./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/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 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:09:26,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:09:26,471 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:09:26,479 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:09:26,480 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:09:26,480 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:09:26,481 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:09:26,482 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:09:26,484 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:09:26,484 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:09:26,485 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:09:26,485 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:09:26,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:09:26,487 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:09:26,487 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:09:26,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:09:26,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:09:26,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:09:26,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:09:26,492 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:09:26,493 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:09:26,494 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:09:26,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:09:26,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:09:26,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:09:26,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:09:26,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:09:26,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:09:26,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:09:26,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:09:26,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:09:26,500 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:09:26,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:09:26,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:09:26,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:09:26,502 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:09:26,502 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:09:26,511 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:09:26,511 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:09:26,512 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:09:26,512 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:09:26,513 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:09:26,513 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:09:26,513 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:09:26,513 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:09:26,514 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:09:26,514 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:09:26,514 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:09:26,514 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:09:26,514 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:09:26,515 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:09:26,515 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:09:26,516 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:09:26,516 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:09:26,516 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:09:26,516 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:09:26,516 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:09:26,516 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:09:26,516 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:09:26,517 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:09:26,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:09:26,517 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_bc12623c-b592-421e-9782-752b29a55243/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 -> 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 [2018-11-18 17:09:26,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:09:26,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:09:26,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:09:26,553 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:09:26,554 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:09:26,554 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-18 17:09:26,589 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/data/a0a6c601b/bc10c9fcea0448e7bf8e673fe0fcec55/FLAG82673029d [2018-11-18 17:09:26,989 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:09:26,989 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-18 17:09:26,994 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/data/a0a6c601b/bc10c9fcea0448e7bf8e673fe0fcec55/FLAG82673029d [2018-11-18 17:09:27,002 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/data/a0a6c601b/bc10c9fcea0448e7bf8e673fe0fcec55 [2018-11-18 17:09:27,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:09:27,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:09:27,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:09:27,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:09:27,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:09:27,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44098bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27, skipping insertion in model container [2018-11-18 17:09:27,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:09:27,029 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:09:27,144 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:09:27,146 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:09:27,163 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:09:27,171 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:09:27,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27 WrapperNode [2018-11-18 17:09:27,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:09:27,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:09:27,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:09:27,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:09:27,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:09:27,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:09:27,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:09:27,197 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:09:27,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:09:27,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:09:27,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:09:27,255 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:09:27,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:09:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:09:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:09:27,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:09:27,688 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:09:27,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:09:27 BoogieIcfgContainer [2018-11-18 17:09:27,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:09:27,689 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:09:27,689 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:09:27,696 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:09:27,696 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:09:27" (1/1) ... [2018-11-18 17:09:27,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:09:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 35 states and 63 transitions. [2018-11-18 17:09:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2018-11-18 17:09:27,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 17:09:27,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2018-11-18 17:09:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2018-11-18 17:09:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 17:09:27,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:27,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-18 17:09:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-18 17:09:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:09:28,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2018-11-18 17:09:28,145 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2018-11-18 17:09:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:09:28,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-18 17:09:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-18 17:09:28,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:09:28,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-11-18 17:09:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-11-18 17:09:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:09:28,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-18 17:09:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-18 17:09:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 17:09:28,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:28,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:28,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-18 17:09:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-18 17:09:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:09:28,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-18 17:09:29,061 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-18 17:09:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:09:29,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2018-11-18 17:09:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2018-11-18 17:09:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:09:29,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-18 17:09:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-18 17:09:29,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 17:09:29,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-18 17:09:29,738 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-18 17:09:29,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:09:29,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-18 17:09:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-18 17:09:29,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:09:29,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:29,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-11-18 17:09:29,986 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-11-18 17:09:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:09:29,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:30,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2018-11-18 17:09:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2018-11-18 17:09:30,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:09:30,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-11-18 17:09:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-11-18 17:09:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:09:30,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:31,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-18 17:09:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-18 17:09:31,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:31,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-11-18 17:09:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-11-18 17:09:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:31,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-11-18 17:09:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-11-18 17:09:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:31,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-11-18 17:09:31,462 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-11-18 17:09:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:31,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:31,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:32,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:32,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-11-18 17:09:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-11-18 17:09:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:32,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2018-11-18 17:09:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2018-11-18 17:09:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:09:32,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-18 17:09:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-18 17:09:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:32,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:33,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-18 17:09:33,134 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-18 17:09:33,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:33,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-11-18 17:09:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-11-18 17:09:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:33,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-11-18 17:09:33,570 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-11-18 17:09:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:33,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2018-11-18 17:09:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2018-11-18 17:09:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:35,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:35,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2018-11-18 17:09:35,246 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2018-11-18 17:09:35,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:35,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2018-11-18 17:09:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2018-11-18 17:09:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:09:35,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:35,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:35,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-18 17:09:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-18 17:09:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:35,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-11-18 17:09:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-11-18 17:09:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:35,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-11-18 17:09:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-11-18 17:09:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:36,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-11-18 17:09:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-11-18 17:09:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:36,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-11-18 17:09:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-11-18 17:09:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:36,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:36,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2018-11-18 17:09:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2018-11-18 17:09:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:38,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-11-18 17:09:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-11-18 17:09:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:38,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2018-11-18 17:09:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2018-11-18 17:09:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 17:09:38,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-18 17:09:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-18 17:09:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:39,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:39,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:39,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-18 17:09:39,460 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-18 17:09:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:39,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:39,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-11-18 17:09:39,722 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-11-18 17:09:39,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:39,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-11-18 17:09:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-11-18 17:09:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:39,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:40,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:40,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-11-18 17:09:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-11-18 17:09:40,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:40,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:43,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions. [2018-11-18 17:09:43,026 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions. [2018-11-18 17:09:43,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:43,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2018-11-18 17:09:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2018-11-18 17:09:43,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:43,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2018-11-18 17:09:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2018-11-18 17:09:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:43,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2018-11-18 17:09:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2018-11-18 17:09:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:09:43,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:43,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-18 17:09:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-18 17:09:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:44,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-11-18 17:09:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-11-18 17:09:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:44,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-11-18 17:09:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-11-18 17:09:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:44,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-18 17:09:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-18 17:09:45,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:45,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-11-18 17:09:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-11-18 17:09:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:45,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:49,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 103 transitions. [2018-11-18 17:09:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2018-11-18 17:09:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:49,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:49,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-11-18 17:09:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-11-18 17:09:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:49,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2018-11-18 17:09:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2018-11-18 17:09:49,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:49,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2018-11-18 17:09:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2018-11-18 17:09:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:49,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:50,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 103 transitions. [2018-11-18 17:09:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 103 transitions. [2018-11-18 17:09:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:09:50,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:50,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-18 17:09:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-18 17:09:50,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:50,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-11-18 17:09:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-11-18 17:09:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:51,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:51,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-11-18 17:09:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-11-18 17:09:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:51,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:51,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-11-18 17:09:51,811 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-11-18 17:09:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:51,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-11-18 17:09:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-11-18 17:09:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:52,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-11-18 17:09:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-11-18 17:09:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:52,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2018-11-18 17:09:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2018-11-18 17:09:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:57,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2018-11-18 17:09:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2018-11-18 17:09:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:57,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2018-11-18 17:09:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2018-11-18 17:09:57,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:57,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2018-11-18 17:09:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2018-11-18 17:09:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:58,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2018-11-18 17:09:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2018-11-18 17:09:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 17:09:58,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:58,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-11-18 17:09:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-11-18 17:09:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:09:59,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:09:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:09:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-11-18 17:09:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-11-18 17:09:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:09:59,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:09:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:09:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-11-18 17:10:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-11-18 17:10:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:00,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2018-11-18 17:10:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2018-11-18 17:10:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:00,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2018-11-18 17:10:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2018-11-18 17:10:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:00,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:00,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-18 17:10:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-18 17:10:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:01,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2018-11-18 17:10:01,651 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2018-11-18 17:10:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:01,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:07,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2018-11-18 17:10:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2018-11-18 17:10:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:07,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:08,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2018-11-18 17:10:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2018-11-18 17:10:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:08,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2018-11-18 17:10:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2018-11-18 17:10:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:08,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:08,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:08,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2018-11-18 17:10:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2018-11-18 17:10:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:08,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2018-11-18 17:10:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2018-11-18 17:10:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:10:09,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:09,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:09,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-11-18 17:10:09,880 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-11-18 17:10:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:09,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2018-11-18 17:10:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2018-11-18 17:10:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:10,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:11,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:11,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-11-18 17:10:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-11-18 17:10:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:11,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2018-11-18 17:10:11,529 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2018-11-18 17:10:11,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:11,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2018-11-18 17:10:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2018-11-18 17:10:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:12,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-11-18 17:10:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-11-18 17:10:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:12,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-11-18 17:10:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-11-18 17:10:12,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:12,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:13,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:13,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-11-18 17:10:13,340 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-11-18 17:10:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:13,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2018-11-18 17:10:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2018-11-18 17:10:13,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:13,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:14,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2018-11-18 17:10:14,271 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2018-11-18 17:10:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:14,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:14,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2018-11-18 17:10:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2018-11-18 17:10:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:14,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 57 states and 80 transitions. [2018-11-18 17:10:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2018-11-18 17:10:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 17:10:15,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:10:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:10:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2018-11-18 17:10:15,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2018-11-18 17:10:15,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:10:15,867 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-11-18 17:10:15,874 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 17:10:16,248 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:10:16,250 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:10:16,250 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:10:16,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:10:16 ImpRootNode [2018-11-18 17:10:16,251 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:10:16,251 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:10:16,251 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:10:16,251 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:10:16,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:09:27" (3/4) ... [2018-11-18 17:10:16,254 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:10:16,262 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-18 17:10:16,262 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 17:10:16,263 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 17:10:16,309 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bc12623c-b592-421e-9782-752b29a55243/bin-2019/ukojak/witness.graphml [2018-11-18 17:10:16,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:10:16,310 INFO L168 Benchmark]: Toolchain (without parser) took 49305.27 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 908.6 MB). Free memory was 959.1 MB in the beginning and 1.7 GB in the end (delta: -765.3 MB). Peak memory consumption was 143.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,311 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-11-18 17:10:16,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.06 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.92 ms. Allocated memory is still 1.0 GB. Free memory was 945.7 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,312 INFO L168 Benchmark]: Boogie Preprocessor took 57.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -260.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,312 INFO L168 Benchmark]: RCFGBuilder took 434.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,312 INFO L168 Benchmark]: CodeCheck took 48561.92 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 701.0 MB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -591.1 MB). Peak memory consumption was 958.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,312 INFO L168 Benchmark]: Witness Printer took 58.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:16,316 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, 50 locations, 1 error locations. SAFE Result, 48.1s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 2120212476 SDslu, 0 SDs, 0 SdLazy, 2107097080 SolverSat, -32514052 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14556 GetRequests, 13880 SyntacticMatches, 0 SemanticMatches, 676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223690 ImplicationChecksByTransitivity, 46.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1443 NumberOfCodeBlocks, 1443 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 1352 ConstructedInterpolants, 0 QuantifiedInterpolants, 109564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 91 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: 203]: 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: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 166.06 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.92 ms. Allocated memory is still 1.0 GB. Free memory was 945.7 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -260.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 434.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. * CodeCheck took 48561.92 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 701.0 MB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -591.1 MB). Peak memory consumption was 958.7 MB. Max. memory is 11.5 GB. * Witness Printer took 58.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...