. [2018-11-10 11:21:29,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 11:21:29,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 11:21:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1092 states and 1267 transitions. [2018-11-10 11:21:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1267 transitions. [2018-11-10 11:21:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 11:21:29,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:21:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:30,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1115 states and 1293 transitions. [2018-11-10 11:21:30,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1293 transitions. [2018-11-10 11:21:30,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 11:21:30,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 181 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 11:21:30,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1135 states and 1314 transitions. [2018-11-10 11:21:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1314 transitions. [2018-11-10 11:21:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 11:21:30,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 181 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 11:21:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1139 states and 1318 transitions. [2018-11-10 11:21:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1318 transitions. [2018-11-10 11:21:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 11:21:30,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 203 proven. 17 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 11:21:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:31,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1173 states and 1355 transitions. [2018-11-10 11:21:31,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1355 transitions. [2018-11-10 11:21:31,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 11:21:31,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 203 proven. 17 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 11:21:31,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1177 states and 1359 transitions. [2018-11-10 11:21:31,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1359 transitions. [2018-11-10 11:21:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 11:21:31,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 11:21:31,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:31,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1181 states and 1365 transitions. [2018-11-10 11:21:31,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1365 transitions. [2018-11-10 11:21:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 11:21:31,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 11:21:32,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1198 states and 1381 transitions. [2018-11-10 11:21:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1381 transitions. [2018-11-10 11:21:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-10 11:21:32,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 11:21:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1236 states and 1421 transitions. [2018-11-10 11:21:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1421 transitions. [2018-11-10 11:21:32,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 11:21:32,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:21:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1300 states and 1491 transitions. [2018-11-10 11:21:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1491 transitions. [2018-11-10 11:21:34,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 11:21:34,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 11:21:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1305 states and 1496 transitions. [2018-11-10 11:21:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1496 transitions. [2018-11-10 11:21:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 11:21:35,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-10 11:21:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1308 states and 1498 transitions. [2018-11-10 11:21:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1498 transitions. [2018-11-10 11:21:35,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 11:21:35,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:21:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1431 states and 1640 transitions. [2018-11-10 11:21:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1640 transitions. [2018-11-10 11:21:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 11:21:38,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:21:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1435 states and 1644 transitions. [2018-11-10 11:21:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1644 transitions. [2018-11-10 11:21:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 11:21:39,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:21:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:39,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1440 states and 1648 transitions. [2018-11-10 11:21:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1648 transitions. [2018-11-10 11:21:39,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 11:21:39,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:39,920 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 11:21:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:40,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1467 states and 1675 transitions. [2018-11-10 11:21:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1675 transitions. [2018-11-10 11:21:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 11:21:40,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:40,136 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:21:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1491 states and 1699 transitions. [2018-11-10 11:21:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1699 transitions. [2018-11-10 11:21:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 11:21:40,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:21:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:40,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1510 states and 1717 transitions. [2018-11-10 11:21:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1717 transitions. [2018-11-10 11:21:40,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 11:21:40,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 11:21:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1524 states and 1731 transitions. [2018-11-10 11:21:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1731 transitions. [2018-11-10 11:21:40,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:21:40,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:40,839 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 415 proven. 7 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 11:21:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1541 states and 1751 transitions. [2018-11-10 11:21:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1751 transitions. [2018-11-10 11:21:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 11:21:41,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:21:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:21:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 415 proven. 7 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 11:21:41,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:21:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1377 states and 1564 transitions. [2018-11-10 11:21:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1564 transitions. [2018-11-10 11:21:41,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:21:41,637 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 83 iterations. [2018-11-10 11:21:41,644 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 11:21:44,589 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:21:44,591 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 11:21:44,595 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 11:21:44,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:21:44 ImpRootNode [2018-11-10 11:21:44,596 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:21:44,597 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:21:44,597 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:21:44,597 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:21:44,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:21:09" (3/4) ... [2018-11-10 11:21:44,600 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:21:44,615 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 11:21:44,616 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 11:21:44,617 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 11:21:44,617 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 11:21:44,711 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0a45fa05-febc-4074-920c-d258e59f19df/bin-2019/ukojak/witness.graphml [2018-11-10 11:21:44,712 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:21:44,712 INFO L168 Benchmark]: Toolchain (without parser) took 36783.31 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 957.6 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,713 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:21:44,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.57 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -202.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,714 INFO L168 Benchmark]: Boogie Preprocessor took 37.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,714 INFO L168 Benchmark]: RCFGBuilder took 1521.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.6 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,715 INFO L168 Benchmark]: CodeCheck took 34656.91 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 879.6 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,715 INFO L168 Benchmark]: Witness Printer took 114.95 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:21:44,717 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 31.6s OverallTime, 83 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 91101200 SDtfs, 459428956 SDslu, 731033728 SDs, 0 SdLazy, -758711422 SolverSat, -466226130 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 154.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93754 GetRequests, 92390 SyntacticMatches, 834 SemanticMatches, 530 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198128 ImplicationChecksByTransitivity, 22.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 14857 NumberOfCodeBlocks, 14857 NumberOfCodeBlocksAsserted, 82 NumberOfCheckSat, 14775 ConstructedInterpolants, 0 QuantifiedInterpolants, 6985994 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 82 InterpolantComputations, 64 PerfectInterpolantSequences, 14243/14517 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: 454]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || a17 == 8) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.57 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -202.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1521.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.6 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. * CodeCheck took 34656.91 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 879.6 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 114.95 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...