./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:04:04,323 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:04:04,324 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:04:04,331 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:04:04,331 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:04:04,332 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:04:04,332 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:04:04,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:04:04,334 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:04:04,335 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:04:04,335 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:04:04,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:04:04,336 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:04:04,337 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:04:04,337 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:04:04,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:04:04,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:04:04,340 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:04:04,341 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:04:04,342 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:04:04,343 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:04:04,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:04:04,345 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:04:04,345 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:04:04,345 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:04:04,346 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:04:04,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:04:04,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:04:04,347 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:04:04,348 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:04:04,348 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:04:04,348 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:04:04,348 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:04:04,348 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:04:04,349 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:04:04,349 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:04:04,349 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 22:04:04,356 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:04:04,356 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:04:04,357 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:04:04,357 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:04:04,357 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:04:04,357 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:04:04,358 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:04:04,358 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:04:04,359 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:04:04,359 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:04:04,359 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:04:04,360 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:04:04,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:04:04,360 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_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2018-11-22 22:04:04,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:04:04,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:04:04,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:04:04,396 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:04:04,397 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:04:04,397 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-22 22:04:04,437 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/data/50c622c33/0eafc86240be470e9f29e671ef5cb2ce/FLAG2e280d76b [2018-11-22 22:04:04,889 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:04:04,890 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-22 22:04:04,899 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/data/50c622c33/0eafc86240be470e9f29e671ef5cb2ce/FLAG2e280d76b [2018-11-22 22:04:04,913 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/data/50c622c33/0eafc86240be470e9f29e671ef5cb2ce [2018-11-22 22:04:04,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:04:04,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:04:04,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:04:04,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:04:04,919 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:04:04,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:04:04" (1/1) ... [2018-11-22 22:04:04,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:04, skipping insertion in model container [2018-11-22 22:04:04,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:04:04" (1/1) ... [2018-11-22 22:04:04,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:04:04,961 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:04:05,191 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:04:05,194 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:04:05,261 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:04:05,273 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:04:05,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05 WrapperNode [2018-11-22 22:04:05,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:04:05,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:04:05,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:04:05,275 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:04:05,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:04:05,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:04:05,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:04:05,376 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:04:05,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... [2018-11-22 22:04:05,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:04:05,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:04:05,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:04:05,416 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:04:05,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:04:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/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 [2018-11-22 22:04:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 22:04:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:04:05,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:04:07,306 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:04:07,306 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:04:07,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:04:07 BoogieIcfgContainer [2018-11-22 22:04:07,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:04:07,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:04:07,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:04:07,317 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:04:07,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:04:07" (1/1) ... [2018-11-22 22:04:07,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:04:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:07,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-22 22:04:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-22 22:04:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-22 22:04:07,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:08,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:08,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-11-22 22:04:08,053 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-22 22:04:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-22 22:04:08,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:04:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-11-22 22:04:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-11-22 22:04:08,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-22 22:04:08,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-22 22:04:08,425 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-22 22:04:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:04:08,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:08,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-22 22:04:08,808 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-22 22:04:08,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:04:08,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-11-22 22:04:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-11-22 22:04:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 22:04:09,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-11-22 22:04:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-11-22 22:04:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 22:04:09,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:04:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 228 states and 331 transitions. [2018-11-22 22:04:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 331 transitions. [2018-11-22 22:04:09,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 22:04:09,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:04:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-11-22 22:04:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-11-22 22:04:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 22:04:09,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,743 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-11-22 22:04:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-11-22 22:04:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:04:09,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:04:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-11-22 22:04:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-11-22 22:04:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:04:09,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:09,920 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:04:10,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:10,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-11-22 22:04:10,004 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-11-22 22:04:10,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:04:10,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:04:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 329 states and 437 transitions. [2018-11-22 22:04:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 437 transitions. [2018-11-22 22:04:10,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-22 22:04:10,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:04:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 347 states and 458 transitions. [2018-11-22 22:04:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 458 transitions. [2018-11-22 22:04:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-22 22:04:10,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 377 states and 496 transitions. [2018-11-22 22:04:11,316 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 496 transitions. [2018-11-22 22:04:11,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:04:11,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 407 states and 531 transitions. [2018-11-22 22:04:12,113 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 531 transitions. [2018-11-22 22:04:12,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:04:12,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,154 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 410 states and 534 transitions. [2018-11-22 22:04:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 534 transitions. [2018-11-22 22:04:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-22 22:04:12,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 423 states and 548 transitions. [2018-11-22 22:04:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 548 transitions. [2018-11-22 22:04:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-22 22:04:12,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 442 states and 570 transitions. [2018-11-22 22:04:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 570 transitions. [2018-11-22 22:04:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-22 22:04:12,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:04:12,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 446 states and 573 transitions. [2018-11-22 22:04:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 573 transitions. [2018-11-22 22:04:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:04:12,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:04:12,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:12,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 451 states and 577 transitions. [2018-11-22 22:04:12,852 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 577 transitions. [2018-11-22 22:04:12,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:04:12,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 453 states and 580 transitions. [2018-11-22 22:04:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 580 transitions. [2018-11-22 22:04:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-22 22:04:13,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 467 states and 595 transitions. [2018-11-22 22:04:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 595 transitions. [2018-11-22 22:04:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 22:04:13,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 471 states and 600 transitions. [2018-11-22 22:04:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 600 transitions. [2018-11-22 22:04:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 22:04:13,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 511 states and 651 transitions. [2018-11-22 22:04:15,373 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 651 transitions. [2018-11-22 22:04:15,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 22:04:15,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 516 states and 656 transitions. [2018-11-22 22:04:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 656 transitions. [2018-11-22 22:04:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 22:04:15,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 537 states and 677 transitions. [2018-11-22 22:04:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 677 transitions. [2018-11-22 22:04:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-22 22:04:15,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 538 states and 678 transitions. [2018-11-22 22:04:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 678 transitions. [2018-11-22 22:04:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-22 22:04:15,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:16,092 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 597 states and 743 transitions. [2018-11-22 22:04:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 743 transitions. [2018-11-22 22:04:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 22:04:17,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:17,639 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:18,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 616 states and 765 transitions. [2018-11-22 22:04:18,162 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 765 transitions. [2018-11-22 22:04:18,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:04:18,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:18,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 617 states and 767 transitions. [2018-11-22 22:04:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 767 transitions. [2018-11-22 22:04:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:04:18,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:21,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:21,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 685 states and 849 transitions. [2018-11-22 22:04:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 849 transitions. [2018-11-22 22:04:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:04:21,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:21,215 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 688 states and 852 transitions. [2018-11-22 22:04:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 852 transitions. [2018-11-22 22:04:21,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:04:21,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 705 states and 869 transitions. [2018-11-22 22:04:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 869 transitions. [2018-11-22 22:04:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-22 22:04:21,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 707 states and 870 transitions. [2018-11-22 22:04:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 870 transitions. [2018-11-22 22:04:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:04:21,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 744 states and 911 transitions. [2018-11-22 22:04:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 911 transitions. [2018-11-22 22:04:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:04:23,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 758 states and 925 transitions. [2018-11-22 22:04:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 925 transitions. [2018-11-22 22:04:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:04:23,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:23,917 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 771 states and 938 transitions. [2018-11-22 22:04:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 938 transitions. [2018-11-22 22:04:24,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:04:24,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:24,547 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 789 states and 956 transitions. [2018-11-22 22:04:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 956 transitions. [2018-11-22 22:04:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 22:04:24,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:04:25,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 804 states and 971 transitions. [2018-11-22 22:04:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 971 transitions. [2018-11-22 22:04:25,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-22 22:04:25,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-22 22:04:25,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 806 states and 972 transitions. [2018-11-22 22:04:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 972 transitions. [2018-11-22 22:04:25,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 22:04:25,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 808 states and 974 transitions. [2018-11-22 22:04:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 974 transitions. [2018-11-22 22:04:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-22 22:04:25,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:25,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 812 states and 981 transitions. [2018-11-22 22:04:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 981 transitions. [2018-11-22 22:04:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-22 22:04:25,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:26,042 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-22 22:04:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 814 states and 983 transitions. [2018-11-22 22:04:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 983 transitions. [2018-11-22 22:04:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-22 22:04:26,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:04:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 841 states and 1012 transitions. [2018-11-22 22:04:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1012 transitions. [2018-11-22 22:04:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-22 22:04:27,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:27,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 853 states and 1029 transitions. [2018-11-22 22:04:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1029 transitions. [2018-11-22 22:04:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 22:04:27,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 872 states and 1053 transitions. [2018-11-22 22:04:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1053 transitions. [2018-11-22 22:04:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 22:04:29,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:04:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 876 states and 1058 transitions. [2018-11-22 22:04:29,253 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1058 transitions. [2018-11-22 22:04:29,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-22 22:04:29,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:04:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 878 states and 1059 transitions. [2018-11-22 22:04:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1059 transitions. [2018-11-22 22:04:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-22 22:04:29,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:29,563 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-22 22:04:30,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:30,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 890 states and 1070 transitions. [2018-11-22 22:04:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1070 transitions. [2018-11-22 22:04:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:04:30,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:04:30,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:30,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 969 states and 1162 transitions. [2018-11-22 22:04:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1162 transitions. [2018-11-22 22:04:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:04:30,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-22 22:04:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 979 states and 1173 transitions. [2018-11-22 22:04:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1173 transitions. [2018-11-22 22:04:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:04:30,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-22 22:04:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 980 states and 1173 transitions. [2018-11-22 22:04:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1173 transitions. [2018-11-22 22:04:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-22 22:04:31,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:04:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1032 states and 1229 transitions. [2018-11-22 22:04:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1229 transitions. [2018-11-22 22:04:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-22 22:04:31,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-22 22:04:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1062 states and 1260 transitions. [2018-11-22 22:04:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1260 transitions. [2018-11-22 22:04:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-22 22:04:32,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-22 22:04:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1087 states and 1285 transitions. [2018-11-22 22:04:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1285 transitions. [2018-11-22 22:04:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-22 22:04:33,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:04:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:33,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1112 states and 1309 transitions. [2018-11-22 22:04:33,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1309 transitions. [2018-11-22 22:04:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-22 22:04:33,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:04:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1144 states and 1341 transitions. [2018-11-22 22:04:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1341 transitions. [2018-11-22 22:04:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-22 22:04:35,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-22 22:04:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1146 states and 1342 transitions. [2018-11-22 22:04:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1342 transitions. [2018-11-22 22:04:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-22 22:04:35,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-22 22:04:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1152 states and 1347 transitions. [2018-11-22 22:04:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1347 transitions. [2018-11-22 22:04:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-22 22:04:35,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-22 22:04:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1157 states and 1352 transitions. [2018-11-22 22:04:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1352 transitions. [2018-11-22 22:04:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-22 22:04:35,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-22 22:04:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1182 states and 1377 transitions. [2018-11-22 22:04:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1377 transitions. [2018-11-22 22:04:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-22 22:04:36,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:04:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1218 states and 1416 transitions. [2018-11-22 22:04:37,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1416 transitions. [2018-11-22 22:04:37,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-22 22:04:37,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:37,259 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-22 22:04:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1222 states and 1422 transitions. [2018-11-22 22:04:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1422 transitions. [2018-11-22 22:04:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-22 22:04:37,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-22 22:04:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1245 states and 1449 transitions. [2018-11-22 22:04:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1449 transitions. [2018-11-22 22:04:38,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-22 22:04:38,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-22 22:04:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1278 states and 1488 transitions. [2018-11-22 22:04:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1488 transitions. [2018-11-22 22:04:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-22 22:04:38,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-22 22:04:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1288 states and 1497 transitions. [2018-11-22 22:04:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1497 transitions. [2018-11-22 22:04:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:04:39,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:39,582 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-22 22:04:39,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1300 states and 1509 transitions. [2018-11-22 22:04:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1509 transitions. [2018-11-22 22:04:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:04:39,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-22 22:04:39,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1307 states and 1515 transitions. [2018-11-22 22:04:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1515 transitions. [2018-11-22 22:04:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-22 22:04:39,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:39,952 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:04:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1338 states and 1551 transitions. [2018-11-22 22:04:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1551 transitions. [2018-11-22 22:04:40,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-22 22:04:40,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:04:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1372 states and 1588 transitions. [2018-11-22 22:04:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1588 transitions. [2018-11-22 22:04:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-22 22:04:41,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:04:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1379 states and 1594 transitions. [2018-11-22 22:04:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1594 transitions. [2018-11-22 22:04:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:04:41,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-22 22:04:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1380 states and 1596 transitions. [2018-11-22 22:04:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1596 transitions. [2018-11-22 22:04:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:04:41,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:41,843 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-22 22:04:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1383 states and 1598 transitions. [2018-11-22 22:04:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1598 transitions. [2018-11-22 22:04:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:04:41,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-22 22:04:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1384 states and 1598 transitions. [2018-11-22 22:04:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1598 transitions. [2018-11-22 22:04:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:04:42,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:42,209 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-22 22:04:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1385 states and 1598 transitions. [2018-11-22 22:04:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1598 transitions. [2018-11-22 22:04:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:04:42,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-22 22:04:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1387 states and 1599 transitions. [2018-11-22 22:04:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1599 transitions. [2018-11-22 22:04:42,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-22 22:04:42,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:04:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1464 states and 1692 transitions. [2018-11-22 22:04:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1692 transitions. [2018-11-22 22:04:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-22 22:04:46,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:04:46,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1468 states and 1696 transitions. [2018-11-22 22:04:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1696 transitions. [2018-11-22 22:04:46,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-22 22:04:46,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:04:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1473 states and 1700 transitions. [2018-11-22 22:04:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1700 transitions. [2018-11-22 22:04:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:04:46,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:47,158 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:04:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:47,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1525 states and 1756 transitions. [2018-11-22 22:04:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1756 transitions. [2018-11-22 22:04:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 22:04:47,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-22 22:04:48,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1557 states and 1793 transitions. [2018-11-22 22:04:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1793 transitions. [2018-11-22 22:04:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 22:04:48,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-22 22:04:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:48,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1558 states and 1793 transitions. [2018-11-22 22:04:48,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1793 transitions. [2018-11-22 22:04:48,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 22:04:48,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-22 22:04:49,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1559 states and 1793 transitions. [2018-11-22 22:04:49,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1793 transitions. [2018-11-22 22:04:49,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-22 22:04:49,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 22:04:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1598 states and 1837 transitions. [2018-11-22 22:04:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1837 transitions. [2018-11-22 22:04:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-22 22:04:49,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:04:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:04:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 22:04:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:04:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1427 states and 1635 transitions. [2018-11-22 22:04:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1635 transitions. [2018-11-22 22:04:50,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:04:50,203 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 86 iterations. [2018-11-22 22:04:50,210 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 22:04:53,314 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:04:53,316 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-22 22:04:53,321 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-22 22:04:53,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:04:53 ImpRootNode [2018-11-22 22:04:53,322 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:04:53,322 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:04:53,322 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:04:53,322 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:04:53,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:04:07" (3/4) ... [2018-11-22 22:04:53,326 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:04:53,341 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-22 22:04:53,343 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-22 22:04:53,343 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-22 22:04:53,344 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:04:53,437 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2c0b2270-4cc8-49a6-9a5d-dde0e3d76c28/bin-2019/ukojak/witness.graphml [2018-11-22 22:04:53,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:04:53,438 INFO L168 Benchmark]: Toolchain (without parser) took 48522.78 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 953.9 MB in the beginning and 820.2 MB in the end (delta: 133.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,439 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:04:53,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.90 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 919.0 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,440 INFO L168 Benchmark]: Boogie Preprocessor took 39.88 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,440 INFO L168 Benchmark]: RCFGBuilder took 1890.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 885.7 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,441 INFO L168 Benchmark]: CodeCheck took 46014.54 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 885.7 MB in the beginning and 844.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,441 INFO L168 Benchmark]: Witness Printer took 115.53 ms. Allocated memory is still 2.4 GB. Free memory was 844.4 MB in the beginning and 820.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:04:53,443 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, 227 locations, 1 error locations. SAFE Result, 42.8s OverallTime, 86 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 48236752 SDtfs, 212212080 SDslu, 304100576 SDs, 0 SdLazy, -1225637552 SolverSat, 1427715824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 182.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102918 GetRequests, 101145 SyntacticMatches, 1117 SemanticMatches, 656 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325885 ImplicationChecksByTransitivity, 33.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 15874 NumberOfCodeBlocks, 15874 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 15789 ConstructedInterpolants, 0 QuantifiedInterpolants, 8050023 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 85 InterpolantComputations, 69 PerfectInterpolantSequences, 15581/15852 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: 523]: 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: (((a25 == 1 && !(a17 == 9)) || a28 == 10) || a17 == 8) || (!(a19 == 1) && a25 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a17 == 8 || (a25 == 1 && !(a17 == 9))) || a28 == 10) || (!(a19 == 1) && a25 == 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.90 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 919.0 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.88 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1890.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 885.7 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. * CodeCheck took 46014.54 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 885.7 MB in the beginning and 844.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 115.53 ms. Allocated memory is still 2.4 GB. Free memory was 844.4 MB in the beginning and 820.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...