./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.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_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/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 d554aa2ddd753c54eae3eaa938a78036ee261f5c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-01 16:47:53,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:47:53,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:47:53,402 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:47:53,402 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:47:53,403 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:47:53,403 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:47:53,404 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:47:53,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:47:53,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:47:53,406 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:47:53,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:47:53,406 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:47:53,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:47:53,407 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:47:53,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:47:53,408 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:47:53,409 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:47:53,410 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:47:53,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:47:53,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:47:53,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:47:53,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:47:53,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:47:53,413 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:47:53,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:47:53,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:47:53,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:47:53,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:47:53,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:47:53,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:47:53,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:47:53,417 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:47:53,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:47:53,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:47:53,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:47:53,418 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:47:53,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:47:53,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:47:53,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:47:53,429 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:47:53,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:47:53,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:47:53,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:47:53,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:47:53,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:47:53,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:47:53,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:47:53,432 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:47:53,432 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:47:53,432 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:47:53,432 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:47:53,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:47:53,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:47:53,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:47:53,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:47:53,434 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_62c7df75-778b-4ce1-93cb-dc83379df65a/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 -> d554aa2ddd753c54eae3eaa938a78036ee261f5c [2018-12-01 16:47:53,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:47:53,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:47:53,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:47:53,470 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:47:53,470 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:47:53,471 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-12-01 16:47:53,508 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/data/6906d95cb/1997ad6a691d402399126813338f171b/FLAGaf3a0fb3d [2018-12-01 16:47:53,941 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:47:53,942 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-12-01 16:47:53,946 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/data/6906d95cb/1997ad6a691d402399126813338f171b/FLAGaf3a0fb3d [2018-12-01 16:47:53,956 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/data/6906d95cb/1997ad6a691d402399126813338f171b [2018-12-01 16:47:53,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:47:53,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:47:53,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:47:53,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:47:53,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:47:53,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:47:53" (1/1) ... [2018-12-01 16:47:53,966 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 01.12 04:47:53, skipping insertion in model container [2018-12-01 16:47:53,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:47:53" (1/1) ... [2018-12-01 16:47:53,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:47:53,988 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:47:54,095 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:47:54,100 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:47:54,126 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:47:54,167 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:47:54,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54 WrapperNode [2018-12-01 16:47:54,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:47:54,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:47:54,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:47:54,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:47:54,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:47:54,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:47:54,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:47:54,195 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:47:54,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:47:54,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:47:54,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:47:54,211 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:47:54,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/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 [2018-12-01 16:47:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:47:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:47:54,854 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:47:54,854 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-01 16:47:54,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:54 BoogieIcfgContainer [2018-12-01 16:47:54,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:47:54,855 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:47:54,855 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:47:54,861 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:47:54,862 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:54" (1/1) ... [2018-12-01 16:47:54,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:47:54,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-12-01 16:47:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-12-01 16:47:54,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-01 16:47:54,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:47:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:47:55,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-12-01 16:47:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-12-01 16:47:55,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 16:47:55,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:47:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:47:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2018-12-01 16:47:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2018-12-01 16:47:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 16:47:55,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:47:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:47:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-01 16:47:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-01 16:47:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-01 16:47:55,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:47:55,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:47:55,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:55,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-12-01 16:47:55,811 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-12-01 16:47:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 16:47:55,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:47:56,096 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 71 [2018-12-01 16:47:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:47:56,764 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2018-12-01 16:47:59,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:47:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-12-01 16:47:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-12-01 16:47:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 16:47:59,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:47:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:00,317 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2018-12-01 16:48:00,538 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2018-12-01 16:48:00,769 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2018-12-01 16:48:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:00,995 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2018-12-01 16:48:01,314 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2018-12-01 16:48:01,929 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2018-12-01 16:48:02,208 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-01 16:48:02,743 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 94 [2018-12-01 16:48:02,962 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 112 [2018-12-01 16:48:03,613 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 112 [2018-12-01 16:48:03,939 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2018-12-01 16:48:04,145 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-12-01 16:48:04,660 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-12-01 16:48:04,907 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2018-12-01 16:48:05,102 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-12-01 16:48:05,482 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-12-01 16:48:05,750 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2018-12-01 16:48:05,976 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 106 [2018-12-01 16:48:06,237 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-12-01 16:48:06,655 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-12-01 16:48:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2018-12-01 16:48:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2018-12-01 16:48:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 16:48:06,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:07,264 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-12-01 16:48:07,887 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-12-01 16:48:08,265 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-12-01 16:48:08,802 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-12-01 16:48:09,157 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-12-01 16:48:09,523 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2018-12-01 16:48:10,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-12-01 16:48:10,315 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-12-01 16:48:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 16:48:10,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:11,200 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-12-01 16:48:11,414 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-01 16:48:12,297 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-01 16:48:12,583 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2018-12-01 16:48:13,103 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-12-01 16:48:13,347 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2018-12-01 16:48:13,579 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 100 [2018-12-01 16:48:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:17,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 110 transitions. [2018-12-01 16:48:17,017 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 110 transitions. [2018-12-01 16:48:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:48:17,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:18,071 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-01 16:48:18,812 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2018-12-01 16:48:19,531 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2018-12-01 16:48:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 63 states and 129 transitions. [2018-12-01 16:48:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 129 transitions. [2018-12-01 16:48:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:48:23,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 64 states and 132 transitions. [2018-12-01 16:48:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 132 transitions. [2018-12-01 16:48:23,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:48:23,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 72 states and 153 transitions. [2018-12-01 16:48:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 153 transitions. [2018-12-01 16:48:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:48:27,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 73 states and 158 transitions. [2018-12-01 16:48:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 158 transitions. [2018-12-01 16:48:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 16:48:27,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:28,369 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 69 [2018-12-01 16:48:29,081 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2018-12-01 16:48:29,575 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2018-12-01 16:48:30,147 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2018-12-01 16:48:30,669 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 91 [2018-12-01 16:48:31,173 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 64 [2018-12-01 16:48:31,692 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 70 [2018-12-01 16:48:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:31,912 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2018-12-01 16:48:32,364 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2018-12-01 16:48:33,220 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 115 [2018-12-01 16:48:33,795 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 131 [2018-12-01 16:48:35,286 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2018-12-01 16:48:35,584 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2018-12-01 16:48:36,569 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2018-12-01 16:48:36,880 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2018-12-01 16:48:37,986 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-01 16:48:38,493 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2018-12-01 16:48:39,326 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-01 16:48:39,528 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2018-12-01 16:48:40,797 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-01 16:48:41,011 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2018-12-01 16:48:42,183 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-01 16:48:42,401 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2018-12-01 16:48:43,271 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2018-12-01 16:48:43,486 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2018-12-01 16:48:45,574 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2018-12-01 16:48:46,668 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2018-12-01 16:48:48,094 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-01 16:48:49,243 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-01 16:48:50,347 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-01 16:48:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 95 states and 220 transitions. [2018-12-01 16:48:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 220 transitions. [2018-12-01 16:48:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 16:48:51,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:48:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 97 states and 229 transitions. [2018-12-01 16:48:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 229 transitions. [2018-12-01 16:48:52,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:48:52,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:48:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:48:53,228 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 57 [2018-12-01 16:48:53,940 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 76 [2018-12-01 16:48:54,567 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 91 [2018-12-01 16:48:55,151 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 84 [2018-12-01 16:48:55,764 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 90 [2018-12-01 16:48:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:48:56,498 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2018-12-01 16:48:57,379 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 91 [2018-12-01 16:48:58,184 WARN L180 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 131 [2018-12-01 16:48:58,936 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:48:59,279 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 92 [2018-12-01 16:48:59,753 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2018-12-01 16:49:00,552 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:00,830 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 92 [2018-12-01 16:49:01,306 WARN L180 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2018-12-01 16:49:02,201 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:02,811 WARN L180 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 115 [2018-12-01 16:49:03,521 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2018-12-01 16:49:04,382 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:49:04,901 WARN L180 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 115 [2018-12-01 16:49:05,278 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2018-12-01 16:49:06,156 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:49:06,631 WARN L180 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 116 [2018-12-01 16:49:07,105 WARN L180 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2018-12-01 16:49:08,053 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-12-01 16:49:09,169 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:49:09,677 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 116 [2018-12-01 16:49:10,041 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2018-12-01 16:49:11,158 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:49:11,597 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 108 [2018-12-01 16:49:12,000 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 131 [2018-12-01 16:49:13,053 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:49:13,377 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2018-12-01 16:49:14,030 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 111 [2018-12-01 16:49:15,314 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 133 [2018-12-01 16:49:15,669 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 138 [2018-12-01 16:49:16,188 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-01 16:49:16,799 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:49:18,020 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 138 [2018-12-01 16:49:18,512 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:49:18,862 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2018-12-01 16:49:19,186 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 134 [2018-12-01 16:49:20,541 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-01 16:49:20,938 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2018-12-01 16:49:21,534 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 134 [2018-12-01 16:49:22,633 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-01 16:49:23,735 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-01 16:49:24,221 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 127 [2018-12-01 16:49:24,739 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2018-12-01 16:49:25,415 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-12-01 16:49:26,503 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:49:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 119 states and 289 transitions. [2018-12-01 16:49:26,664 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 289 transitions. [2018-12-01 16:49:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:49:26,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:49:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:49:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:49:28,710 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2018-12-01 16:49:29,601 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-01 16:49:29,874 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2018-12-01 16:49:31,218 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-12-01 16:49:31,489 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-01 16:49:31,779 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2018-12-01 16:49:32,932 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2018-12-01 16:49:33,278 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2018-12-01 16:49:34,189 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-12-01 16:49:35,227 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-12-01 16:49:35,613 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2018-12-01 16:49:36,529 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2018-12-01 16:49:37,407 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2018-12-01 16:49:37,869 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2018-12-01 16:49:38,869 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2018-12-01 16:49:39,085 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2018-12-01 16:49:40,207 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2018-12-01 16:49:40,453 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2018-12-01 16:49:41,660 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2018-12-01 16:49:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:49:42,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 131 states and 311 transitions. [2018-12-01 16:49:42,441 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 311 transitions. [2018-12-01 16:49:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:49:42,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:49:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:49:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:49:43,079 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2018-12-01 16:49:43,355 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2018-12-01 16:49:44,626 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 131 [2018-12-01 16:49:44,966 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 137 [2018-12-01 16:49:45,472 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:49:46,002 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:49:46,397 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 133 [2018-12-01 16:49:46,745 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2018-12-01 16:49:47,504 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:48,055 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-01 16:49:48,705 WARN L180 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 133 [2018-12-01 16:49:49,049 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2018-12-01 16:49:49,620 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:50,146 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-01 16:49:50,628 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 132 [2018-12-01 16:49:51,153 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:49:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:49:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 138 states and 323 transitions. [2018-12-01 16:49:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 323 transitions. [2018-12-01 16:49:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:49:51,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:49:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:49:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:49:52,062 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-12-01 16:49:53,091 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-12-01 16:49:53,728 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-12-01 16:49:54,153 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-12-01 16:49:54,720 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-12-01 16:49:55,597 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-12-01 16:49:59,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:49:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 143 states and 339 transitions. [2018-12-01 16:49:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 339 transitions. [2018-12-01 16:49:59,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:49:59,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:00,603 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 125 [2018-12-01 16:50:00,986 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 144 [2018-12-01 16:50:02,142 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-12-01 16:50:02,714 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2018-12-01 16:50:03,317 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-12-01 16:50:03,732 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2018-12-01 16:50:04,132 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2018-12-01 16:50:04,701 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-01 16:50:05,437 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-12-01 16:50:06,130 WARN L180 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2018-12-01 16:50:07,121 WARN L180 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2018-12-01 16:50:08,101 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-01 16:50:08,729 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-12-01 16:50:09,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:09,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 148 states and 346 transitions. [2018-12-01 16:50:09,011 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 346 transitions. [2018-12-01 16:50:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 16:50:09,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:10,909 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-12-01 16:50:12,378 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 97 [2018-12-01 16:50:13,689 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-12-01 16:50:14,990 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-12-01 16:50:17,839 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 81 [2018-12-01 16:50:19,222 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-12-01 16:50:19,523 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 81 [2018-12-01 16:50:24,521 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 84 [2018-12-01 16:50:24,757 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-12-01 16:50:25,779 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-12-01 16:50:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 160 states and 395 transitions. [2018-12-01 16:50:25,909 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 395 transitions. [2018-12-01 16:50:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 16:50:25,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:26,186 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-01 16:50:26,496 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 136 [2018-12-01 16:50:27,116 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-01 16:50:27,715 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-01 16:50:27,981 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-01 16:50:28,474 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2018-12-01 16:50:29,109 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-01 16:50:29,732 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:50:29,979 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-01 16:50:30,302 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2018-12-01 16:50:30,963 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-01 16:50:31,562 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:50:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 165 states and 402 transitions. [2018-12-01 16:50:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 402 transitions. [2018-12-01 16:50:31,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 16:50:31,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:31,914 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-12-01 16:50:32,242 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2018-12-01 16:50:32,891 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-01 16:50:33,536 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:50:33,809 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-01 16:50:34,155 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 131 [2018-12-01 16:50:34,798 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-01 16:50:35,467 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:50:35,720 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-01 16:50:36,061 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 131 [2018-12-01 16:50:36,727 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-01 16:50:37,407 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:50:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 167 states and 405 transitions. [2018-12-01 16:50:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 405 transitions. [2018-12-01 16:50:37,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:50:37,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:41,972 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2018-12-01 16:50:42,417 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2018-12-01 16:50:43,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:43,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 169 states and 411 transitions. [2018-12-01 16:50:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 411 transitions. [2018-12-01 16:50:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:50:43,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:45,992 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2018-12-01 16:50:48,683 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2018-12-01 16:50:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:50:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 173 states and 418 transitions. [2018-12-01 16:50:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 418 transitions. [2018-12-01 16:50:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:50:51,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:50:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:50:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:50:55,088 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-12-01 16:50:56,612 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-01 16:50:56,957 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 131 [2018-12-01 16:50:57,663 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:50:58,368 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:50:58,636 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:50:58,990 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-12-01 16:50:59,691 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:51:00,379 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:51:00,656 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-01 16:51:00,989 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-12-01 16:51:01,699 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-01 16:51:02,540 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-01 16:51:03,863 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2018-12-01 16:51:05,734 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2018-12-01 16:51:07,268 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2018-12-01 16:51:08,156 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2018-12-01 16:51:09,593 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2018-12-01 16:51:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:51:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 181 states and 438 transitions. [2018-12-01 16:51:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 438 transitions. [2018-12-01 16:51:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:51:10,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:51:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:51:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:51:10,929 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2018-12-01 16:51:12,530 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-12-01 16:51:12,926 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-01 16:51:14,036 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-12-01 16:51:15,547 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-01 16:51:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:51:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 186 states and 446 transitions. [2018-12-01 16:51:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 446 transitions. [2018-12-01 16:51:16,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:51:16,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:51:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:51:18,443 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:51:18,812 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2018-12-01 16:51:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:51:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 187 states and 451 transitions. [2018-12-01 16:51:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 451 transitions. [2018-12-01 16:51:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 16:51:20,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:51:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:51:20,237 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:51:20,513 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-01 16:51:20,870 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-12-01 16:51:21,550 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-01 16:51:22,337 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:51:22,614 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:51:22,967 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 [2018-12-01 16:51:23,704 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:51:25,028 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-01 16:51:25,313 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-01 16:51:25,676 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 [2018-12-01 16:51:26,418 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-01 16:51:27,154 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-01 16:51:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:51:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 192 states and 458 transitions. [2018-12-01 16:51:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 458 transitions. [2018-12-01 16:51:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 16:51:27,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:51:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:51:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:51:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:51:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:51:27,693 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2018-12-01 16:51:27,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:51:27 ImpRootNode [2018-12-01 16:51:27,745 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:51:27,746 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:51:27,746 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:51:27,746 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:51:27,746 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:54" (3/4) ... [2018-12-01 16:51:27,747 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 16:51:27,835 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_62c7df75-778b-4ce1-93cb-dc83379df65a/bin-2019/ukojak/witness.graphml [2018-12-01 16:51:27,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:51:27,836 INFO L168 Benchmark]: Toolchain (without parser) took 213877.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 956.0 MB in the beginning and 808.0 MB in the end (delta: 147.9 MB). Peak memory consumption was 285.3 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,837 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:51:27,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -148.2 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,837 INFO L168 Benchmark]: Boogie Preprocessor took 16.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:51:27,838 INFO L168 Benchmark]: RCFGBuilder took 643.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 975.0 MB in the end (delta: 126.4 MB). Peak memory consumption was 126.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,838 INFO L168 Benchmark]: CodeCheck took 212890.39 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 975.0 MB in the beginning and 821.1 MB in the end (delta: 153.9 MB). Peak memory consumption was 184.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,838 INFO L168 Benchmark]: Witness Printer took 90.00 ms. Allocated memory is still 1.2 GB. Free memory was 821.1 MB in the beginning and 808.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:51:27,840 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, 61 locations, 1 error locations. UNSAFE Result, 212.8s OverallTime, 29 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1207959552 SDtfs, 1418612044 SDslu, 939524096 SDs, 0 SdLazy, -1680864440 SolverSat, 1823053080 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 52.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9166 GetRequests, 8053 SyntacticMatches, 461 SemanticMatches, 652 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253756 ImplicationChecksByTransitivity, 205.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 22.2s InterpolantComputationTime, 740 NumberOfCodeBlocks, 740 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 671 ConstructedInterpolants, 0 QuantifiedInterpolants, 572849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 4 PerfectInterpolantSequences, 214/938 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: 330]: 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] unsigned 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 ; [L174] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L278] int c1 ; [L279] int i2 ; [L282] c1 = 0 [L283] r1 = __VERIFIER_nondet_uchar() [L284] id1 = __VERIFIER_nondet_char() [L285] st1 = __VERIFIER_nondet_char() [L286] send1 = __VERIFIER_nondet_char() [L287] mode1 = __VERIFIER_nondet_bool() [L288] id2 = __VERIFIER_nondet_char() [L289] st2 = __VERIFIER_nondet_char() [L290] send2 = __VERIFIER_nondet_char() [L291] mode2 = __VERIFIER_nondet_bool() [L292] id3 = __VERIFIER_nondet_char() [L293] st3 = __VERIFIER_nondet_char() [L294] send3 = __VERIFIER_nondet_char() [L295] mode3 = __VERIFIER_nondet_bool() [L177] int tmp ; [L180] COND TRUE (int )r1 == 0 [L181] COND TRUE (int )id1 >= 0 [L182] COND TRUE (int )st1 == 0 [L183] COND TRUE (int )send1 == (int )id1 [L184] COND TRUE (int )mode1 == 0 [L185] COND TRUE (int )id2 >= 0 [L186] COND TRUE (int )st2 == 0 [L187] COND TRUE (int )send2 == (int )id2 [L188] COND TRUE (int )mode2 == 0 [L189] COND TRUE (int )id3 >= 0 [L190] COND TRUE (int )st3 == 0 [L191] COND TRUE (int )send3 == (int )id3 [L192] COND TRUE (int )mode3 == 0 [L193] COND TRUE (int )id1 != (int )id2 [L194] COND TRUE (int )id1 != (int )id3 [L195] COND TRUE (int )id2 != (int )id3 [L196] tmp = 1 [L245] return (tmp); [L296] i2 = init() [L298] p1_old = nomsg [L299] p1_new = nomsg [L300] p2_old = nomsg [L301] p2_new = nomsg [L302] p3_old = nomsg [L303] p3_new = nomsg [L304] i2 = 0 VAL [id1=57, id2=55, id3=56, 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=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L118] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L118] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L119] mode1 = (_Bool)1 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND FALSE !(\read(mode2)) [L143] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L143] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L144] mode2 = (_Bool)1 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND FALSE !(\read(mode3)) [L168] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L168] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L169] mode3 = (_Bool)1 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=57, p2=0, p2_new=-1, p2_old=55, p3=0, p3_new=-1, p3_old=56, r1=0, send1=57, send2=55, send3=56, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] COND FALSE !(r1 == 255) [L103] r1 = r1 + 1 [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND FALSE !((int )m1 > (int )id1) [L110] COND FALSE !((int )m1 == (int )id1) [L113] send1 = m1 [L116] mode1 = (_Bool)0 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND TRUE \read(mode2) [L131] m2 = p1_old [L132] p1_old = nomsg [L133] COND TRUE (int )m2 != (int )nomsg [L134] COND TRUE (int )m2 > (int )id2 [L135] send2 = m2 [L141] mode2 = (_Bool)0 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND TRUE \read(mode3) [L156] m3 = p2_old [L157] p2_old = nomsg [L158] COND TRUE (int )m3 != (int )nomsg [L159] COND FALSE !((int )m3 > (int )id3) [L162] COND FALSE !((int )m3 == (int )id3) [L166] mode3 = (_Bool)0 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=57, id2=55, id3=56, 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=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L118] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L118] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L119] mode1 = (_Bool)1 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND FALSE !(\read(mode2)) [L143] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L143] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L144] mode2 = (_Bool)1 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND FALSE !(\read(mode3)) [L168] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L168] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L169] mode3 = (_Bool)1 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=57, p3=0, p3_new=-1, p3_old=56, r1=1, send1=56, send2=57, send3=56, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] COND FALSE !(r1 == 255) [L103] r1 = r1 + 1 [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND FALSE !((int )m1 > (int )id1) [L110] COND FALSE !((int )m1 == (int )id1) [L113] send1 = m1 [L116] mode1 = (_Bool)0 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND TRUE \read(mode2) [L131] m2 = p1_old [L132] p1_old = nomsg [L133] COND TRUE (int )m2 != (int )nomsg [L134] COND TRUE (int )m2 > (int )id2 [L135] send2 = m2 [L141] mode2 = (_Bool)0 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND TRUE \read(mode3) [L156] m3 = p2_old [L157] p2_old = nomsg [L158] COND TRUE (int )m3 != (int )nomsg [L159] COND TRUE (int )m3 > (int )id3 [L160] send3 = m3 [L166] mode3 = (_Bool)0 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND FALSE !(\read(mode1)) [L118] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L118] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L119] mode1 = (_Bool)1 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND FALSE !(\read(mode2)) [L143] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L143] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L144] mode2 = (_Bool)1 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND FALSE !(\read(mode3)) [L168] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L168] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L169] mode3 = (_Bool)1 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=57, id2=55, id3=56, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=56, p2=0, p2_new=-1, p2_old=56, p3=0, p3_new=-1, p3_old=57, r1=2, send1=56, send2=56, send3=57, st1=0, st2=0, st3=0] [L305] COND TRUE 1 [L95] msg_t m1 ; [L98] m1 = nomsg [L99] COND TRUE \read(mode1) [L100] COND FALSE !(r1 == 255) [L103] r1 = r1 + 1 [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND FALSE !((int )m1 > (int )id1) [L110] COND TRUE (int )m1 == (int )id1 [L111] st1 = (char)1 [L116] mode1 = (_Bool)0 [L126] msg_t m2 ; [L129] m2 = nomsg [L130] COND TRUE \read(mode2) [L131] m2 = p1_old [L132] p1_old = nomsg [L133] COND TRUE (int )m2 != (int )nomsg [L134] COND TRUE (int )m2 > (int )id2 [L135] send2 = m2 [L141] mode2 = (_Bool)0 [L151] msg_t m3 ; [L154] m3 = nomsg [L155] COND TRUE \read(mode3) [L156] m3 = p2_old [L157] p2_old = nomsg [L158] COND TRUE (int )m3 != (int )nomsg [L159] COND FALSE !((int )m3 > (int )id3) [L162] COND TRUE (int )m3 == (int )id3 [L163] st3 = (char)1 [L166] mode3 = (_Bool)0 [L310] p1_old = p1_new [L311] p1_new = nomsg [L312] p2_old = p2_new [L313] p2_new = nomsg [L314] p3_old = p3_new [L315] p3_new = nomsg [L250] int tmp ; VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=1, st2=0, st3=1] [L253] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L271] tmp = 0 VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=1, st2=0, st3=1] [L273] return (tmp); [L316] c1 = check() [L328] COND TRUE ! arg VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=1, st2=0, st3=1] [L330] __VERIFIER_error() VAL [id1=57, id2=55, id3=56, 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=56, send2=56, send3=57, st1=1, st2=0, st3=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 207.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -148.2 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 643.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 975.0 MB in the end (delta: 126.4 MB). Peak memory consumption was 126.4 MB. Max. memory is 11.5 GB. * CodeCheck took 212890.39 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 975.0 MB in the beginning and 821.1 MB in the end (delta: 153.9 MB). Peak memory consumption was 184.8 MB. Max. memory is 11.5 GB. * Witness Printer took 90.00 ms. Allocated memory is still 1.2 GB. Free memory was 821.1 MB in the beginning and 808.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...