./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_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/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_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/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 [2018-12-09 00:03:54,163 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:03:54,164 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:03:54,170 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:03:54,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:03:54,171 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:03:54,172 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:03:54,173 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:03:54,173 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:03:54,174 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:03:54,174 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:03:54,174 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:03:54,175 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:03:54,175 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:03:54,176 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:03:54,176 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:03:54,177 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:03:54,178 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:03:54,179 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:03:54,179 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:03:54,180 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:03:54,180 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:03:54,181 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:03:54,182 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:03:54,182 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:03:54,182 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:03:54,183 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:03:54,183 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:03:54,184 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:03:54,184 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:03:54,184 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:03:54,185 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:03:54,185 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:03:54,185 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:03:54,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:03:54,186 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:03:54,186 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:03:54,193 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:03:54,193 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:03:54,193 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:03:54,193 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:03:54,194 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:03:54,194 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:03:54,194 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:03:54,194 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:03:54,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:03:54,195 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:03:54,196 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:03:54,196 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:03:54,196 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:03:54,196 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:03:54,196 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:03:54,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:03:54,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:03:54,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:03:54,197 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:03:54,197 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:03:54,197 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:03:54,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:03:54,197 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_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/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 [2018-12-09 00:03:54,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:03:54,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:03:54,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:03:54,222 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:03:54,222 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:03:54,223 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-12-09 00:03:54,256 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/data/abe1612a4/a952dd482f2e4783aea4d65766334d15/FLAGcd3144cb8 [2018-12-09 00:03:54,646 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:03:54,647 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-12-09 00:03:54,651 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/data/abe1612a4/a952dd482f2e4783aea4d65766334d15/FLAGcd3144cb8 [2018-12-09 00:03:54,659 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/data/abe1612a4/a952dd482f2e4783aea4d65766334d15 [2018-12-09 00:03:54,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:03:54,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:03:54,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:54,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:03:54,664 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:03:54,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54, skipping insertion in model container [2018-12-09 00:03:54,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:03:54,687 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:03:54,797 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:54,802 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:03:54,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:54,865 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:03:54,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54 WrapperNode [2018-12-09 00:03:54,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:54,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:54,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:03:54,867 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:03:54,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:54,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:03:54,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:03:54,895 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:03:54,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... [2018-12-09 00:03:54,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:03:54,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:03:54,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:03:54,910 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:03:54,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/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 [2018-12-09 00:03:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:03:54,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:03:55,566 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:03:55,567 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-09 00:03:55,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:55 BoogieIcfgContainer [2018-12-09 00:03:55,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:03:55,567 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:03:55,568 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:03:55,576 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:03:55,576 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:55" (1/1) ... [2018-12-09 00:03:55,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:03:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:55,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-12-09 00:03:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-12-09 00:03:55,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 00:03:55,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-12-09 00:03:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-12-09 00:03:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 00:03:55,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:56,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2018-12-09 00:03:56,057 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2018-12-09 00:03:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 00:03:56,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-12-09 00:03:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-12-09 00:03:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 00:03:56,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-12-09 00:03:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-12-09 00:03:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 00:03:56,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:56,896 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 71 [2018-12-09 00:03:57,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:57,550 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2018-12-09 00:04:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-12-09 00:04:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-12-09 00:04:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 00:04:00,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:00,797 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2018-12-09 00:04:01,003 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2018-12-09 00:04:01,231 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2018-12-09 00:04:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:01,441 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2018-12-09 00:04:02,152 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2018-12-09 00:04:02,812 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2018-12-09 00:04:03,098 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-09 00:04:03,607 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 94 [2018-12-09 00:04:03,786 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 112 [2018-12-09 00:04:04,437 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 112 [2018-12-09 00:04:04,765 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2018-12-09 00:04:04,943 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-12-09 00:04:05,400 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2018-12-09 00:04:05,570 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-12-09 00:04:06,057 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2018-12-09 00:04:06,242 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 106 [2018-12-09 00:04:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2018-12-09 00:04:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2018-12-09 00:04:06,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 00:04:06,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:07,166 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-12-09 00:04:07,605 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-12-09 00:04:08,167 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-12-09 00:04:08,716 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2018-12-09 00:04:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-12-09 00:04:09,196 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-12-09 00:04:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:04:09,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:10,136 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-12-09 00:04:10,350 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-09 00:04:10,728 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-12-09 00:04:11,477 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-09 00:04:11,922 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2018-12-09 00:04:12,366 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-12-09 00:04:12,807 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-12-09 00:04:13,089 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2018-12-09 00:04:13,360 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 100 [2018-12-09 00:04:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 110 transitions. [2018-12-09 00:04:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 110 transitions. [2018-12-09 00:04:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:04:17,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:18,084 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-09 00:04:18,816 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2018-12-09 00:04:19,521 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2018-12-09 00:04:20,200 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-12-09 00:04:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 64 states and 132 transitions. [2018-12-09 00:04:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 132 transitions. [2018-12-09 00:04:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:04:23,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 72 states and 153 transitions. [2018-12-09 00:04:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 153 transitions. [2018-12-09 00:04:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:04:25,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 73 states and 158 transitions. [2018-12-09 00:04:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 158 transitions. [2018-12-09 00:04:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 00:04:26,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:27,249 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 69 [2018-12-09 00:04:27,732 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2018-12-09 00:04:28,259 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2018-12-09 00:04:28,801 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2018-12-09 00:04:29,321 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 91 [2018-12-09 00:04:29,812 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 64 [2018-12-09 00:04:30,585 WARN L180 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 70 [2018-12-09 00:04:30,603 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:31,071 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2018-12-09 00:04:32,230 WARN L180 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2018-12-09 00:04:32,828 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-12-09 00:04:33,606 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 115 [2018-12-09 00:04:34,147 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 131 [2018-12-09 00:04:34,685 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-12-09 00:04:35,494 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:04:36,420 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2018-12-09 00:04:36,714 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2018-12-09 00:04:37,712 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2018-12-09 00:04:37,999 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2018-12-09 00:04:38,707 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:04:39,104 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-09 00:04:39,616 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2018-12-09 00:04:40,429 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-09 00:04:40,643 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2018-12-09 00:04:42,074 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-09 00:04:42,272 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2018-12-09 00:04:43,106 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2018-12-09 00:04:43,307 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2018-12-09 00:04:44,150 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2018-12-09 00:04:44,385 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2018-12-09 00:04:45,066 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-12-09 00:04:46,927 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2018-12-09 00:04:48,035 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2018-12-09 00:04:49,413 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-09 00:04:50,459 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-09 00:04:51,591 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-09 00:04:51,792 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-12-09 00:04:52,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 95 states and 220 transitions. [2018-12-09 00:04:52,568 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 220 transitions. [2018-12-09 00:04:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 00:04:52,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 97 states and 229 transitions. [2018-12-09 00:04:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 229 transitions. [2018-12-09 00:04:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:04:53,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:54,538 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 57 [2018-12-09 00:04:55,265 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 76 [2018-12-09 00:04:55,903 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 91 [2018-12-09 00:04:56,478 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 84 [2018-12-09 00:04:57,059 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 90 [2018-12-09 00:04:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:57,788 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2018-12-09 00:04:58,708 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-12-09 00:04:59,169 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 91 [2018-12-09 00:05:00,530 WARN L180 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 131 [2018-12-09 00:05:01,301 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-12-09 00:05:01,903 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:05:02,383 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 92 [2018-12-09 00:05:02,918 WARN L180 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2018-12-09 00:05:03,731 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:05:04,033 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 92 [2018-12-09 00:05:04,506 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2018-12-09 00:05:05,573 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:05:06,013 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 115 [2018-12-09 00:05:06,803 WARN L180 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2018-12-09 00:05:07,318 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-12-09 00:05:07,783 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:05:08,366 WARN L180 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 115 [2018-12-09 00:05:08,822 WARN L180 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2018-12-09 00:05:10,002 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:05:10,527 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 116 [2018-12-09 00:05:10,915 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2018-12-09 00:05:11,828 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-12-09 00:05:12,343 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:05:12,776 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 116 [2018-12-09 00:05:13,151 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2018-12-09 00:05:14,046 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:05:14,485 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 108 [2018-12-09 00:05:14,862 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 131 [2018-12-09 00:05:15,761 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:05:16,207 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2018-12-09 00:05:17,592 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 111 [2018-12-09 00:05:18,364 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-12-09 00:05:19,220 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 133 [2018-12-09 00:05:19,543 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 138 [2018-12-09 00:05:19,999 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-09 00:05:20,461 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:05:21,371 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 138 [2018-12-09 00:05:21,898 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:05:22,235 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2018-12-09 00:05:22,551 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 134 [2018-12-09 00:05:22,996 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-09 00:05:23,496 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-09 00:05:23,847 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2018-12-09 00:05:24,186 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 134 [2018-12-09 00:05:24,653 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-09 00:05:25,128 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-09 00:05:25,492 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 127 [2018-12-09 00:05:25,865 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2018-12-09 00:05:26,459 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-12-09 00:05:27,183 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:05:27,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:27,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 119 states and 289 transitions. [2018-12-09 00:05:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 289 transitions. [2018-12-09 00:05:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:05:27,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:27,467 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:05:27,777 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 103 [2018-12-09 00:05:28,320 WARN L180 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2018-12-09 00:05:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 121 states and 295 transitions. [2018-12-09 00:05:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 295 transitions. [2018-12-09 00:05:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:05:29,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:30,750 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:05:31,731 WARN L180 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2018-12-09 00:05:32,792 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-09 00:05:33,071 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2018-12-09 00:05:34,230 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2018-12-09 00:05:34,517 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2018-12-09 00:05:35,692 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2018-12-09 00:05:35,966 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2018-12-09 00:05:37,140 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2018-12-09 00:05:37,668 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2018-12-09 00:05:38,821 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2018-12-09 00:05:39,364 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2018-12-09 00:05:40,693 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2018-12-09 00:05:41,234 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2018-12-09 00:05:42,964 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2018-12-09 00:05:43,331 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2018-12-09 00:05:44,081 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-12-09 00:05:45,088 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2018-12-09 00:05:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 133 states and 317 transitions. [2018-12-09 00:05:46,292 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 317 transitions. [2018-12-09 00:05:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:05:46,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:05:47,421 WARN L180 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-12-09 00:05:48,397 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-12-09 00:05:49,903 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-12-09 00:05:51,443 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-12-09 00:05:55,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:55,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 138 states and 334 transitions. [2018-12-09 00:05:55,092 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 334 transitions. [2018-12-09 00:05:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:05:55,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:05:55,844 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 131 [2018-12-09 00:05:56,178 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 137 [2018-12-09 00:05:56,718 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:05:57,801 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:05:58,181 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 133 [2018-12-09 00:05:58,589 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2018-12-09 00:05:59,529 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:06:00,082 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-09 00:06:00,459 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 133 [2018-12-09 00:06:00,795 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2018-12-09 00:06:01,354 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:06:01,953 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-09 00:06:02,435 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 132 [2018-12-09 00:06:02,972 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:06:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 143 states and 342 transitions. [2018-12-09 00:06:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 342 transitions. [2018-12-09 00:06:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:06:03,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:06:03,609 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 125 [2018-12-09 00:06:03,996 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 144 [2018-12-09 00:06:05,159 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-12-09 00:06:05,769 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2018-12-09 00:06:07,064 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-12-09 00:06:07,467 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2018-12-09 00:06:07,884 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2018-12-09 00:06:08,592 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-09 00:06:09,262 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-12-09 00:06:09,675 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 126 [2018-12-09 00:06:10,092 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2018-12-09 00:06:10,895 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-12-09 00:06:11,565 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-12-09 00:06:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:11,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 148 states and 349 transitions. [2018-12-09 00:06:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 349 transitions. [2018-12-09 00:06:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 00:06:11,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:06:13,643 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-12-09 00:06:14,749 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-12-09 00:06:15,806 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 97 [2018-12-09 00:06:17,091 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-12-09 00:06:18,358 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-12-09 00:06:21,471 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 81 [2018-12-09 00:06:22,910 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 81 [2018-12-09 00:06:27,588 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 84 [2018-12-09 00:06:27,871 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-12-09 00:06:28,830 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-12-09 00:06:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 160 states and 398 transitions. [2018-12-09 00:06:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 398 transitions. [2018-12-09 00:06:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 00:06:28,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:06:29,254 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-12-09 00:06:29,575 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 136 [2018-12-09 00:06:30,139 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-12-09 00:06:30,763 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-09 00:06:31,038 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-09 00:06:31,678 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2018-12-09 00:06:32,482 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-09 00:06:33,106 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:06:33,382 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-09 00:06:33,739 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2018-12-09 00:06:34,445 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-09 00:06:35,083 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:06:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:35,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 165 states and 405 transitions. [2018-12-09 00:06:35,144 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 405 transitions. [2018-12-09 00:06:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 00:06:35,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:06:35,431 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-12-09 00:06:35,758 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2018-12-09 00:06:36,411 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-09 00:06:37,042 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:06:37,289 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-09 00:06:37,633 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 131 [2018-12-09 00:06:38,289 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-09 00:06:38,965 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:06:39,220 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-12-09 00:06:39,549 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 131 [2018-12-09 00:06:40,228 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-09 00:06:40,876 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:06:40,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:40,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 167 states and 408 transitions. [2018-12-09 00:06:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 408 transitions. [2018-12-09 00:06:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:06:40,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:06:44,787 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-12-09 00:06:46,404 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2018-12-09 00:06:47,907 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-09 00:06:49,423 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-12-09 00:06:51,350 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2018-12-09 00:06:53,125 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-12-09 00:06:55,287 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2018-12-09 00:06:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 178 states and 439 transitions. [2018-12-09 00:06:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 439 transitions. [2018-12-09 00:06:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:06:57,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:00,672 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:07:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 180 states and 444 transitions. [2018-12-09 00:07:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 444 transitions. [2018-12-09 00:07:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:07:03,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:03,116 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:07:03,380 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-12-09 00:07:03,725 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 131 [2018-12-09 00:07:04,906 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:07:05,863 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:07:06,160 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:07:06,500 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-12-09 00:07:07,214 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:07:07,968 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:07:08,241 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-12-09 00:07:08,594 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-12-09 00:07:09,279 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-12-09 00:07:09,945 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-12-09 00:07:10,304 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2018-12-09 00:07:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 183 states and 451 transitions. [2018-12-09 00:07:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 451 transitions. [2018-12-09 00:07:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:07:11,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:13,360 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:07:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 187 states and 456 transitions. [2018-12-09 00:07:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 456 transitions. [2018-12-09 00:07:16,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:07:16,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:07:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:19,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 189 states and 462 transitions. [2018-12-09 00:07:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 462 transitions. [2018-12-09 00:07:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:07:19,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:07:19,931 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-09 00:07:20,271 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-12-09 00:07:20,962 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-12-09 00:07:21,679 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:07:21,952 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:07:22,299 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 [2018-12-09 00:07:23,031 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:07:23,721 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-09 00:07:23,999 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-12-09 00:07:24,358 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 [2018-12-09 00:07:25,071 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-12-09 00:07:25,799 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-12-09 00:07:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 194 states and 469 transitions. [2018-12-09 00:07:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 469 transitions. [2018-12-09 00:07:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 00:07:25,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:07:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:07:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:07:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:07:26,521 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2018-12-09 00:07:26,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:07:26 ImpRootNode [2018-12-09 00:07:26,594 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:07:26,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:07:26,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:07:26,594 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:07:26,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:55" (3/4) ... [2018-12-09 00:07:26,597 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 00:07:26,666 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8d4c8481-f3ef-4c1a-a3e4-7ed9b42f48f5/bin-2019/ukojak/witness.graphml [2018-12-09 00:07:26,666 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:07:26,667 INFO L168 Benchmark]: Toolchain (without parser) took 212006.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 953.3 MB in the beginning and 811.6 MB in the end (delta: 141.7 MB). Peak memory consumption was 233.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,667 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:07:26,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.68 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,668 INFO L168 Benchmark]: Boogie Preprocessor took 15.77 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,668 INFO L168 Benchmark]: RCFGBuilder took 656.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 964.5 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,668 INFO L168 Benchmark]: CodeCheck took 211026.44 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.5 MB). Free memory was 964.5 MB in the beginning and 825.5 MB in the end (delta: 139.0 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,669 INFO L168 Benchmark]: Witness Printer took 72.17 ms. Allocated memory is still 1.1 GB. Free memory was 825.5 MB in the beginning and 811.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:07:26,670 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, 210.9s OverallTime, 29 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1207959552 SDtfs, 1428683088 SDslu, 939524096 SDs, 0 SdLazy, -1640758776 SolverSat, 1826731036 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 54.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9339 GetRequests, 8221 SyntacticMatches, 466 SemanticMatches, 652 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255068 ImplicationChecksByTransitivity, 203.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 23.4s InterpolantComputationTime, 747 NumberOfCodeBlocks, 747 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 663436 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 4 PerfectInterpolantSequences, 216/958 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=5, id2=4, id3=3, 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=5, send2=4, send3=3, 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=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=5, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=3, r1=0, send1=5, send2=4, send3=3, 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=5, id2=4, id3=3, 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=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=5, id2=4, id3=3, 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=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=5, id2=4, id3=3, 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=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=5, id2=4, id3=3, 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=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=5, id2=4, id3=3, 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=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=5, id2=4, id3=3, 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=3, send2=5, send3=4, 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=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=3, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=4, r1=1, send1=3, send2=5, send3=4, 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 FALSE !((int )m2 > (int )id2) [L137] COND FALSE !((int )m2 == (int )id2) [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=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, 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=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L253] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L254] COND FALSE !((int )r1 >= 3) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L257] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L259] COND TRUE (int )r1 < 3 [L260] tmp = 1 VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, st1=0, st2=0, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND FALSE !(! arg) VAL [id1=5, id2=4, id3=3, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=5, p3=0, p3_new=-1, p3_old=5, r1=2, send1=4, send2=5, send3=5, 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 FALSE !((int )m2 > (int )id2) [L137] COND TRUE (int )m2 == (int )id2 [L138] st2 = (char)1 [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=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=1, st2=1, st3=0] [L253] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L271] tmp = 0 VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=1, st2=1, st3=0] [L273] return (tmp); [L316] c1 = check() [L328] COND TRUE ! arg VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=1, st2=1, st3=0] [L330] __VERIFIER_error() VAL [id1=5, id2=4, id3=3, 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=4, send2=5, send3=5, st1=1, st2=1, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 204.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.68 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.77 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 656.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 964.5 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.3 MB. Max. memory is 11.5 GB. * CodeCheck took 211026.44 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.5 MB). Free memory was 964.5 MB in the beginning and 825.5 MB in the end (delta: 139.0 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. * Witness Printer took 72.17 ms. Allocated memory is still 1.1 GB. Free memory was 825.5 MB in the beginning and 811.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...