./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/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 21f67d0148e6a362a7411b86d83b7f3dc8bc3a6e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:19:02,854 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:19:02,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:19:02,861 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:19:02,861 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:19:02,862 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:19:02,863 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:19:02,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:19:02,865 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:19:02,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:19:02,866 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:19:02,866 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:19:02,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:19:02,867 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:19:02,868 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:19:02,869 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:19:02,869 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:19:02,870 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:19:02,871 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:19:02,872 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:19:02,873 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:19:02,873 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:19:02,875 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:19:02,875 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:19:02,875 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:19:02,876 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:19:02,876 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:19:02,877 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:19:02,877 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:19:02,878 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:19:02,878 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:19:02,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:19:02,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:19:02,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:19:02,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:19:02,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:19:02,880 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:19:02,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:19:02,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:19:02,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:19:02,888 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:19:02,889 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:19:02,889 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:19:02,889 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:19:02,889 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:19:02,889 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:19:02,889 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:19:02,890 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:19:02,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:19:02,891 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:19:02,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:19:02,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:19:02,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:19:02,891 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:19:02,891 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:19:02,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:19:02,892 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:19:02,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:19:02,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:19:02,892 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_459455c2-e50c-45fd-9351-0fe506ba007f/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 -> 21f67d0148e6a362a7411b86d83b7f3dc8bc3a6e [2018-12-02 12:19:02,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:19:02,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:19:02,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:19:02,919 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:19:02,919 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:19:02,920 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-02 12:19:02,956 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/data/d07c0cb0c/450539c8982b4dd49c38da6fdc0d924a/FLAG7ada49317 [2018-12-02 12:19:03,447 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:19:03,447 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-02 12:19:03,452 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/data/d07c0cb0c/450539c8982b4dd49c38da6fdc0d924a/FLAG7ada49317 [2018-12-02 12:19:03,460 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/data/d07c0cb0c/450539c8982b4dd49c38da6fdc0d924a [2018-12-02 12:19:03,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:19:03,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:19:03,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:19:03,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:19:03,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:19:03,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03, skipping insertion in model container [2018-12-02 12:19:03,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:19:03,485 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:19:03,588 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:19:03,593 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:19:03,614 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:19:03,623 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:19:03,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03 WrapperNode [2018-12-02 12:19:03,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:19:03,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:19:03,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:19:03,624 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:19:03,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:19:03,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:19:03,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:19:03,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:19:03,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:19:03,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:19:03,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:19:03,704 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:19:03,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/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 [2018-12-02 12:19:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:19:03,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:19:04,319 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:19:04,319 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-02 12:19:04,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04 BoogieIcfgContainer [2018-12-02 12:19:04,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:19:04,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:19:04,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:19:04,326 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:19:04,326 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04" (1/1) ... [2018-12-02 12:19:04,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-12-02 12:19:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-12-02 12:19:04,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 12:19:04,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-12-02 12:19:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-12-02 12:19:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 12:19:04,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2018-12-02 12:19:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2018-12-02 12:19:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 12:19:04,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-12-02 12:19:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-12-02 12:19:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 12:19:05,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:05,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2018-12-02 12:19:05,355 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2018-12-02 12:19:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 12:19:05,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:05,614 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 61 [2018-12-02 12:19:05,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:07,845 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-02 12:19:08,625 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-02 12:19:08,943 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-12-02 12:19:09,280 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-12-02 12:19:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2018-12-02 12:19:09,596 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2018-12-02 12:19:09,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 12:19:09,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:09,871 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 72 [2018-12-02 12:19:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:10,595 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2018-12-02 12:19:11,007 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-12-02 12:19:11,427 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 62 [2018-12-02 12:19:13,426 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2018-12-02 12:19:14,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 43 states and 79 transitions. [2018-12-02 12:19:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2018-12-02 12:19:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 12:19:14,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:17,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-12-02 12:19:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-12-02 12:19:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 12:19:17,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:17,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:17,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-12-02 12:19:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-12-02 12:19:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:19:17,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:18,622 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-12-02 12:19:23,876 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-12-02 12:19:24,249 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-12-02 12:19:24,590 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-12-02 12:19:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:25,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 73 states and 159 transitions. [2018-12-02 12:19:25,120 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 159 transitions. [2018-12-02 12:19:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:19:25,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 75 states and 165 transitions. [2018-12-02 12:19:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 165 transitions. [2018-12-02 12:19:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:25,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:27,713 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-12-02 12:19:28,331 WARN L180 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2018-12-02 12:19:28,984 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-12-02 12:19:29,586 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-12-02 12:19:30,830 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2018-12-02 12:19:33,160 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-12-02 12:19:33,582 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2018-12-02 12:19:34,898 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-12-02 12:19:35,786 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 12:19:36,181 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-12-02 12:19:36,526 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-12-02 12:19:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 91 states and 202 transitions. [2018-12-02 12:19:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 202 transitions. [2018-12-02 12:19:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:37,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 99 states and 224 transitions. [2018-12-02 12:19:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 224 transitions. [2018-12-02 12:19:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:40,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:41,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 100 states and 228 transitions. [2018-12-02 12:19:41,289 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 228 transitions. [2018-12-02 12:19:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:41,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:42,774 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-12-02 12:19:43,280 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-12-02 12:19:43,782 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 57 [2018-12-02 12:19:44,164 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-12-02 12:19:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 106 states and 240 transitions. [2018-12-02 12:19:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 240 transitions. [2018-12-02 12:19:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:46,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 109 states and 248 transitions. [2018-12-02 12:19:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 248 transitions. [2018-12-02 12:19:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:19:48,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:19:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 110 states and 249 transitions. [2018-12-02 12:19:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 249 transitions. [2018-12-02 12:19:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 12:19:48,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:19:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:49,379 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 65 [2018-12-02 12:19:49,785 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 70 [2018-12-02 12:19:50,199 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2018-12-02 12:19:50,970 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 114 [2018-12-02 12:19:51,983 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 118 [2018-12-02 12:19:52,519 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 78 [2018-12-02 12:19:53,077 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 69 [2018-12-02 12:19:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:53,709 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 71 [2018-12-02 12:19:54,398 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 92 [2018-12-02 12:19:55,182 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 107 [2018-12-02 12:19:57,066 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2018-12-02 12:19:57,300 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 109 [2018-12-02 12:19:57,665 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-12-02 12:19:58,649 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-12-02 12:19:58,917 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2018-12-02 12:19:59,146 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 109 [2018-12-02 12:20:01,212 WARN L180 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 132 [2018-12-02 12:20:02,164 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-12-02 12:20:02,592 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-02 12:20:03,057 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-12-02 12:20:03,429 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 133 [2018-12-02 12:20:03,782 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 147 [2018-12-02 12:20:04,255 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-02 12:20:04,698 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-12-02 12:20:05,790 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 135 [2018-12-02 12:20:06,169 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-12-02 12:20:06,614 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 12:20:07,093 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-12-02 12:20:07,460 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 135 [2018-12-02 12:20:07,916 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-12-02 12:20:08,491 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 12:20:09,058 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-12-02 12:20:09,626 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2018-12-02 12:20:09,987 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2018-12-02 12:20:10,403 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-12-02 12:20:10,925 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-02 12:20:11,215 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2018-12-02 12:20:11,783 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 88 [2018-12-02 12:20:12,845 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2018-12-02 12:20:13,058 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 89 [2018-12-02 12:20:14,156 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2018-12-02 12:20:15,493 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-12-02 12:20:16,541 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-12-02 12:20:17,522 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-12-02 12:20:18,530 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2018-12-02 12:20:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:20:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 135 states and 342 transitions. [2018-12-02 12:20:19,512 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 342 transitions. [2018-12-02 12:20:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 12:20:19,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:20:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:20:19,708 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:20:20,010 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 123 [2018-12-02 12:20:20,339 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-12-02 12:20:21,490 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 85 [2018-12-02 12:20:21,700 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2018-12-02 12:20:22,030 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2018-12-02 12:20:22,753 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 87 [2018-12-02 12:20:22,981 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 98 [2018-12-02 12:20:23,380 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2018-12-02 12:20:23,975 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 87 [2018-12-02 12:20:24,185 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 98 [2018-12-02 12:20:24,565 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2018-12-02 12:20:26,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:20:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 145 states and 377 transitions. [2018-12-02 12:20:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 377 transitions. [2018-12-02 12:20:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 12:20:26,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:20:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:20:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:20:27,175 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 135 [2018-12-02 12:20:27,553 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2018-12-02 12:20:28,073 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 12:20:28,578 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-12-02 12:20:28,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:20:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 146 states and 380 transitions. [2018-12-02 12:20:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 380 transitions. [2018-12-02 12:20:28,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 12:20:28,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:20:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:20:28,829 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:20:29,167 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2018-12-02 12:20:29,477 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2018-12-02 12:20:30,075 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-12-02 12:20:30,546 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-12-02 12:20:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:20:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 147 states and 382 transitions. [2018-12-02 12:20:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 382 transitions. [2018-12-02 12:20:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:20:30,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:20:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:20:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:20:32,670 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2018-12-02 12:20:33,093 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2018-12-02 12:20:34,408 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2018-12-02 12:20:34,612 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2018-12-02 12:20:35,898 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2018-12-02 12:20:36,102 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2018-12-02 12:20:37,885 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2018-12-02 12:20:38,236 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2018-12-02 12:20:38,755 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-02 12:20:39,273 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-02 12:20:39,647 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2018-12-02 12:20:39,999 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2018-12-02 12:20:40,493 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 12:20:41,021 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-02 12:20:41,377 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2018-12-02 12:20:41,730 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2018-12-02 12:20:42,291 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 12:20:42,862 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-02 12:20:43,258 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 123 [2018-12-02 12:20:43,680 WARN L180 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 125 [2018-12-02 12:20:44,471 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-12-02 12:20:44,968 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-12-02 12:20:46,025 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2018-12-02 12:20:47,115 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-12-02 12:20:48,192 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-12-02 12:20:48,484 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2018-12-02 12:20:49,015 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2018-12-02 12:20:50,142 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2018-12-02 12:20:50,655 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2018-12-02 12:20:51,948 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2018-12-02 12:20:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:20:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 169 states and 435 transitions. [2018-12-02 12:20:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 435 transitions. [2018-12-02 12:20:53,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:20:53,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:20:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:20:54,424 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 62 [2018-12-02 12:20:55,989 WARN L180 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 104 [2018-12-02 12:20:57,936 WARN L180 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 211 DAG size of output: 120 [2018-12-02 12:20:58,552 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2018-12-02 12:20:59,198 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 60 [2018-12-02 12:20:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:21:00,503 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2018-12-02 12:21:02,393 WARN L180 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 121 [2018-12-02 12:21:03,722 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 124 [2018-12-02 12:21:04,417 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2018-12-02 12:21:04,950 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-12-02 12:21:05,476 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 122 [2018-12-02 12:21:06,010 WARN L180 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 125 [2018-12-02 12:21:06,695 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 120 [2018-12-02 12:21:07,340 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-02 12:21:07,811 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 122 [2018-12-02 12:21:08,295 WARN L180 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 125 [2018-12-02 12:21:08,961 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 120 [2018-12-02 12:21:09,528 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-02 12:21:10,392 WARN L180 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 164 [2018-12-02 12:21:11,411 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2018-12-02 12:21:12,039 WARN L180 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 180 [2018-12-02 12:21:22,657 WARN L180 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 161 [2018-12-02 12:21:23,572 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-02 12:21:24,118 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2018-12-02 12:21:24,798 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2018-12-02 12:21:26,076 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 98 [2018-12-02 12:21:26,353 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2018-12-02 12:21:28,099 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 104 [2018-12-02 12:21:28,960 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2018-12-02 12:21:29,278 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2018-12-02 12:21:30,466 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2018-12-02 12:21:30,786 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2018-12-02 12:21:32,181 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2018-12-02 12:21:33,559 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2018-12-02 12:21:34,575 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-12-02 12:21:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:21:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 188 states and 512 transitions. [2018-12-02 12:21:35,673 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 512 transitions. [2018-12-02 12:21:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:21:35,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:21:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:21:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:21:36,961 WARN L180 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 163 [2018-12-02 12:21:37,649 WARN L180 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2018-12-02 12:21:38,800 WARN L180 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-12-02 12:21:39,719 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-12-02 12:21:40,649 WARN L180 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 168 [2018-12-02 12:21:43,412 WARN L180 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2018-12-02 12:21:44,761 WARN L180 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-02 12:21:45,722 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-02 12:21:47,061 WARN L180 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 168 [2018-12-02 12:21:47,927 WARN L180 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2018-12-02 12:21:49,148 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-02 12:21:50,070 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-02 12:21:50,447 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2018-12-02 12:21:50,827 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2018-12-02 12:21:52,226 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 100 [2018-12-02 12:21:52,610 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2018-12-02 12:21:54,125 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-12-02 12:21:54,671 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2018-12-02 12:21:55,854 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2018-12-02 12:21:56,242 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2018-12-02 12:21:57,605 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2018-12-02 12:21:58,014 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2018-12-02 12:21:59,356 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 96 [2018-12-02 12:21:59,772 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2018-12-02 12:22:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:22:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 200 states and 542 transitions. [2018-12-02 12:22:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 542 transitions. [2018-12-02 12:22:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:22:00,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:22:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:22:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:22:04,153 WARN L180 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 204 DAG size of output: 167 [2018-12-02 12:22:04,868 WARN L180 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 194 [2018-12-02 12:22:09,220 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-12-02 12:22:10,130 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-12-02 12:22:11,927 WARN L180 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 206 DAG size of output: 172 [2018-12-02 12:22:12,668 WARN L180 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 196 [2018-12-02 12:22:14,096 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-02 12:22:15,095 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-02 12:22:17,171 WARN L180 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 206 DAG size of output: 172 [2018-12-02 12:22:17,869 WARN L180 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 196 [2018-12-02 12:22:18,906 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-02 12:22:20,059 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-02 12:22:20,936 WARN L180 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 163 [2018-12-02 12:22:21,957 WARN L180 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 181 [2018-12-02 12:22:23,325 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-02 12:22:24,226 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-12-02 12:22:25,016 WARN L180 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 79 [2018-12-02 12:22:25,799 WARN L180 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2018-12-02 12:22:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:22:27,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 208 states and 571 transitions. [2018-12-02 12:22:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 571 transitions. [2018-12-02 12:22:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:22:27,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:22:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:22:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:22:30,776 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 107 [2018-12-02 12:22:35,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:22:35,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 216 states and 600 transitions. [2018-12-02 12:22:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 600 transitions. [2018-12-02 12:22:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:22:35,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:22:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:22:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:22:36,962 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-12-02 12:22:37,286 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2018-12-02 12:22:37,950 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-12-02 12:22:39,130 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-12-02 12:22:39,460 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2018-12-02 12:22:41,084 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-12-02 12:22:41,328 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-12-02 12:22:42,028 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-12-02 12:22:47,483 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-12-02 12:22:47,747 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-12-02 12:22:48,655 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-12-02 12:22:50,128 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-12-02 12:22:50,410 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-12-02 12:22:51,157 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-12-02 12:22:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:22:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 222 states and 622 transitions. [2018-12-02 12:22:52,233 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 622 transitions. [2018-12-02 12:22:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:22:52,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:22:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:22:52,438 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:22:55,607 WARN L180 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 180 [2018-12-02 12:22:56,674 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-02 12:22:57,545 WARN L180 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2018-12-02 12:22:58,213 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-12-02 12:22:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:22:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 224 states and 641 transitions. [2018-12-02 12:22:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 641 transitions. [2018-12-02 12:22:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 12:22:58,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:22:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:22:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:22:59,261 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-02 12:23:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:23:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 230 states and 665 transitions. [2018-12-02 12:23:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 665 transitions. [2018-12-02 12:23:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 12:23:04,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:23:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:23:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:23:14,628 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2018-12-02 12:23:24,771 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2018-12-02 12:23:26,622 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2018-12-02 12:23:28,008 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2018-12-02 12:23:29,712 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2018-12-02 12:23:31,180 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2018-12-02 12:23:32,699 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2018-12-02 12:23:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:23:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 246 states and 726 transitions. [2018-12-02 12:23:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 726 transitions. [2018-12-02 12:23:34,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 12:23:34,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:23:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:23:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:23:34,757 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2018-12-02 12:23:35,013 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-12-02 12:23:36,876 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 113 [2018-12-02 12:23:37,151 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 117 [2018-12-02 12:23:38,749 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 113 [2018-12-02 12:23:39,026 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 117 [2018-12-02 12:23:41,442 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2018-12-02 12:23:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:23:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 254 states and 754 transitions. [2018-12-02 12:23:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 754 transitions. [2018-12-02 12:23:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 12:23:42,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:23:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:23:42,979 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:23:43,301 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 108 [2018-12-02 12:23:45,303 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2018-12-02 12:23:48,163 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2018-12-02 12:23:48,818 WARN L180 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-12-02 12:23:50,497 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-12-02 12:23:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:23:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 260 states and 772 transitions. [2018-12-02 12:23:52,361 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 772 transitions. [2018-12-02 12:23:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:23:52,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:23:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:23:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 12:23:54,179 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-12-02 12:23:56,347 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2018-12-02 12:23:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:23:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 262 states and 776 transitions. [2018-12-02 12:23:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 776 transitions. [2018-12-02 12:23:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:23:57,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:23:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:23:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 17 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:24:01,246 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-12-02 12:24:03,013 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-12-02 12:24:04,823 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-12-02 12:24:06,878 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-12-02 12:24:08,048 WARN L180 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-12-02 12:24:10,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:24:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 268 states and 786 transitions. [2018-12-02 12:24:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 786 transitions. [2018-12-02 12:24:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:24:10,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:24:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:24:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 12:24:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:24:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 270 states and 793 transitions. [2018-12-02 12:24:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 793 transitions. [2018-12-02 12:24:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:24:12,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:24:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:24:12,427 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 17 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:24:13,956 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-12-02 12:24:14,373 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-12-02 12:24:17,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:24:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 276 states and 806 transitions. [2018-12-02 12:24:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 806 transitions. [2018-12-02 12:24:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:24:17,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:24:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:24:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 17 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:24:18,192 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 110 [2018-12-02 12:24:20,097 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2018-12-02 12:24:28,742 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-12-02 12:24:29,904 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2018-12-02 12:24:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:24:32,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 282 states and 816 transitions. [2018-12-02 12:24:32,015 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 816 transitions. [2018-12-02 12:24:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:24:32,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:24:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:24:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 17 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:24:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:24:34,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 284 states and 821 transitions. [2018-12-02 12:24:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 821 transitions. [2018-12-02 12:24:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 12:24:34,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:24:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:24:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:24:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:24:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:24:34,857 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 38 iterations. [2018-12-02 12:24:34,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:24:34 ImpRootNode [2018-12-02 12:24:34,914 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:24:34,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:24:34,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:24:34,915 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:24:34,915 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04" (3/4) ... [2018-12-02 12:24:34,916 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 12:24:34,997 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_459455c2-e50c-45fd-9351-0fe506ba007f/bin-2019/ukojak/witness.graphml [2018-12-02 12:24:34,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:24:34,998 INFO L168 Benchmark]: Toolchain (without parser) took 331536.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 960.7 MB in the beginning and 805.6 MB in the end (delta: 155.1 MB). Peak memory consumption was 284.6 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:34,998 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:24:34,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.13 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 944.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:34,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:34,999 INFO L168 Benchmark]: Boogie Preprocessor took 20.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:24:34,999 INFO L168 Benchmark]: RCFGBuilder took 615.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 124.6 MB). Peak memory consumption was 124.6 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:34,999 INFO L168 Benchmark]: CodeCheck took 330594.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -7.9 MB). Free memory was 1.0 GB in the beginning and 818.4 MB in the end (delta: 186.2 MB). Peak memory consumption was 178.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:34,999 INFO L168 Benchmark]: Witness Printer took 83.01 ms. Allocated memory is still 1.2 GB. Free memory was 818.4 MB in the beginning and 805.6 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:24:35,000 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, 60 locations, 1 error locations. UNSAFE Result, 330.5s OverallTime, 38 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -255126696 SDtfs, 1432200668 SDslu, -765568016 SDs, 0 SdLazy, -1593445692 SolverSat, 1070204444 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 112.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13923 GetRequests, 12530 SyntacticMatches, 603 SemanticMatches, 790 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364466 ImplicationChecksByTransitivity, 318.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 26.6s InterpolantComputationTime, 1057 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 974 ConstructedInterpolants, 0 QuantifiedInterpolants, 1486317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 4 PerfectInterpolantSequences, 286/1278 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 - CounterExampleResult [Line: 328]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L70] msg_t nomsg = (msg_t )-1; [L71] char r1 ; [L72] port_t p1 ; [L73] char p1_old ; [L74] char p1_new ; [L75] char id1 ; [L76] char st1 ; [L77] msg_t send1 ; [L78] _Bool mode1 ; [L79] port_t p2 ; [L80] char p2_old ; [L81] char p2_new ; [L82] char id2 ; [L83] char st2 ; [L84] msg_t send2 ; [L85] _Bool mode2 ; [L86] port_t p3 ; [L87] char p3_old ; [L88] char p3_new ; [L89] char id3 ; [L90] char st3 ; [L91] msg_t send3 ; [L92] _Bool mode3 ; [L171] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L275] int c1 ; [L276] int i2 ; [L279] c1 = 0 [L280] r1 = __VERIFIER_nondet_char() [L281] id1 = __VERIFIER_nondet_char() [L282] st1 = __VERIFIER_nondet_char() [L283] send1 = __VERIFIER_nondet_char() [L284] mode1 = __VERIFIER_nondet_bool() [L285] id2 = __VERIFIER_nondet_char() [L286] st2 = __VERIFIER_nondet_char() [L287] send2 = __VERIFIER_nondet_char() [L288] mode2 = __VERIFIER_nondet_bool() [L289] id3 = __VERIFIER_nondet_char() [L290] st3 = __VERIFIER_nondet_char() [L291] send3 = __VERIFIER_nondet_char() [L292] mode3 = __VERIFIER_nondet_bool() [L174] int tmp ; [L177] COND TRUE (int )r1 == 0 [L178] COND TRUE (int )id1 >= 0 [L179] COND TRUE (int )st1 == 0 [L180] COND TRUE (int )send1 == (int )id1 [L181] COND TRUE (int )mode1 == 0 [L182] COND TRUE (int )id2 >= 0 [L183] COND TRUE (int )st2 == 0 [L184] COND TRUE (int )send2 == (int )id2 [L185] COND TRUE (int )mode2 == 0 [L186] COND TRUE (int )id3 >= 0 [L187] COND TRUE (int )st3 == 0 [L188] COND TRUE (int )send3 == (int )id3 [L189] COND TRUE (int )mode3 == 0 [L190] COND TRUE (int )id1 != (int )id2 [L191] COND TRUE (int )id1 != (int )id3 [L192] COND TRUE (int )id2 != (int )id3 [L193] tmp = 1 [L242] return (tmp); [L293] i2 = init() [L295] p1_old = nomsg [L296] p1_new = nomsg [L297] p2_old = nomsg [L298] p2_new = nomsg [L299] p3_old = nomsg [L300] p3_new = nomsg [L301] i2 = 0 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L115] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L115] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L116] mode1 = (_Bool)1 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND FALSE !(\read(mode2)) [L140] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L140] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L141] mode2 = (_Bool)1 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND FALSE !(\read(mode3)) [L165] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L165] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L166] mode3 = (_Bool)1 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L250] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L251] COND FALSE !((int )r1 >= 3) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L254] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L256] COND TRUE (int )r1 < 3 [L257] tmp = 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND FALSE !(! arg) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L315] i2 ++ VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=127, p2=0, p2_new=-1, p2_old=126, p3=0, p3_new=-1, p3_old=0, r1=0, send1=127, send2=126, send3=0, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] r1 = (char )((int )r1 + 1) [L101] m1 = p3_old [L102] p3_old = nomsg [L103] COND TRUE (int )m1 != (int )nomsg [L104] COND FALSE !((int )m1 > (int )id1) [L107] COND FALSE !((int )m1 == (int )id1) [L110] send1 = m1 [L113] mode1 = (_Bool)0 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND TRUE \read(mode2) [L128] m2 = p1_old [L129] p1_old = nomsg [L130] COND TRUE (int )m2 != (int )nomsg [L131] COND TRUE (int )m2 > (int )id2 [L132] send2 = m2 [L138] mode2 = (_Bool)0 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND TRUE \read(mode3) [L153] m3 = p2_old [L154] p2_old = nomsg [L155] COND TRUE (int )m3 != (int )nomsg [L156] COND TRUE (int )m3 > (int )id3 [L157] send3 = m3 [L163] mode3 = (_Bool)0 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L250] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L251] COND FALSE !((int )r1 >= 3) VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L254] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L256] COND TRUE (int )r1 < 3 [L257] tmp = 1 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND FALSE !(! arg) VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L315] i2 ++ VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L115] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L115] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L116] mode1 = (_Bool)1 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND FALSE !(\read(mode2)) [L140] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L140] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L141] mode2 = (_Bool)1 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND FALSE !(\read(mode3)) [L165] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L165] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L166] mode3 = (_Bool)1 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L250] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L251] COND FALSE !((int )r1 >= 3) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L254] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L256] COND TRUE (int )r1 < 3 [L257] tmp = 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND FALSE !(! arg) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L315] i2 ++ VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=0, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=1, send1=0, send2=127, send3=126, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] r1 = (char )((int )r1 + 1) [L101] m1 = p3_old [L102] p3_old = nomsg [L103] COND TRUE (int )m1 != (int )nomsg [L104] COND FALSE !((int )m1 > (int )id1) [L107] COND FALSE !((int )m1 == (int )id1) [L110] send1 = m1 [L113] mode1 = (_Bool)0 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND TRUE \read(mode2) [L128] m2 = p1_old [L129] p1_old = nomsg [L130] COND TRUE (int )m2 != (int )nomsg [L131] COND FALSE !((int )m2 > (int )id2) [L134] COND FALSE !((int )m2 == (int )id2) [L138] mode2 = (_Bool)0 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND TRUE \read(mode3) [L153] m3 = p2_old [L154] p2_old = nomsg [L155] COND TRUE (int )m3 != (int )nomsg [L156] COND TRUE (int )m3 > (int )id3 [L157] send3 = m3 [L163] mode3 = (_Bool)0 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L250] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L251] COND FALSE !((int )r1 >= 3) VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L254] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L256] COND TRUE (int )r1 < 3 [L257] tmp = 1 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND FALSE !(! arg) VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L315] i2 ++ VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L115] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L115] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L116] mode1 = (_Bool)1 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND FALSE !(\read(mode2)) [L140] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L140] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L141] mode2 = (_Bool)1 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND FALSE !(\read(mode3)) [L165] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L165] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L166] mode3 = (_Bool)1 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L250] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L251] COND FALSE !((int )r1 >= 3) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L254] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L256] COND TRUE (int )r1 < 3 [L257] tmp = 1 VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND FALSE !(! arg) VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L315] i2 ++ VAL [id1=127, id2=126, id3=0, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=126, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L302] COND TRUE i2 < 6 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] r1 = (char )((int )r1 + 1) [L101] m1 = p3_old [L102] p3_old = nomsg [L103] COND TRUE (int )m1 != (int )nomsg [L104] COND FALSE !((int )m1 > (int )id1) [L107] COND TRUE (int )m1 == (int )id1 [L108] st1 = (char)1 [L113] mode1 = (_Bool)0 [L123] msg_t m2 ; [L126] m2 = nomsg [L127] COND TRUE \read(mode2) [L128] m2 = p1_old [L129] p1_old = nomsg [L130] COND TRUE (int )m2 != (int )nomsg [L131] COND FALSE !((int )m2 > (int )id2) [L134] COND TRUE (int )m2 == (int )id2 [L135] st2 = (char)1 [L138] mode2 = (_Bool)0 [L148] msg_t m3 ; [L151] m3 = nomsg [L152] COND TRUE \read(mode3) [L153] m3 = p2_old [L154] p2_old = nomsg [L155] COND TRUE (int )m3 != (int )nomsg [L156] COND TRUE (int )m3 > (int )id3 [L157] send3 = m3 [L163] mode3 = (_Bool)0 [L307] p1_old = p1_new [L308] p1_new = nomsg [L309] p2_old = p2_new [L310] p2_new = nomsg [L311] p3_old = p3_new [L312] p3_new = nomsg [L247] int tmp ; VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=126, send2=127, send3=127, st1=1, st2=1, st3=0] [L250] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L268] tmp = 0 VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=126, send2=127, send3=127, st1=1, st2=1, st3=0] [L270] return (tmp); [L313] c1 = check() [L326] COND TRUE ! arg VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=126, send2=127, send3=127, st1=1, st2=1, st3=0] [L328] __VERIFIER_error() VAL [id1=127, id2=126, id3=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=126, send2=127, send3=127, st1=1, st2=1, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.13 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 944.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 615.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 124.6 MB). Peak memory consumption was 124.6 MB. Max. memory is 11.5 GB. * CodeCheck took 330594.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -7.9 MB). Free memory was 1.0 GB in the beginning and 818.4 MB in the end (delta: 186.2 MB). Peak memory consumption was 178.4 MB. Max. memory is 11.5 GB. * Witness Printer took 83.01 ms. Allocated memory is still 1.2 GB. Free memory was 818.4 MB in the beginning and 805.6 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...