./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_15_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_15_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/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 129b0578c0c64625cef50fbcfd5d128651ff3275 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:28:43,308 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:28:43,309 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:28:43,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:28:43,319 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:28:43,320 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:28:43,320 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:28:43,322 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:28:43,323 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:28:43,324 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:28:43,325 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:28:43,325 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:28:43,325 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:28:43,326 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:28:43,327 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:28:43,328 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:28:43,328 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:28:43,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:28:43,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:28:43,332 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:28:43,333 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:28:43,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:28:43,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:28:43,336 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:28:43,336 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:28:43,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:28:43,338 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:28:43,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:28:43,340 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:28:43,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:28:43,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:28:43,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:28:43,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:28:43,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:28:43,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:28:43,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:28:43,343 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:28:43,354 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:28:43,354 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:28:43,355 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:28:43,355 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:28:43,356 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:28:43,356 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:28:43,356 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:28:43,356 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:28:43,356 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:28:43,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:28:43,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:28:43,357 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:28:43,357 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:28:43,358 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:28:43,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:28:43,358 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:28:43,359 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:28:43,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:28:43,361 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_3d1b26cc-8f3f-4510-82df-03f790d637ef/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 -> 129b0578c0c64625cef50fbcfd5d128651ff3275 [2018-10-27 00:28:43,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:28:43,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:28:43,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:28:43,400 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:28:43,401 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:28:43,401 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_15_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-27 00:28:43,459 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/data/55e919f3a/931ecfd97567450ba10c5b4ad6c4a18f/FLAG6c54cd51d [2018-10-27 00:28:43,831 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:28:43,831 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/sv-benchmarks/c/locks/test_locks_15_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-27 00:28:43,838 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/data/55e919f3a/931ecfd97567450ba10c5b4ad6c4a18f/FLAG6c54cd51d [2018-10-27 00:28:43,850 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/data/55e919f3a/931ecfd97567450ba10c5b4ad6c4a18f [2018-10-27 00:28:43,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:28:43,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:28:43,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:28:43,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:28:43,859 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:28:43,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:28:43" (1/1) ... [2018-10-27 00:28:43,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14956367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:43, skipping insertion in model container [2018-10-27 00:28:43,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:28:43" (1/1) ... [2018-10-27 00:28:43,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:28:43,887 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:28:44,015 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:28:44,018 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:28:44,042 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:28:44,051 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:28:44,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44 WrapperNode [2018-10-27 00:28:44,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:28:44,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:28:44,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:28:44,053 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:28:44,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:28:44,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:28:44,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:28:44,087 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:28:44,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... [2018-10-27 00:28:44,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:28:44,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:28:44,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:28:44,110 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:28:44,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:28:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:28:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:28:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:28:45,393 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:28:45,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:28:45 BoogieIcfgContainer [2018-10-27 00:28:45,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:28:45,395 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:28:45,395 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:28:45,402 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:28:45,402 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:28:45" (1/1) ... [2018-10-27 00:28:45,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:28:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2018-10-27 00:28:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2018-10-27 00:28:45,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 00:28:45,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:45,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 67 transitions. [2018-10-27 00:28:45,795 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2018-10-27 00:28:45,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 00:28:45,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-10-27 00:28:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-10-27 00:28:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 00:28:46,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-10-27 00:28:46,758 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-10-27 00:28:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 00:28:46,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:46,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-10-27 00:28:46,942 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-10-27 00:28:46,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 00:28:46,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:47,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-10-27 00:28:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-10-27 00:28:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 00:28:47,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2018-10-27 00:28:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2018-10-27 00:28:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 00:28:47,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:47,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-10-27 00:28:47,823 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-10-27 00:28:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:28:47,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:47,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:47,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-10-27 00:28:47,934 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-10-27 00:28:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:28:47,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:48,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:48,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2018-10-27 00:28:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2018-10-27 00:28:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:28:48,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2018-10-27 00:28:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2018-10-27 00:28:48,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:28:48,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:49,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-10-27 00:28:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-10-27 00:28:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:28:49,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-10-27 00:28:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-10-27 00:28:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:28:49,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2018-10-27 00:28:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2018-10-27 00:28:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:28:50,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2018-10-27 00:28:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2018-10-27 00:28:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:28:50,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:50,985 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-27 00:28:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 89 transitions. [2018-10-27 00:28:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 89 transitions. [2018-10-27 00:28:51,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:28:51,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-10-27 00:28:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-10-27 00:28:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:51,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-10-27 00:28:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-10-27 00:28:51,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:51,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2018-10-27 00:28:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2018-10-27 00:28:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:54,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 94 transitions. [2018-10-27 00:28:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 94 transitions. [2018-10-27 00:28:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:54,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:54,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 94 transitions. [2018-10-27 00:28:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2018-10-27 00:28:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:54,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:54,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2018-10-27 00:28:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2018-10-27 00:28:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:28:54,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-10-27 00:28:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-10-27 00:28:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:55,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:55,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2018-10-27 00:28:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2018-10-27 00:28:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:55,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:56,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2018-10-27 00:28:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2018-10-27 00:28:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:56,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 56 states and 99 transitions. [2018-10-27 00:28:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 99 transitions. [2018-10-27 00:28:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:58,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 99 transitions. [2018-10-27 00:28:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 99 transitions. [2018-10-27 00:28:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:58,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:58,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 99 transitions. [2018-10-27 00:28:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 99 transitions. [2018-10-27 00:28:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:58,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:59,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2018-10-27 00:28:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2018-10-27 00:28:59,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:28:59,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:28:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:28:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-10-27 00:28:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-10-27 00:28:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:28:59,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:28:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:28:59,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:00,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2018-10-27 00:29:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2018-10-27 00:29:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:00,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2018-10-27 00:29:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2018-10-27 00:29:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:00,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:00,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-10-27 00:29:00,902 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-10-27 00:29:00,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:00,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 104 transitions. [2018-10-27 00:29:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 104 transitions. [2018-10-27 00:29:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:03,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 104 transitions. [2018-10-27 00:29:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 104 transitions. [2018-10-27 00:29:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:03,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2018-10-27 00:29:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2018-10-27 00:29:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:04,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 104 transitions. [2018-10-27 00:29:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 104 transitions. [2018-10-27 00:29:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:29:04,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-10-27 00:29:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-10-27 00:29:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:04,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:04,946 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-27 00:29:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-10-27 00:29:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-10-27 00:29:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:05,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2018-10-27 00:29:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2018-10-27 00:29:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:05,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:05,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2018-10-27 00:29:05,720 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2018-10-27 00:29:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:05,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2018-10-27 00:29:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2018-10-27 00:29:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:09,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:09,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 109 transitions. [2018-10-27 00:29:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2018-10-27 00:29:09,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:09,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:10,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 109 transitions. [2018-10-27 00:29:10,015 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 109 transitions. [2018-10-27 00:29:10,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:10,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 64 states and 109 transitions. [2018-10-27 00:29:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 109 transitions. [2018-10-27 00:29:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:10,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:10,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 109 transitions. [2018-10-27 00:29:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2018-10-27 00:29:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:29:10,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2018-10-27 00:29:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2018-10-27 00:29:11,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:11,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:11,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2018-10-27 00:29:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2018-10-27 00:29:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:11,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2018-10-27 00:29:12,051 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2018-10-27 00:29:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:12,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 85 transitions. [2018-10-27 00:29:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 85 transitions. [2018-10-27 00:29:12,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:12,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:12,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2018-10-27 00:29:12,773 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2018-10-27 00:29:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:12,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 114 transitions. [2018-10-27 00:29:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2018-10-27 00:29:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:17,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 114 transitions. [2018-10-27 00:29:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 114 transitions. [2018-10-27 00:29:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:17,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2018-10-27 00:29:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2018-10-27 00:29:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:17,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:17,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 114 transitions. [2018-10-27 00:29:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 114 transitions. [2018-10-27 00:29:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:18,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:18,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 68 states and 114 transitions. [2018-10-27 00:29:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2018-10-27 00:29:18,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:29:18,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2018-10-27 00:29:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2018-10-27 00:29:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:19,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:19,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2018-10-27 00:29:19,757 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2018-10-27 00:29:19,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:19,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2018-10-27 00:29:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2018-10-27 00:29:20,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:20,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:20,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2018-10-27 00:29:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2018-10-27 00:29:20,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:20,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:20,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:21,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2018-10-27 00:29:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2018-10-27 00:29:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:21,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:21,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 87 transitions. [2018-10-27 00:29:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 87 transitions. [2018-10-27 00:29:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:21,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:27,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 67 states and 119 transitions. [2018-10-27 00:29:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 119 transitions. [2018-10-27 00:29:27,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:27,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2018-10-27 00:29:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2018-10-27 00:29:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:27,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:28,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 119 transitions. [2018-10-27 00:29:28,707 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 119 transitions. [2018-10-27 00:29:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:28,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:29,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 70 states and 119 transitions. [2018-10-27 00:29:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 119 transitions. [2018-10-27 00:29:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:29,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 119 transitions. [2018-10-27 00:29:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 119 transitions. [2018-10-27 00:29:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:29:29,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:30,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2018-10-27 00:29:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2018-10-27 00:29:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:30,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2018-10-27 00:29:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2018-10-27 00:29:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:30,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 89 transitions. [2018-10-27 00:29:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 89 transitions. [2018-10-27 00:29:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:31,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 54 states and 89 transitions. [2018-10-27 00:29:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2018-10-27 00:29:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:31,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2018-10-27 00:29:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2018-10-27 00:29:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:32,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:32,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2018-10-27 00:29:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2018-10-27 00:29:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:32,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2018-10-27 00:29:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2018-10-27 00:29:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:39,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 70 states and 124 transitions. [2018-10-27 00:29:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 124 transitions. [2018-10-27 00:29:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:40,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 71 states and 124 transitions. [2018-10-27 00:29:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 124 transitions. [2018-10-27 00:29:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:40,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:41,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:41,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 124 transitions. [2018-10-27 00:29:41,230 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2018-10-27 00:29:41,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:41,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 73 states and 124 transitions. [2018-10-27 00:29:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 124 transitions. [2018-10-27 00:29:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:41,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 124 transitions. [2018-10-27 00:29:42,363 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 124 transitions. [2018-10-27 00:29:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:29:42,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 91 transitions. [2018-10-27 00:29:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 91 transitions. [2018-10-27 00:29:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:43,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:43,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:43,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:43,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2018-10-27 00:29:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2018-10-27 00:29:43,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:43,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:44,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2018-10-27 00:29:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2018-10-27 00:29:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:44,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2018-10-27 00:29:44,748 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2018-10-27 00:29:44,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:44,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:45,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2018-10-27 00:29:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2018-10-27 00:29:45,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:45,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2018-10-27 00:29:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2018-10-27 00:29:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:46,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:46,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2018-10-27 00:29:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2018-10-27 00:29:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:46,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 129 transitions. [2018-10-27 00:29:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 129 transitions. [2018-10-27 00:29:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:55,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:56,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 73 states and 129 transitions. [2018-10-27 00:29:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 129 transitions. [2018-10-27 00:29:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:56,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2018-10-27 00:29:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2018-10-27 00:29:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:56,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 75 states and 129 transitions. [2018-10-27 00:29:57,542 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 129 transitions. [2018-10-27 00:29:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:57,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:57,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:58,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 129 transitions. [2018-10-27 00:29:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 129 transitions. [2018-10-27 00:29:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:58,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 77 states and 129 transitions. [2018-10-27 00:29:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2018-10-27 00:29:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:29:58,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:29:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:29:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 93 transitions. [2018-10-27 00:29:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 93 transitions. [2018-10-27 00:29:59,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:29:59,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:29:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:29:59,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:00,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2018-10-27 00:30:00,472 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2018-10-27 00:30:00,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:00,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-10-27 00:30:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-10-27 00:30:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:01,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:01,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:01,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2018-10-27 00:30:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2018-10-27 00:30:01,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:01,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:01,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2018-10-27 00:30:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2018-10-27 00:30:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:02,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2018-10-27 00:30:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2018-10-27 00:30:03,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:03,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 93 transitions. [2018-10-27 00:30:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 93 transitions. [2018-10-27 00:30:03,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:03,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2018-10-27 00:30:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2018-10-27 00:30:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:04,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 134 transitions. [2018-10-27 00:30:15,314 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 134 transitions. [2018-10-27 00:30:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:15,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:15,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:16,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2018-10-27 00:30:16,016 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2018-10-27 00:30:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:16,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:16,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 134 transitions. [2018-10-27 00:30:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 134 transitions. [2018-10-27 00:30:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:16,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:16,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:17,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 78 states and 134 transitions. [2018-10-27 00:30:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 134 transitions. [2018-10-27 00:30:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:17,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2018-10-27 00:30:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2018-10-27 00:30:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:18,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2018-10-27 00:30:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2018-10-27 00:30:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:30:19,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 95 transitions. [2018-10-27 00:30:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2018-10-27 00:30:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:20,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:20,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 95 transitions. [2018-10-27 00:30:21,041 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 95 transitions. [2018-10-27 00:30:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:21,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:21,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2018-10-27 00:30:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2018-10-27 00:30:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:21,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 95 transitions. [2018-10-27 00:30:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2018-10-27 00:30:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:22,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2018-10-27 00:30:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2018-10-27 00:30:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:23,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 59 states and 95 transitions. [2018-10-27 00:30:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 95 transitions. [2018-10-27 00:30:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:24,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 95 transitions. [2018-10-27 00:30:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 95 transitions. [2018-10-27 00:30:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:24,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 61 states and 95 transitions. [2018-10-27 00:30:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 95 transitions. [2018-10-27 00:30:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:25,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:26,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:26,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 62 states and 95 transitions. [2018-10-27 00:30:26,241 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2018-10-27 00:30:26,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:26,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-10-27 00:30:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-10-27 00:30:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:26,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:27,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:27,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2018-10-27 00:30:27,713 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2018-10-27 00:30:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:27,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:28,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 65 states and 95 transitions. [2018-10-27 00:30:28,607 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2018-10-27 00:30:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:28,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:31,030 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-10-27 00:30:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 66 states and 95 transitions. [2018-10-27 00:30:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2018-10-27 00:30:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:31,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2018-10-27 00:30:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2018-10-27 00:30:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:30:32,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:30:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:30:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:30:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:30:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2018-10-27 00:30:33,780 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2018-10-27 00:30:33,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:30:33,780 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 121 iterations. [2018-10-27 00:30:33,791 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 00:30:34,378 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:30:34,380 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:30:34,381 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:30:34,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:30:34 ImpRootNode [2018-10-27 00:30:34,381 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:30:34,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:30:34,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:30:34,381 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:30:34,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:28:45" (3/4) ... [2018-10-27 00:30:34,385 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:30:34,394 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-10-27 00:30:34,395 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-27 00:30:34,395 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-27 00:30:34,452 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3d1b26cc-8f3f-4510-82df-03f790d637ef/bin-2019/ukojak/witness.graphml [2018-10-27 00:30:34,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:30:34,453 INFO L168 Benchmark]: Toolchain (without parser) took 110599.92 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 961.8 MB in the beginning and 1.4 GB in the end (delta: -441.5 MB). Peak memory consumption was 861.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:30:34,453 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:30:34,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 947.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:30:34,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.67 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:30:34,454 INFO L168 Benchmark]: Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:30:34,454 INFO L168 Benchmark]: RCFGBuilder took 1284.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:30:34,455 INFO L168 Benchmark]: CodeCheck took 108986.28 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -315.2 MB). Peak memory consumption was 843.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:30:34,458 INFO L168 Benchmark]: Witness Printer took 71.02 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-10-27 00:30:34,460 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, 56 locations, 1 error locations. SAFE Result, 108.3s OverallTime, 121 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -478183428 SDslu, 0 SDs, 0 SdLazy, -826343432 SolverSat, -528515076 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 125.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21348 GetRequests, 20448 SyntacticMatches, 0 SemanticMatches, 900 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403664 ImplicationChecksByTransitivity, 104.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 2065 NumberOfCodeBlocks, 2065 NumberOfCodeBlocksAsserted, 120 NumberOfCheckSat, 1945 ConstructedInterpolants, 0 QuantifiedInterpolants, 177905 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 120 InterpolantComputations, 120 PerfectInterpolantSequences, 0/0 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: 231]: 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: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 947.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.67 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1284.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 108986.28 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -315.2 MB). Peak memory consumption was 843.5 MB. Max. memory is 11.5 GB. * Witness Printer took 71.02 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...