./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d5cb8d9caea7ccafc5dde86756b709e1bbbadc4ec66724ae09094031008d598 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:52:39,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:52:39,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:52:39,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:52:39,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:52:39,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:52:39,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:52:39,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:52:39,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:52:39,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:52:39,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:52:39,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:52:39,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:52:39,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:52:39,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:52:39,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:52:39,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:52:39,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:52:39,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:52:39,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:52:39,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:52:39,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:52:39,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:52:39,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:52:39,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:52:39,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:52:39,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:52:39,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:52:39,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:52:39,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:52:39,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:52:39,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:52:39,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:52:39,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:52:39,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:52:39,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:52:39,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:52:39,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:52:39,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:52:39,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:52:39,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:52:39,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:52:39,809 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:52:39,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:52:39,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:52:39,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:52:39,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:52:39,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:52:39,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:52:39,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:52:39,816 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:52:39,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:52:39,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:52:39,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:52:39,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:52:39,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:52:39,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:52:39,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:52:39,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:52:39,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:52:39,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:52:39,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:52:39,820 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:52:39,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:52:39,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:52:39,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d5cb8d9caea7ccafc5dde86756b709e1bbbadc4ec66724ae09094031008d598 [2022-02-20 18:52:39,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:52:40,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:52:40,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:52:40,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:52:40,022 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:52:40,023 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2022-02-20 18:52:40,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/223965a7d/57646da27fde49d69bab1e98b7ae42fe/FLAGaf5887ca1 [2022-02-20 18:52:40,503 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:52:40,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2022-02-20 18:52:40,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/223965a7d/57646da27fde49d69bab1e98b7ae42fe/FLAGaf5887ca1 [2022-02-20 18:52:40,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/223965a7d/57646da27fde49d69bab1e98b7ae42fe [2022-02-20 18:52:40,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:52:40,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:52:40,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:52:40,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:52:40,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:52:40,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:40,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12675e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40, skipping insertion in model container [2022-02-20 18:52:40,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:40,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:52:40,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:52:40,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[10276,10289] [2022-02-20 18:52:40,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:52:40,878 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:52:40,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[10276,10289] [2022-02-20 18:52:40,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:52:40,984 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:52:40,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40 WrapperNode [2022-02-20 18:52:40,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:52:40,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:52:40,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:52:40,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:52:40,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,047 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 827 [2022-02-20 18:52:41,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:52:41,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:52:41,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:52:41,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:52:41,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:52:41,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:52:41,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:52:41,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:52:41,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (1/1) ... [2022-02-20 18:52:41,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:52:41,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:52:41,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 18:52:41,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 18:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:52:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:52:41,256 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:52:41,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:52:41,868 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:52:41,877 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:52:41,877 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:52:41,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:52:41 BoogieIcfgContainer [2022-02-20 18:52:41,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:52:41,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:52:41,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:52:41,883 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:52:41,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:52:40" (1/3) ... [2022-02-20 18:52:41,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54733164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:52:41, skipping insertion in model container [2022-02-20 18:52:41,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:40" (2/3) ... [2022-02-20 18:52:41,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54733164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:52:41, skipping insertion in model container [2022-02-20 18:52:41,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:52:41" (3/3) ... [2022-02-20 18:52:41,885 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.1.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2022-02-20 18:52:41,890 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:52:41,890 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:52:41,927 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:52:41,933 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 18:52:41,933 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:52:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 213 states have (on average 1.676056338028169) internal successors, (357), 214 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-20 18:52:41,966 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:41,966 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:41,967 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:41,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:41,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1369000833, now seen corresponding path program 1 times [2022-02-20 18:52:41,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:41,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368138514] [2022-02-20 18:52:41,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:41,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:42,208 INFO L290 TraceCheckUtils]: 0: Hoare triple {218#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {218#true} is VALID [2022-02-20 18:52:42,209 INFO L290 TraceCheckUtils]: 1: Hoare triple {218#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {218#true} is VALID [2022-02-20 18:52:42,210 INFO L290 TraceCheckUtils]: 2: Hoare triple {218#true} assume !(0 == ~r1~0);main_~init__tmp~0#1 := 0; {220#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} is VALID [2022-02-20 18:52:42,210 INFO L290 TraceCheckUtils]: 3: Hoare triple {220#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {221#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} is VALID [2022-02-20 18:52:42,211 INFO L290 TraceCheckUtils]: 4: Hoare triple {221#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {219#false} is VALID [2022-02-20 18:52:42,211 INFO L290 TraceCheckUtils]: 5: Hoare triple {219#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,211 INFO L290 TraceCheckUtils]: 6: Hoare triple {219#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,211 INFO L290 TraceCheckUtils]: 7: Hoare triple {219#false} assume !(main_~node1__m1~0#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,211 INFO L290 TraceCheckUtils]: 8: Hoare triple {219#false} ~mode1~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,212 INFO L290 TraceCheckUtils]: 9: Hoare triple {219#false} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,212 INFO L290 TraceCheckUtils]: 10: Hoare triple {219#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,212 INFO L290 TraceCheckUtils]: 11: Hoare triple {219#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,212 INFO L290 TraceCheckUtils]: 12: Hoare triple {219#false} ~mode2~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,212 INFO L290 TraceCheckUtils]: 13: Hoare triple {219#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,213 INFO L290 TraceCheckUtils]: 14: Hoare triple {219#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,213 INFO L290 TraceCheckUtils]: 15: Hoare triple {219#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,213 INFO L290 TraceCheckUtils]: 16: Hoare triple {219#false} ~mode3~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,213 INFO L290 TraceCheckUtils]: 17: Hoare triple {219#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,213 INFO L290 TraceCheckUtils]: 18: Hoare triple {219#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,214 INFO L290 TraceCheckUtils]: 19: Hoare triple {219#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,214 INFO L290 TraceCheckUtils]: 20: Hoare triple {219#false} ~mode4~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,214 INFO L290 TraceCheckUtils]: 21: Hoare triple {219#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,214 INFO L290 TraceCheckUtils]: 22: Hoare triple {219#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,214 INFO L290 TraceCheckUtils]: 23: Hoare triple {219#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,215 INFO L290 TraceCheckUtils]: 24: Hoare triple {219#false} ~mode5~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,215 INFO L290 TraceCheckUtils]: 25: Hoare triple {219#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {219#false} is VALID [2022-02-20 18:52:42,215 INFO L290 TraceCheckUtils]: 26: Hoare triple {219#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {219#false} is VALID [2022-02-20 18:52:42,215 INFO L290 TraceCheckUtils]: 27: Hoare triple {219#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {219#false} is VALID [2022-02-20 18:52:42,215 INFO L290 TraceCheckUtils]: 28: Hoare triple {219#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {219#false} is VALID [2022-02-20 18:52:42,216 INFO L290 TraceCheckUtils]: 29: Hoare triple {219#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,216 INFO L290 TraceCheckUtils]: 30: Hoare triple {219#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,216 INFO L290 TraceCheckUtils]: 31: Hoare triple {219#false} assume !(main_~node1__m1~1#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,216 INFO L290 TraceCheckUtils]: 32: Hoare triple {219#false} ~mode1~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,216 INFO L290 TraceCheckUtils]: 33: Hoare triple {219#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 34: Hoare triple {219#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 35: Hoare triple {219#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 36: Hoare triple {219#false} ~mode2~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 37: Hoare triple {219#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 38: Hoare triple {219#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,217 INFO L290 TraceCheckUtils]: 39: Hoare triple {219#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,218 INFO L290 TraceCheckUtils]: 40: Hoare triple {219#false} ~mode3~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,218 INFO L290 TraceCheckUtils]: 41: Hoare triple {219#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,218 INFO L290 TraceCheckUtils]: 42: Hoare triple {219#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,218 INFO L290 TraceCheckUtils]: 43: Hoare triple {219#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,218 INFO L290 TraceCheckUtils]: 44: Hoare triple {219#false} ~mode4~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,219 INFO L290 TraceCheckUtils]: 45: Hoare triple {219#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,219 INFO L290 TraceCheckUtils]: 46: Hoare triple {219#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,219 INFO L290 TraceCheckUtils]: 47: Hoare triple {219#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,219 INFO L290 TraceCheckUtils]: 48: Hoare triple {219#false} ~mode5~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,219 INFO L290 TraceCheckUtils]: 49: Hoare triple {219#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {219#false} is VALID [2022-02-20 18:52:42,220 INFO L290 TraceCheckUtils]: 50: Hoare triple {219#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {219#false} is VALID [2022-02-20 18:52:42,220 INFO L290 TraceCheckUtils]: 51: Hoare triple {219#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {219#false} is VALID [2022-02-20 18:52:42,220 INFO L290 TraceCheckUtils]: 52: Hoare triple {219#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {219#false} is VALID [2022-02-20 18:52:42,220 INFO L290 TraceCheckUtils]: 53: Hoare triple {219#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {219#false} is VALID [2022-02-20 18:52:42,220 INFO L290 TraceCheckUtils]: 54: Hoare triple {219#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 55: Hoare triple {219#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 56: Hoare triple {219#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 57: Hoare triple {219#false} ~mode1~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 58: Hoare triple {219#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 59: Hoare triple {219#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,221 INFO L290 TraceCheckUtils]: 60: Hoare triple {219#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,222 INFO L290 TraceCheckUtils]: 61: Hoare triple {219#false} ~mode2~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,222 INFO L290 TraceCheckUtils]: 62: Hoare triple {219#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,222 INFO L290 TraceCheckUtils]: 63: Hoare triple {219#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,222 INFO L290 TraceCheckUtils]: 64: Hoare triple {219#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,222 INFO L290 TraceCheckUtils]: 65: Hoare triple {219#false} ~mode3~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,223 INFO L290 TraceCheckUtils]: 66: Hoare triple {219#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,223 INFO L290 TraceCheckUtils]: 67: Hoare triple {219#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,223 INFO L290 TraceCheckUtils]: 68: Hoare triple {219#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,223 INFO L290 TraceCheckUtils]: 69: Hoare triple {219#false} ~mode4~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,223 INFO L290 TraceCheckUtils]: 70: Hoare triple {219#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,224 INFO L290 TraceCheckUtils]: 71: Hoare triple {219#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {219#false} is VALID [2022-02-20 18:52:42,224 INFO L290 TraceCheckUtils]: 72: Hoare triple {219#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {219#false} is VALID [2022-02-20 18:52:42,224 INFO L290 TraceCheckUtils]: 73: Hoare triple {219#false} ~mode5~0 := 0; {219#false} is VALID [2022-02-20 18:52:42,224 INFO L290 TraceCheckUtils]: 74: Hoare triple {219#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {219#false} is VALID [2022-02-20 18:52:42,224 INFO L290 TraceCheckUtils]: 75: Hoare triple {219#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {219#false} is VALID [2022-02-20 18:52:42,225 INFO L290 TraceCheckUtils]: 76: Hoare triple {219#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {219#false} is VALID [2022-02-20 18:52:42,225 INFO L290 TraceCheckUtils]: 77: Hoare triple {219#false} assume 0 == main_~assert__arg~2#1 % 256; {219#false} is VALID [2022-02-20 18:52:42,225 INFO L290 TraceCheckUtils]: 78: Hoare triple {219#false} assume !false; {219#false} is VALID [2022-02-20 18:52:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:42,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:42,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368138514] [2022-02-20 18:52:42,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368138514] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:42,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:42,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:52:42,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352519416] [2022-02-20 18:52:42,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:42,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2022-02-20 18:52:42,233 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:42,235 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:42,313 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:42,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:52:42,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:42,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:52:42,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:52:42,330 INFO L87 Difference]: Start difference. First operand has 215 states, 213 states have (on average 1.676056338028169) internal successors, (357), 214 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:42,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:42,866 INFO L93 Difference]: Finished difference Result 403 states and 654 transitions. [2022-02-20 18:52:42,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:52:42,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2022-02-20 18:52:42,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:42,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 654 transitions. [2022-02-20 18:52:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:42,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 654 transitions. [2022-02-20 18:52:42,882 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 654 transitions. [2022-02-20 18:52:43,308 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 654 edges. 654 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:43,326 INFO L225 Difference]: With dead ends: 403 [2022-02-20 18:52:43,327 INFO L226 Difference]: Without dead ends: 212 [2022-02-20 18:52:43,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:52:43,335 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 102 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:43,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 921 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:43,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-02-20 18:52:43,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2022-02-20 18:52:43,380 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:43,383 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,384 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,385 INFO L87 Difference]: Start difference. First operand 212 states. Second operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:43,393 INFO L93 Difference]: Finished difference Result 212 states and 317 transitions. [2022-02-20 18:52:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 317 transitions. [2022-02-20 18:52:43,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:43,399 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:43,400 INFO L74 IsIncluded]: Start isIncluded. First operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 212 states. [2022-02-20 18:52:43,400 INFO L87 Difference]: Start difference. First operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 212 states. [2022-02-20 18:52:43,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:43,406 INFO L93 Difference]: Finished difference Result 212 states and 317 transitions. [2022-02-20 18:52:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 317 transitions. [2022-02-20 18:52:43,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:43,407 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:43,407 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:43,407 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 211 states have (on average 1.5023696682464456) internal successors, (317), 211 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 317 transitions. [2022-02-20 18:52:43,414 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 317 transitions. Word has length 79 [2022-02-20 18:52:43,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:43,415 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 317 transitions. [2022-02-20 18:52:43,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,415 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 317 transitions. [2022-02-20 18:52:43,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-02-20 18:52:43,418 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:43,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:43,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:52:43,419 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:43,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:43,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1406572509, now seen corresponding path program 1 times [2022-02-20 18:52:43,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:43,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102988324] [2022-02-20 18:52:43,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:43,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:43,591 INFO L290 TraceCheckUtils]: 0: Hoare triple {1473#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {1473#true} is VALID [2022-02-20 18:52:43,591 INFO L290 TraceCheckUtils]: 1: Hoare triple {1473#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {1473#true} is VALID [2022-02-20 18:52:43,592 INFO L290 TraceCheckUtils]: 2: Hoare triple {1473#true} assume 0 == ~r1~0; {1473#true} is VALID [2022-02-20 18:52:43,592 INFO L290 TraceCheckUtils]: 3: Hoare triple {1473#true} assume ~id1~0 >= 0; {1473#true} is VALID [2022-02-20 18:52:43,592 INFO L290 TraceCheckUtils]: 4: Hoare triple {1473#true} assume 0 == ~st1~0; {1473#true} is VALID [2022-02-20 18:52:43,592 INFO L290 TraceCheckUtils]: 5: Hoare triple {1473#true} assume ~send1~0 == ~id1~0; {1473#true} is VALID [2022-02-20 18:52:43,593 INFO L290 TraceCheckUtils]: 6: Hoare triple {1473#true} assume 0 == ~mode1~0 % 256; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,593 INFO L290 TraceCheckUtils]: 7: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id2~0 >= 0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,594 INFO L290 TraceCheckUtils]: 8: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~st2~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,594 INFO L290 TraceCheckUtils]: 9: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~send2~0 == ~id2~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,595 INFO L290 TraceCheckUtils]: 10: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~mode2~0 % 256; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,595 INFO L290 TraceCheckUtils]: 11: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id3~0 >= 0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,597 INFO L290 TraceCheckUtils]: 12: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~st3~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,597 INFO L290 TraceCheckUtils]: 13: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~send3~0 == ~id3~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,598 INFO L290 TraceCheckUtils]: 14: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~mode3~0 % 256; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,598 INFO L290 TraceCheckUtils]: 15: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id4~0 >= 0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,599 INFO L290 TraceCheckUtils]: 16: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~st4~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,599 INFO L290 TraceCheckUtils]: 17: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~send4~0 == ~id4~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,600 INFO L290 TraceCheckUtils]: 18: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~mode4~0 % 256; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,600 INFO L290 TraceCheckUtils]: 19: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id5~0 >= 0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,601 INFO L290 TraceCheckUtils]: 20: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~st5~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,601 INFO L290 TraceCheckUtils]: 21: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~send5~0 == ~id5~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,601 INFO L290 TraceCheckUtils]: 22: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 == ~mode5~0 % 256; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,602 INFO L290 TraceCheckUtils]: 23: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id1~0 != ~id2~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,602 INFO L290 TraceCheckUtils]: 24: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id1~0 != ~id3~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,603 INFO L290 TraceCheckUtils]: 25: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id1~0 != ~id4~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,603 INFO L290 TraceCheckUtils]: 26: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id1~0 != ~id5~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,604 INFO L290 TraceCheckUtils]: 27: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id2~0 != ~id3~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,606 INFO L290 TraceCheckUtils]: 28: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id2~0 != ~id4~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,606 INFO L290 TraceCheckUtils]: 29: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id2~0 != ~id5~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,607 INFO L290 TraceCheckUtils]: 30: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id3~0 != ~id4~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,607 INFO L290 TraceCheckUtils]: 31: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id3~0 != ~id5~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,608 INFO L290 TraceCheckUtils]: 32: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,608 INFO L290 TraceCheckUtils]: 33: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,609 INFO L290 TraceCheckUtils]: 34: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,609 INFO L290 TraceCheckUtils]: 35: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} is VALID [2022-02-20 18:52:43,610 INFO L290 TraceCheckUtils]: 36: Hoare triple {1475#(= (+ (* (- 256) (div ~mode1~0 256)) ~mode1~0) 0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,610 INFO L290 TraceCheckUtils]: 37: Hoare triple {1474#false} assume !(main_~node1__m1~0#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,611 INFO L290 TraceCheckUtils]: 38: Hoare triple {1474#false} ~mode1~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,611 INFO L290 TraceCheckUtils]: 39: Hoare triple {1474#false} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,611 INFO L290 TraceCheckUtils]: 40: Hoare triple {1474#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,611 INFO L290 TraceCheckUtils]: 41: Hoare triple {1474#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,611 INFO L290 TraceCheckUtils]: 42: Hoare triple {1474#false} ~mode2~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 43: Hoare triple {1474#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 44: Hoare triple {1474#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 45: Hoare triple {1474#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 46: Hoare triple {1474#false} ~mode3~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 47: Hoare triple {1474#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,612 INFO L290 TraceCheckUtils]: 48: Hoare triple {1474#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,613 INFO L290 TraceCheckUtils]: 49: Hoare triple {1474#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,613 INFO L290 TraceCheckUtils]: 50: Hoare triple {1474#false} ~mode4~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,613 INFO L290 TraceCheckUtils]: 51: Hoare triple {1474#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,613 INFO L290 TraceCheckUtils]: 52: Hoare triple {1474#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,613 INFO L290 TraceCheckUtils]: 53: Hoare triple {1474#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,614 INFO L290 TraceCheckUtils]: 54: Hoare triple {1474#false} ~mode5~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,614 INFO L290 TraceCheckUtils]: 55: Hoare triple {1474#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {1474#false} is VALID [2022-02-20 18:52:43,614 INFO L290 TraceCheckUtils]: 56: Hoare triple {1474#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {1474#false} is VALID [2022-02-20 18:52:43,614 INFO L290 TraceCheckUtils]: 57: Hoare triple {1474#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {1474#false} is VALID [2022-02-20 18:52:43,614 INFO L290 TraceCheckUtils]: 58: Hoare triple {1474#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 59: Hoare triple {1474#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 60: Hoare triple {1474#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 61: Hoare triple {1474#false} assume !(main_~node1__m1~1#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 62: Hoare triple {1474#false} ~mode1~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 63: Hoare triple {1474#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,615 INFO L290 TraceCheckUtils]: 64: Hoare triple {1474#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,616 INFO L290 TraceCheckUtils]: 65: Hoare triple {1474#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,616 INFO L290 TraceCheckUtils]: 66: Hoare triple {1474#false} ~mode2~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,616 INFO L290 TraceCheckUtils]: 67: Hoare triple {1474#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,616 INFO L290 TraceCheckUtils]: 68: Hoare triple {1474#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,616 INFO L290 TraceCheckUtils]: 69: Hoare triple {1474#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,617 INFO L290 TraceCheckUtils]: 70: Hoare triple {1474#false} ~mode3~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,617 INFO L290 TraceCheckUtils]: 71: Hoare triple {1474#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,617 INFO L290 TraceCheckUtils]: 72: Hoare triple {1474#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,617 INFO L290 TraceCheckUtils]: 73: Hoare triple {1474#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,617 INFO L290 TraceCheckUtils]: 74: Hoare triple {1474#false} ~mode4~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 75: Hoare triple {1474#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 76: Hoare triple {1474#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 77: Hoare triple {1474#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 78: Hoare triple {1474#false} ~mode5~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 79: Hoare triple {1474#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {1474#false} is VALID [2022-02-20 18:52:43,618 INFO L290 TraceCheckUtils]: 80: Hoare triple {1474#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {1474#false} is VALID [2022-02-20 18:52:43,619 INFO L290 TraceCheckUtils]: 81: Hoare triple {1474#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {1474#false} is VALID [2022-02-20 18:52:43,619 INFO L290 TraceCheckUtils]: 82: Hoare triple {1474#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {1474#false} is VALID [2022-02-20 18:52:43,620 INFO L290 TraceCheckUtils]: 83: Hoare triple {1474#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {1474#false} is VALID [2022-02-20 18:52:43,621 INFO L290 TraceCheckUtils]: 84: Hoare triple {1474#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,621 INFO L290 TraceCheckUtils]: 85: Hoare triple {1474#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,621 INFO L290 TraceCheckUtils]: 86: Hoare triple {1474#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,621 INFO L290 TraceCheckUtils]: 87: Hoare triple {1474#false} ~mode1~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,622 INFO L290 TraceCheckUtils]: 88: Hoare triple {1474#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,622 INFO L290 TraceCheckUtils]: 89: Hoare triple {1474#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,622 INFO L290 TraceCheckUtils]: 90: Hoare triple {1474#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,623 INFO L290 TraceCheckUtils]: 91: Hoare triple {1474#false} ~mode2~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,623 INFO L290 TraceCheckUtils]: 92: Hoare triple {1474#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,624 INFO L290 TraceCheckUtils]: 93: Hoare triple {1474#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,624 INFO L290 TraceCheckUtils]: 94: Hoare triple {1474#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,624 INFO L290 TraceCheckUtils]: 95: Hoare triple {1474#false} ~mode3~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,624 INFO L290 TraceCheckUtils]: 96: Hoare triple {1474#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,624 INFO L290 TraceCheckUtils]: 97: Hoare triple {1474#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 98: Hoare triple {1474#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 99: Hoare triple {1474#false} ~mode4~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 100: Hoare triple {1474#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 101: Hoare triple {1474#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 102: Hoare triple {1474#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {1474#false} is VALID [2022-02-20 18:52:43,625 INFO L290 TraceCheckUtils]: 103: Hoare triple {1474#false} ~mode5~0 := 0; {1474#false} is VALID [2022-02-20 18:52:43,626 INFO L290 TraceCheckUtils]: 104: Hoare triple {1474#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {1474#false} is VALID [2022-02-20 18:52:43,626 INFO L290 TraceCheckUtils]: 105: Hoare triple {1474#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {1474#false} is VALID [2022-02-20 18:52:43,626 INFO L290 TraceCheckUtils]: 106: Hoare triple {1474#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {1474#false} is VALID [2022-02-20 18:52:43,626 INFO L290 TraceCheckUtils]: 107: Hoare triple {1474#false} assume 0 == main_~assert__arg~2#1 % 256; {1474#false} is VALID [2022-02-20 18:52:43,626 INFO L290 TraceCheckUtils]: 108: Hoare triple {1474#false} assume !false; {1474#false} is VALID [2022-02-20 18:52:43,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:43,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:43,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102988324] [2022-02-20 18:52:43,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102988324] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:43,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:43,631 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:43,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642603498] [2022-02-20 18:52:43,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:43,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2022-02-20 18:52:43,633 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:43,634 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:43,694 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:43,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:43,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:43,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:43,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:43,696 INFO L87 Difference]: Start difference. First operand 212 states and 317 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:44,015 INFO L93 Difference]: Finished difference Result 480 states and 743 transitions. [2022-02-20 18:52:44,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:44,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2022-02-20 18:52:44,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 743 transitions. [2022-02-20 18:52:44,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 743 transitions. [2022-02-20 18:52:44,025 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 743 transitions. [2022-02-20 18:52:44,486 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 743 edges. 743 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:44,491 INFO L225 Difference]: With dead ends: 480 [2022-02-20 18:52:44,491 INFO L226 Difference]: Without dead ends: 309 [2022-02-20 18:52:44,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:44,492 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 175 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:44,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [175 Valid, 559 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:44,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2022-02-20 18:52:44,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2022-02-20 18:52:44,514 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:44,515 INFO L82 GeneralOperation]: Start isEquivalent. First operand 309 states. Second operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,516 INFO L74 IsIncluded]: Start isIncluded. First operand 309 states. Second operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,516 INFO L87 Difference]: Start difference. First operand 309 states. Second operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:44,523 INFO L93 Difference]: Finished difference Result 309 states and 468 transitions. [2022-02-20 18:52:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 468 transitions. [2022-02-20 18:52:44,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:44,523 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:44,524 INFO L74 IsIncluded]: Start isIncluded. First operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 309 states. [2022-02-20 18:52:44,524 INFO L87 Difference]: Start difference. First operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 309 states. [2022-02-20 18:52:44,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:44,531 INFO L93 Difference]: Finished difference Result 309 states and 468 transitions. [2022-02-20 18:52:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 468 transitions. [2022-02-20 18:52:44,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:44,532 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:44,532 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:44,532 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 306 states have (on average 1.526143790849673) internal successors, (467), 306 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 467 transitions. [2022-02-20 18:52:44,540 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 467 transitions. Word has length 109 [2022-02-20 18:52:44,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:44,540 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 467 transitions. [2022-02-20 18:52:44,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,540 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 467 transitions. [2022-02-20 18:52:44,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-02-20 18:52:44,541 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:44,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:44,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:52:44,542 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:44,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:44,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1105344852, now seen corresponding path program 1 times [2022-02-20 18:52:44,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:44,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924929668] [2022-02-20 18:52:44,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:44,647 INFO L290 TraceCheckUtils]: 0: Hoare triple {3160#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {3160#true} is VALID [2022-02-20 18:52:44,647 INFO L290 TraceCheckUtils]: 1: Hoare triple {3160#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {3160#true} is VALID [2022-02-20 18:52:44,647 INFO L290 TraceCheckUtils]: 2: Hoare triple {3160#true} assume 0 == ~r1~0; {3160#true} is VALID [2022-02-20 18:52:44,647 INFO L290 TraceCheckUtils]: 3: Hoare triple {3160#true} assume ~id1~0 >= 0; {3160#true} is VALID [2022-02-20 18:52:44,647 INFO L290 TraceCheckUtils]: 4: Hoare triple {3160#true} assume 0 == ~st1~0; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 5: Hoare triple {3160#true} assume ~send1~0 == ~id1~0; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 6: Hoare triple {3160#true} assume 0 == ~mode1~0 % 256; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 7: Hoare triple {3160#true} assume ~id2~0 >= 0; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 8: Hoare triple {3160#true} assume 0 == ~st2~0; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 9: Hoare triple {3160#true} assume ~send2~0 == ~id2~0; {3160#true} is VALID [2022-02-20 18:52:44,648 INFO L290 TraceCheckUtils]: 10: Hoare triple {3160#true} assume 0 == ~mode2~0 % 256; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,650 INFO L290 TraceCheckUtils]: 11: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 >= 0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,650 INFO L290 TraceCheckUtils]: 12: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st3~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,651 INFO L290 TraceCheckUtils]: 13: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send3~0 == ~id3~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,651 INFO L290 TraceCheckUtils]: 14: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode3~0 % 256; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,652 INFO L290 TraceCheckUtils]: 15: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 >= 0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,652 INFO L290 TraceCheckUtils]: 16: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st4~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,652 INFO L290 TraceCheckUtils]: 17: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send4~0 == ~id4~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,653 INFO L290 TraceCheckUtils]: 18: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode4~0 % 256; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,653 INFO L290 TraceCheckUtils]: 19: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 >= 0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,654 INFO L290 TraceCheckUtils]: 20: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st5~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,654 INFO L290 TraceCheckUtils]: 21: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send5~0 == ~id5~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,654 INFO L290 TraceCheckUtils]: 22: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode5~0 % 256; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,655 INFO L290 TraceCheckUtils]: 23: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id2~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,655 INFO L290 TraceCheckUtils]: 24: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id3~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,655 INFO L290 TraceCheckUtils]: 25: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id4~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,656 INFO L290 TraceCheckUtils]: 26: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id5~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,656 INFO L290 TraceCheckUtils]: 27: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id3~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,657 INFO L290 TraceCheckUtils]: 28: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id4~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,657 INFO L290 TraceCheckUtils]: 29: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id5~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,657 INFO L290 TraceCheckUtils]: 30: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id4~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,658 INFO L290 TraceCheckUtils]: 31: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id5~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,658 INFO L290 TraceCheckUtils]: 32: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,658 INFO L290 TraceCheckUtils]: 33: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,659 INFO L290 TraceCheckUtils]: 34: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,659 INFO L290 TraceCheckUtils]: 35: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,660 INFO L290 TraceCheckUtils]: 36: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,660 INFO L290 TraceCheckUtils]: 37: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(~send1~0 != ~nomsg~0); {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,660 INFO L290 TraceCheckUtils]: 38: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,661 INFO L290 TraceCheckUtils]: 39: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,661 INFO L290 TraceCheckUtils]: 40: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:44,662 INFO L290 TraceCheckUtils]: 41: Hoare triple {3162#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,662 INFO L290 TraceCheckUtils]: 42: Hoare triple {3161#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,662 INFO L290 TraceCheckUtils]: 43: Hoare triple {3161#false} ~mode2~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,662 INFO L290 TraceCheckUtils]: 44: Hoare triple {3161#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,662 INFO L290 TraceCheckUtils]: 45: Hoare triple {3161#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 46: Hoare triple {3161#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 47: Hoare triple {3161#false} ~mode3~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 48: Hoare triple {3161#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 49: Hoare triple {3161#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 50: Hoare triple {3161#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 51: Hoare triple {3161#false} ~mode4~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,663 INFO L290 TraceCheckUtils]: 52: Hoare triple {3161#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 53: Hoare triple {3161#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 54: Hoare triple {3161#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 55: Hoare triple {3161#false} ~mode5~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 56: Hoare triple {3161#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 57: Hoare triple {3161#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 58: Hoare triple {3161#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {3161#false} is VALID [2022-02-20 18:52:44,664 INFO L290 TraceCheckUtils]: 59: Hoare triple {3161#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 60: Hoare triple {3161#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 61: Hoare triple {3161#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 62: Hoare triple {3161#false} assume !(~send1~0 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 63: Hoare triple {3161#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 64: Hoare triple {3161#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {3161#false} is VALID [2022-02-20 18:52:44,665 INFO L290 TraceCheckUtils]: 65: Hoare triple {3161#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 66: Hoare triple {3161#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 67: Hoare triple {3161#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 68: Hoare triple {3161#false} ~mode2~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 69: Hoare triple {3161#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 70: Hoare triple {3161#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 71: Hoare triple {3161#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,666 INFO L290 TraceCheckUtils]: 72: Hoare triple {3161#false} ~mode3~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 73: Hoare triple {3161#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 74: Hoare triple {3161#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 75: Hoare triple {3161#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 76: Hoare triple {3161#false} ~mode4~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 77: Hoare triple {3161#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,667 INFO L290 TraceCheckUtils]: 78: Hoare triple {3161#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 79: Hoare triple {3161#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 80: Hoare triple {3161#false} ~mode5~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 81: Hoare triple {3161#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 82: Hoare triple {3161#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 83: Hoare triple {3161#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {3161#false} is VALID [2022-02-20 18:52:44,668 INFO L290 TraceCheckUtils]: 84: Hoare triple {3161#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 85: Hoare triple {3161#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 86: Hoare triple {3161#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 87: Hoare triple {3161#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 88: Hoare triple {3161#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 89: Hoare triple {3161#false} ~mode1~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,669 INFO L290 TraceCheckUtils]: 90: Hoare triple {3161#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,670 INFO L290 TraceCheckUtils]: 91: Hoare triple {3161#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,670 INFO L290 TraceCheckUtils]: 92: Hoare triple {3161#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,670 INFO L290 TraceCheckUtils]: 93: Hoare triple {3161#false} ~mode2~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,670 INFO L290 TraceCheckUtils]: 94: Hoare triple {3161#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,670 INFO L290 TraceCheckUtils]: 95: Hoare triple {3161#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 96: Hoare triple {3161#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 97: Hoare triple {3161#false} ~mode3~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 98: Hoare triple {3161#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 99: Hoare triple {3161#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 100: Hoare triple {3161#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 101: Hoare triple {3161#false} ~mode4~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 102: Hoare triple {3161#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 103: Hoare triple {3161#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3161#false} is VALID [2022-02-20 18:52:44,671 INFO L290 TraceCheckUtils]: 104: Hoare triple {3161#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 105: Hoare triple {3161#false} ~mode5~0 := 0; {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 106: Hoare triple {3161#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 107: Hoare triple {3161#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 108: Hoare triple {3161#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 109: Hoare triple {3161#false} assume 0 == main_~assert__arg~2#1 % 256; {3161#false} is VALID [2022-02-20 18:52:44,672 INFO L290 TraceCheckUtils]: 110: Hoare triple {3161#false} assume !false; {3161#false} is VALID [2022-02-20 18:52:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:44,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:44,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924929668] [2022-02-20 18:52:44,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924929668] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:44,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:44,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:44,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654615314] [2022-02-20 18:52:44,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:44,674 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:52:44,674 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:44,675 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:44,746 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:44,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:44,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:44,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:44,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:44,748 INFO L87 Difference]: Start difference. First operand 307 states and 467 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:45,085 INFO L93 Difference]: Finished difference Result 735 states and 1148 transitions. [2022-02-20 18:52:45,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:45,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:52:45,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:45,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 703 transitions. [2022-02-20 18:52:45,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 703 transitions. [2022-02-20 18:52:45,094 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 703 transitions. [2022-02-20 18:52:45,510 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 703 edges. 703 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:45,523 INFO L225 Difference]: With dead ends: 735 [2022-02-20 18:52:45,523 INFO L226 Difference]: Without dead ends: 475 [2022-02-20 18:52:45,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:45,525 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 162 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:45,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 602 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:45,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2022-02-20 18:52:45,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 473. [2022-02-20 18:52:45,539 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:45,540 INFO L82 GeneralOperation]: Start isEquivalent. First operand 475 states. Second operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,540 INFO L74 IsIncluded]: Start isIncluded. First operand 475 states. Second operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,541 INFO L87 Difference]: Start difference. First operand 475 states. Second operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:45,551 INFO L93 Difference]: Finished difference Result 475 states and 730 transitions. [2022-02-20 18:52:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 730 transitions. [2022-02-20 18:52:45,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:45,552 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:45,552 INFO L74 IsIncluded]: Start isIncluded. First operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 475 states. [2022-02-20 18:52:45,553 INFO L87 Difference]: Start difference. First operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 475 states. [2022-02-20 18:52:45,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:45,563 INFO L93 Difference]: Finished difference Result 475 states and 730 transitions. [2022-02-20 18:52:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 730 transitions. [2022-02-20 18:52:45,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:45,564 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:45,564 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:45,564 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 472 states have (on average 1.5444915254237288) internal successors, (729), 472 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 729 transitions. [2022-02-20 18:52:45,575 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 729 transitions. Word has length 111 [2022-02-20 18:52:45,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:45,576 INFO L470 AbstractCegarLoop]: Abstraction has 473 states and 729 transitions. [2022-02-20 18:52:45,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 729 transitions. [2022-02-20 18:52:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-02-20 18:52:45,577 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:45,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:45,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:52:45,577 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:45,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:45,578 INFO L85 PathProgramCache]: Analyzing trace with hash 287285005, now seen corresponding path program 1 times [2022-02-20 18:52:45,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:45,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971108707] [2022-02-20 18:52:45,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:45,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:45,674 INFO L290 TraceCheckUtils]: 0: Hoare triple {5767#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {5767#true} is VALID [2022-02-20 18:52:45,675 INFO L290 TraceCheckUtils]: 1: Hoare triple {5767#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {5767#true} is VALID [2022-02-20 18:52:45,675 INFO L290 TraceCheckUtils]: 2: Hoare triple {5767#true} assume 0 == ~r1~0; {5767#true} is VALID [2022-02-20 18:52:45,675 INFO L290 TraceCheckUtils]: 3: Hoare triple {5767#true} assume ~id1~0 >= 0; {5767#true} is VALID [2022-02-20 18:52:45,675 INFO L290 TraceCheckUtils]: 4: Hoare triple {5767#true} assume 0 == ~st1~0; {5767#true} is VALID [2022-02-20 18:52:45,675 INFO L290 TraceCheckUtils]: 5: Hoare triple {5767#true} assume ~send1~0 == ~id1~0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 6: Hoare triple {5767#true} assume 0 == ~mode1~0 % 256; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 7: Hoare triple {5767#true} assume ~id2~0 >= 0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 8: Hoare triple {5767#true} assume 0 == ~st2~0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 9: Hoare triple {5767#true} assume ~send2~0 == ~id2~0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 10: Hoare triple {5767#true} assume 0 == ~mode2~0 % 256; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 11: Hoare triple {5767#true} assume ~id3~0 >= 0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 12: Hoare triple {5767#true} assume 0 == ~st3~0; {5767#true} is VALID [2022-02-20 18:52:45,676 INFO L290 TraceCheckUtils]: 13: Hoare triple {5767#true} assume ~send3~0 == ~id3~0; {5767#true} is VALID [2022-02-20 18:52:45,687 INFO L290 TraceCheckUtils]: 14: Hoare triple {5767#true} assume 0 == ~mode3~0 % 256; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,688 INFO L290 TraceCheckUtils]: 15: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 >= 0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,688 INFO L290 TraceCheckUtils]: 16: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st4~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,688 INFO L290 TraceCheckUtils]: 17: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send4~0 == ~id4~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,689 INFO L290 TraceCheckUtils]: 18: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode4~0 % 256; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,689 INFO L290 TraceCheckUtils]: 19: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 >= 0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,689 INFO L290 TraceCheckUtils]: 20: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st5~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,690 INFO L290 TraceCheckUtils]: 21: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send5~0 == ~id5~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,690 INFO L290 TraceCheckUtils]: 22: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode5~0 % 256; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,690 INFO L290 TraceCheckUtils]: 23: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id2~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,691 INFO L290 TraceCheckUtils]: 24: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id3~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,691 INFO L290 TraceCheckUtils]: 25: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id4~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,691 INFO L290 TraceCheckUtils]: 26: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id5~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,692 INFO L290 TraceCheckUtils]: 27: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id3~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,692 INFO L290 TraceCheckUtils]: 28: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id4~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,692 INFO L290 TraceCheckUtils]: 29: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id5~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,693 INFO L290 TraceCheckUtils]: 30: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id4~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,693 INFO L290 TraceCheckUtils]: 31: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id5~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,693 INFO L290 TraceCheckUtils]: 32: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,694 INFO L290 TraceCheckUtils]: 33: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,694 INFO L290 TraceCheckUtils]: 34: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,694 INFO L290 TraceCheckUtils]: 35: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,695 INFO L290 TraceCheckUtils]: 36: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,695 INFO L290 TraceCheckUtils]: 37: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send1~0 != ~nomsg~0); {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,695 INFO L290 TraceCheckUtils]: 38: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,696 INFO L290 TraceCheckUtils]: 39: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,696 INFO L290 TraceCheckUtils]: 40: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,696 INFO L290 TraceCheckUtils]: 41: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,697 INFO L290 TraceCheckUtils]: 42: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send2~0 != ~nomsg~0); {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,697 INFO L290 TraceCheckUtils]: 43: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,698 INFO L290 TraceCheckUtils]: 44: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,698 INFO L290 TraceCheckUtils]: 45: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:45,698 INFO L290 TraceCheckUtils]: 46: Hoare triple {5769#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,698 INFO L290 TraceCheckUtils]: 47: Hoare triple {5768#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 48: Hoare triple {5768#false} ~mode3~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 49: Hoare triple {5768#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 50: Hoare triple {5768#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 51: Hoare triple {5768#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 52: Hoare triple {5768#false} ~mode4~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 53: Hoare triple {5768#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 54: Hoare triple {5768#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 55: Hoare triple {5768#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 56: Hoare triple {5768#false} ~mode5~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 57: Hoare triple {5768#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 58: Hoare triple {5768#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 59: Hoare triple {5768#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {5768#false} is VALID [2022-02-20 18:52:45,699 INFO L290 TraceCheckUtils]: 60: Hoare triple {5768#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 61: Hoare triple {5768#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 62: Hoare triple {5768#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 63: Hoare triple {5768#false} assume !(~send1~0 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 64: Hoare triple {5768#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 65: Hoare triple {5768#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 66: Hoare triple {5768#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 67: Hoare triple {5768#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 68: Hoare triple {5768#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 69: Hoare triple {5768#false} ~mode2~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 70: Hoare triple {5768#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 71: Hoare triple {5768#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 72: Hoare triple {5768#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,700 INFO L290 TraceCheckUtils]: 73: Hoare triple {5768#false} ~mode3~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 74: Hoare triple {5768#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 75: Hoare triple {5768#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 76: Hoare triple {5768#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 77: Hoare triple {5768#false} ~mode4~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 78: Hoare triple {5768#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 79: Hoare triple {5768#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 80: Hoare triple {5768#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 81: Hoare triple {5768#false} ~mode5~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 82: Hoare triple {5768#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 83: Hoare triple {5768#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 84: Hoare triple {5768#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {5768#false} is VALID [2022-02-20 18:52:45,701 INFO L290 TraceCheckUtils]: 85: Hoare triple {5768#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 86: Hoare triple {5768#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 87: Hoare triple {5768#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 88: Hoare triple {5768#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 89: Hoare triple {5768#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 90: Hoare triple {5768#false} ~mode1~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 91: Hoare triple {5768#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 92: Hoare triple {5768#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 93: Hoare triple {5768#false} assume ~send2~0 != ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 94: Hoare triple {5768#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 95: Hoare triple {5768#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 96: Hoare triple {5768#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,702 INFO L290 TraceCheckUtils]: 97: Hoare triple {5768#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 98: Hoare triple {5768#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 99: Hoare triple {5768#false} ~mode3~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 100: Hoare triple {5768#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 101: Hoare triple {5768#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 102: Hoare triple {5768#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 103: Hoare triple {5768#false} ~mode4~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 104: Hoare triple {5768#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 105: Hoare triple {5768#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 106: Hoare triple {5768#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 107: Hoare triple {5768#false} ~mode5~0 := 0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 108: Hoare triple {5768#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 109: Hoare triple {5768#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {5768#false} is VALID [2022-02-20 18:52:45,703 INFO L290 TraceCheckUtils]: 110: Hoare triple {5768#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {5768#false} is VALID [2022-02-20 18:52:45,704 INFO L290 TraceCheckUtils]: 111: Hoare triple {5768#false} assume 0 == main_~assert__arg~2#1 % 256; {5768#false} is VALID [2022-02-20 18:52:45,704 INFO L290 TraceCheckUtils]: 112: Hoare triple {5768#false} assume !false; {5768#false} is VALID [2022-02-20 18:52:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:45,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:45,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971108707] [2022-02-20 18:52:45,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971108707] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:45,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:45,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:45,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389348226] [2022-02-20 18:52:45,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:45,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2022-02-20 18:52:45,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:45,705 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:45,785 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:45,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:45,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:45,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:45,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:45,786 INFO L87 Difference]: Start difference. First operand 473 states and 729 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:46,105 INFO L93 Difference]: Finished difference Result 1175 states and 1844 transitions. [2022-02-20 18:52:46,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:46,105 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2022-02-20 18:52:46,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 663 transitions. [2022-02-20 18:52:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 663 transitions. [2022-02-20 18:52:46,110 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 663 transitions. [2022-02-20 18:52:46,499 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 663 edges. 663 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:46,520 INFO L225 Difference]: With dead ends: 1175 [2022-02-20 18:52:46,520 INFO L226 Difference]: Without dead ends: 755 [2022-02-20 18:52:46,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:46,522 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 149 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:46,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 519 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:46,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2022-02-20 18:52:46,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 753. [2022-02-20 18:52:46,542 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:46,543 INFO L82 GeneralOperation]: Start isEquivalent. First operand 755 states. Second operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,545 INFO L74 IsIncluded]: Start isIncluded. First operand 755 states. Second operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,546 INFO L87 Difference]: Start difference. First operand 755 states. Second operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:46,563 INFO L93 Difference]: Finished difference Result 755 states and 1170 transitions. [2022-02-20 18:52:46,563 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1170 transitions. [2022-02-20 18:52:46,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:46,564 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:46,565 INFO L74 IsIncluded]: Start isIncluded. First operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 755 states. [2022-02-20 18:52:46,566 INFO L87 Difference]: Start difference. First operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 755 states. [2022-02-20 18:52:46,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:46,585 INFO L93 Difference]: Finished difference Result 755 states and 1170 transitions. [2022-02-20 18:52:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1170 transitions. [2022-02-20 18:52:46,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:46,586 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:46,586 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:46,586 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:46,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 752 states have (on average 1.5545212765957446) internal successors, (1169), 752 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1169 transitions. [2022-02-20 18:52:46,609 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1169 transitions. Word has length 113 [2022-02-20 18:52:46,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:46,610 INFO L470 AbstractCegarLoop]: Abstraction has 753 states and 1169 transitions. [2022-02-20 18:52:46,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,610 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1169 transitions. [2022-02-20 18:52:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-02-20 18:52:46,612 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:46,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:46,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:52:46,612 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:46,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:46,613 INFO L85 PathProgramCache]: Analyzing trace with hash 155565224, now seen corresponding path program 1 times [2022-02-20 18:52:46,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:46,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983132130] [2022-02-20 18:52:46,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:46,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:46,728 INFO L290 TraceCheckUtils]: 0: Hoare triple {9939#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {9939#true} is VALID [2022-02-20 18:52:46,728 INFO L290 TraceCheckUtils]: 1: Hoare triple {9939#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 2: Hoare triple {9939#true} assume 0 == ~r1~0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 3: Hoare triple {9939#true} assume ~id1~0 >= 0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 4: Hoare triple {9939#true} assume 0 == ~st1~0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 5: Hoare triple {9939#true} assume ~send1~0 == ~id1~0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 6: Hoare triple {9939#true} assume 0 == ~mode1~0 % 256; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 7: Hoare triple {9939#true} assume ~id2~0 >= 0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 8: Hoare triple {9939#true} assume 0 == ~st2~0; {9939#true} is VALID [2022-02-20 18:52:46,729 INFO L290 TraceCheckUtils]: 9: Hoare triple {9939#true} assume ~send2~0 == ~id2~0; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 10: Hoare triple {9939#true} assume 0 == ~mode2~0 % 256; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 11: Hoare triple {9939#true} assume ~id3~0 >= 0; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 12: Hoare triple {9939#true} assume 0 == ~st3~0; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 13: Hoare triple {9939#true} assume ~send3~0 == ~id3~0; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 14: Hoare triple {9939#true} assume 0 == ~mode3~0 % 256; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 15: Hoare triple {9939#true} assume ~id4~0 >= 0; {9939#true} is VALID [2022-02-20 18:52:46,730 INFO L290 TraceCheckUtils]: 16: Hoare triple {9939#true} assume 0 == ~st4~0; {9939#true} is VALID [2022-02-20 18:52:46,731 INFO L290 TraceCheckUtils]: 17: Hoare triple {9939#true} assume ~send4~0 == ~id4~0; {9939#true} is VALID [2022-02-20 18:52:46,731 INFO L290 TraceCheckUtils]: 18: Hoare triple {9939#true} assume 0 == ~mode4~0 % 256; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,732 INFO L290 TraceCheckUtils]: 19: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 >= 0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,732 INFO L290 TraceCheckUtils]: 20: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st5~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,732 INFO L290 TraceCheckUtils]: 21: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send5~0 == ~id5~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,733 INFO L290 TraceCheckUtils]: 22: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode5~0 % 256; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,734 INFO L290 TraceCheckUtils]: 23: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id2~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,735 INFO L290 TraceCheckUtils]: 24: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id3~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,737 INFO L290 TraceCheckUtils]: 25: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id4~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,737 INFO L290 TraceCheckUtils]: 26: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id5~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,737 INFO L290 TraceCheckUtils]: 27: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id3~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,738 INFO L290 TraceCheckUtils]: 28: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id4~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,738 INFO L290 TraceCheckUtils]: 29: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id5~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,738 INFO L290 TraceCheckUtils]: 30: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id4~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,739 INFO L290 TraceCheckUtils]: 31: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id5~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,739 INFO L290 TraceCheckUtils]: 32: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,740 INFO L290 TraceCheckUtils]: 33: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,740 INFO L290 TraceCheckUtils]: 34: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,740 INFO L290 TraceCheckUtils]: 35: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,741 INFO L290 TraceCheckUtils]: 36: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,741 INFO L290 TraceCheckUtils]: 37: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send1~0 != ~nomsg~0); {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,742 INFO L290 TraceCheckUtils]: 38: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,742 INFO L290 TraceCheckUtils]: 39: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,742 INFO L290 TraceCheckUtils]: 40: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,743 INFO L290 TraceCheckUtils]: 41: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,743 INFO L290 TraceCheckUtils]: 42: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send2~0 != ~nomsg~0); {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,743 INFO L290 TraceCheckUtils]: 43: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,744 INFO L290 TraceCheckUtils]: 44: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,744 INFO L290 TraceCheckUtils]: 45: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,744 INFO L290 TraceCheckUtils]: 46: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,745 INFO L290 TraceCheckUtils]: 47: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send3~0 != ~nomsg~0); {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,745 INFO L290 TraceCheckUtils]: 48: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,746 INFO L290 TraceCheckUtils]: 49: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,760 INFO L290 TraceCheckUtils]: 50: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:52:46,760 INFO L290 TraceCheckUtils]: 51: Hoare triple {9941#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 52: Hoare triple {9940#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 53: Hoare triple {9940#false} ~mode4~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 54: Hoare triple {9940#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 55: Hoare triple {9940#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 56: Hoare triple {9940#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,761 INFO L290 TraceCheckUtils]: 57: Hoare triple {9940#false} ~mode5~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 58: Hoare triple {9940#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 59: Hoare triple {9940#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 60: Hoare triple {9940#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 61: Hoare triple {9940#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 62: Hoare triple {9940#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 63: Hoare triple {9940#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {9940#false} is VALID [2022-02-20 18:52:46,762 INFO L290 TraceCheckUtils]: 64: Hoare triple {9940#false} assume !(~send1~0 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 65: Hoare triple {9940#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 66: Hoare triple {9940#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 67: Hoare triple {9940#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 68: Hoare triple {9940#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 69: Hoare triple {9940#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,763 INFO L290 TraceCheckUtils]: 70: Hoare triple {9940#false} ~mode2~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,764 INFO L290 TraceCheckUtils]: 71: Hoare triple {9940#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,764 INFO L290 TraceCheckUtils]: 72: Hoare triple {9940#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {9940#false} is VALID [2022-02-20 18:52:46,765 INFO L290 TraceCheckUtils]: 73: Hoare triple {9940#false} assume !(~send3~0 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,765 INFO L290 TraceCheckUtils]: 74: Hoare triple {9940#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {9940#false} is VALID [2022-02-20 18:52:46,765 INFO L290 TraceCheckUtils]: 75: Hoare triple {9940#false} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1; {9940#false} is VALID [2022-02-20 18:52:46,765 INFO L290 TraceCheckUtils]: 76: Hoare triple {9940#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,765 INFO L290 TraceCheckUtils]: 77: Hoare triple {9940#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 78: Hoare triple {9940#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 79: Hoare triple {9940#false} ~mode4~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 80: Hoare triple {9940#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 81: Hoare triple {9940#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 82: Hoare triple {9940#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 83: Hoare triple {9940#false} ~mode5~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,766 INFO L290 TraceCheckUtils]: 84: Hoare triple {9940#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 85: Hoare triple {9940#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 86: Hoare triple {9940#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 87: Hoare triple {9940#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 88: Hoare triple {9940#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 89: Hoare triple {9940#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,767 INFO L290 TraceCheckUtils]: 90: Hoare triple {9940#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,768 INFO L290 TraceCheckUtils]: 91: Hoare triple {9940#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,768 INFO L290 TraceCheckUtils]: 92: Hoare triple {9940#false} ~mode1~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,770 INFO L290 TraceCheckUtils]: 93: Hoare triple {9940#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,771 INFO L290 TraceCheckUtils]: 94: Hoare triple {9940#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {9940#false} is VALID [2022-02-20 18:52:46,771 INFO L290 TraceCheckUtils]: 95: Hoare triple {9940#false} assume ~send2~0 != ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,771 INFO L290 TraceCheckUtils]: 96: Hoare triple {9940#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {9940#false} is VALID [2022-02-20 18:52:46,771 INFO L290 TraceCheckUtils]: 97: Hoare triple {9940#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {9940#false} is VALID [2022-02-20 18:52:46,772 INFO L290 TraceCheckUtils]: 98: Hoare triple {9940#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,775 INFO L290 TraceCheckUtils]: 99: Hoare triple {9940#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,775 INFO L290 TraceCheckUtils]: 100: Hoare triple {9940#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,776 INFO L290 TraceCheckUtils]: 101: Hoare triple {9940#false} ~mode3~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,776 INFO L290 TraceCheckUtils]: 102: Hoare triple {9940#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,776 INFO L290 TraceCheckUtils]: 103: Hoare triple {9940#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 104: Hoare triple {9940#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 105: Hoare triple {9940#false} ~mode4~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 106: Hoare triple {9940#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 107: Hoare triple {9940#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 108: Hoare triple {9940#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {9940#false} is VALID [2022-02-20 18:52:46,777 INFO L290 TraceCheckUtils]: 109: Hoare triple {9940#false} ~mode5~0 := 0; {9940#false} is VALID [2022-02-20 18:52:46,778 INFO L290 TraceCheckUtils]: 110: Hoare triple {9940#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {9940#false} is VALID [2022-02-20 18:52:46,778 INFO L290 TraceCheckUtils]: 111: Hoare triple {9940#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {9940#false} is VALID [2022-02-20 18:52:46,778 INFO L290 TraceCheckUtils]: 112: Hoare triple {9940#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {9940#false} is VALID [2022-02-20 18:52:46,778 INFO L290 TraceCheckUtils]: 113: Hoare triple {9940#false} assume 0 == main_~assert__arg~2#1 % 256; {9940#false} is VALID [2022-02-20 18:52:46,778 INFO L290 TraceCheckUtils]: 114: Hoare triple {9940#false} assume !false; {9940#false} is VALID [2022-02-20 18:52:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:46,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:46,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983132130] [2022-02-20 18:52:46,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983132130] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:46,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:46,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:46,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066904409] [2022-02-20 18:52:46,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:46,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-02-20 18:52:46,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:46,783 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:46,852 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:46,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:46,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:46,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:46,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:46,853 INFO L87 Difference]: Start difference. First operand 753 states and 1169 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:47,300 INFO L93 Difference]: Finished difference Result 1901 states and 2984 transitions. [2022-02-20 18:52:47,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:47,301 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2022-02-20 18:52:47,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 623 transitions. [2022-02-20 18:52:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 623 transitions. [2022-02-20 18:52:47,306 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 623 transitions. [2022-02-20 18:52:47,670 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 623 edges. 623 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:47,723 INFO L225 Difference]: With dead ends: 1901 [2022-02-20 18:52:47,724 INFO L226 Difference]: Without dead ends: 1207 [2022-02-20 18:52:47,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:47,725 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 136 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:47,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 530 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:47,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-02-20 18:52:47,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1205. [2022-02-20 18:52:47,761 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:47,763 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1207 states. Second operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,765 INFO L74 IsIncluded]: Start isIncluded. First operand 1207 states. Second operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,766 INFO L87 Difference]: Start difference. First operand 1207 states. Second operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:47,831 INFO L93 Difference]: Finished difference Result 1207 states and 1874 transitions. [2022-02-20 18:52:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1874 transitions. [2022-02-20 18:52:47,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:47,833 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:47,835 INFO L74 IsIncluded]: Start isIncluded. First operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 1207 states. [2022-02-20 18:52:47,836 INFO L87 Difference]: Start difference. First operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 1207 states. [2022-02-20 18:52:47,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:47,877 INFO L93 Difference]: Finished difference Result 1207 states and 1874 transitions. [2022-02-20 18:52:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1874 transitions. [2022-02-20 18:52:47,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:47,879 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:47,879 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:47,879 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 1204 states have (on average 1.5556478405315615) internal successors, (1873), 1204 states have internal predecessors, (1873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1873 transitions. [2022-02-20 18:52:47,934 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1873 transitions. Word has length 115 [2022-02-20 18:52:47,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:47,934 INFO L470 AbstractCegarLoop]: Abstraction has 1205 states and 1873 transitions. [2022-02-20 18:52:47,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1873 transitions. [2022-02-20 18:52:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-02-20 18:52:47,937 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:47,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:47,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:52:47,937 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:47,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:47,938 INFO L85 PathProgramCache]: Analyzing trace with hash -2047962190, now seen corresponding path program 1 times [2022-02-20 18:52:47,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:47,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921727791] [2022-02-20 18:52:47,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:47,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:47,985 INFO L290 TraceCheckUtils]: 0: Hoare triple {16659#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {16659#true} is VALID [2022-02-20 18:52:47,985 INFO L290 TraceCheckUtils]: 1: Hoare triple {16659#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {16659#true} is VALID [2022-02-20 18:52:47,985 INFO L290 TraceCheckUtils]: 2: Hoare triple {16659#true} assume 0 == ~r1~0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 3: Hoare triple {16659#true} assume ~id1~0 >= 0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 4: Hoare triple {16659#true} assume 0 == ~st1~0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 5: Hoare triple {16659#true} assume ~send1~0 == ~id1~0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 6: Hoare triple {16659#true} assume 0 == ~mode1~0 % 256; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 7: Hoare triple {16659#true} assume ~id2~0 >= 0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 8: Hoare triple {16659#true} assume 0 == ~st2~0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 9: Hoare triple {16659#true} assume ~send2~0 == ~id2~0; {16659#true} is VALID [2022-02-20 18:52:47,986 INFO L290 TraceCheckUtils]: 10: Hoare triple {16659#true} assume 0 == ~mode2~0 % 256; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 11: Hoare triple {16659#true} assume ~id3~0 >= 0; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 12: Hoare triple {16659#true} assume 0 == ~st3~0; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 13: Hoare triple {16659#true} assume ~send3~0 == ~id3~0; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 14: Hoare triple {16659#true} assume 0 == ~mode3~0 % 256; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 15: Hoare triple {16659#true} assume ~id4~0 >= 0; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 16: Hoare triple {16659#true} assume 0 == ~st4~0; {16659#true} is VALID [2022-02-20 18:52:47,987 INFO L290 TraceCheckUtils]: 17: Hoare triple {16659#true} assume ~send4~0 == ~id4~0; {16659#true} is VALID [2022-02-20 18:52:47,988 INFO L290 TraceCheckUtils]: 18: Hoare triple {16659#true} assume 0 == ~mode4~0 % 256; {16659#true} is VALID [2022-02-20 18:52:47,988 INFO L290 TraceCheckUtils]: 19: Hoare triple {16659#true} assume ~id5~0 >= 0; {16659#true} is VALID [2022-02-20 18:52:47,988 INFO L290 TraceCheckUtils]: 20: Hoare triple {16659#true} assume 0 == ~st5~0; {16659#true} is VALID [2022-02-20 18:52:47,988 INFO L290 TraceCheckUtils]: 21: Hoare triple {16659#true} assume ~send5~0 == ~id5~0; {16659#true} is VALID [2022-02-20 18:52:47,988 INFO L290 TraceCheckUtils]: 22: Hoare triple {16659#true} assume 0 == ~mode5~0 % 256; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,989 INFO L290 TraceCheckUtils]: 23: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id2~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,989 INFO L290 TraceCheckUtils]: 24: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id3~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,989 INFO L290 TraceCheckUtils]: 25: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id4~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,990 INFO L290 TraceCheckUtils]: 26: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id5~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,990 INFO L290 TraceCheckUtils]: 27: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id3~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,990 INFO L290 TraceCheckUtils]: 28: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id4~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,991 INFO L290 TraceCheckUtils]: 29: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id5~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,991 INFO L290 TraceCheckUtils]: 30: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id4~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,991 INFO L290 TraceCheckUtils]: 31: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id5~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,992 INFO L290 TraceCheckUtils]: 32: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,992 INFO L290 TraceCheckUtils]: 33: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,993 INFO L290 TraceCheckUtils]: 34: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,993 INFO L290 TraceCheckUtils]: 35: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,993 INFO L290 TraceCheckUtils]: 36: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,994 INFO L290 TraceCheckUtils]: 37: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send1~0 != ~nomsg~0); {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,994 INFO L290 TraceCheckUtils]: 38: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,994 INFO L290 TraceCheckUtils]: 39: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,995 INFO L290 TraceCheckUtils]: 40: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,995 INFO L290 TraceCheckUtils]: 41: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,995 INFO L290 TraceCheckUtils]: 42: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send2~0 != ~nomsg~0); {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,996 INFO L290 TraceCheckUtils]: 43: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,996 INFO L290 TraceCheckUtils]: 44: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,996 INFO L290 TraceCheckUtils]: 45: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,997 INFO L290 TraceCheckUtils]: 46: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,997 INFO L290 TraceCheckUtils]: 47: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send3~0 != ~nomsg~0); {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,997 INFO L290 TraceCheckUtils]: 48: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,998 INFO L290 TraceCheckUtils]: 49: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,998 INFO L290 TraceCheckUtils]: 50: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,998 INFO L290 TraceCheckUtils]: 51: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,999 INFO L290 TraceCheckUtils]: 52: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send4~0 != ~nomsg~0); {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,999 INFO L290 TraceCheckUtils]: 53: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:47,999 INFO L290 TraceCheckUtils]: 54: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:48,000 INFO L290 TraceCheckUtils]: 55: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:52:48,000 INFO L290 TraceCheckUtils]: 56: Hoare triple {16661#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,000 INFO L290 TraceCheckUtils]: 57: Hoare triple {16660#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 58: Hoare triple {16660#false} ~mode5~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 59: Hoare triple {16660#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 60: Hoare triple {16660#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 61: Hoare triple {16660#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 62: Hoare triple {16660#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 63: Hoare triple {16660#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 64: Hoare triple {16660#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {16660#false} is VALID [2022-02-20 18:52:48,001 INFO L290 TraceCheckUtils]: 65: Hoare triple {16660#false} assume !(~send1~0 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 66: Hoare triple {16660#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 67: Hoare triple {16660#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 68: Hoare triple {16660#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 69: Hoare triple {16660#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 70: Hoare triple {16660#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 71: Hoare triple {16660#false} ~mode2~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 72: Hoare triple {16660#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,002 INFO L290 TraceCheckUtils]: 73: Hoare triple {16660#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 74: Hoare triple {16660#false} assume !(~send3~0 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 75: Hoare triple {16660#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 76: Hoare triple {16660#false} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 77: Hoare triple {16660#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 78: Hoare triple {16660#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 79: Hoare triple {16660#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 80: Hoare triple {16660#false} ~mode4~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,003 INFO L290 TraceCheckUtils]: 81: Hoare triple {16660#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 82: Hoare triple {16660#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 83: Hoare triple {16660#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 84: Hoare triple {16660#false} ~mode5~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 85: Hoare triple {16660#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 86: Hoare triple {16660#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 87: Hoare triple {16660#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 88: Hoare triple {16660#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {16660#false} is VALID [2022-02-20 18:52:48,004 INFO L290 TraceCheckUtils]: 89: Hoare triple {16660#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 90: Hoare triple {16660#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 91: Hoare triple {16660#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 92: Hoare triple {16660#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 93: Hoare triple {16660#false} ~mode1~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 94: Hoare triple {16660#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 95: Hoare triple {16660#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 96: Hoare triple {16660#false} assume ~send2~0 != ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 97: Hoare triple {16660#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {16660#false} is VALID [2022-02-20 18:52:48,005 INFO L290 TraceCheckUtils]: 98: Hoare triple {16660#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 99: Hoare triple {16660#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 100: Hoare triple {16660#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 101: Hoare triple {16660#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 102: Hoare triple {16660#false} ~mode3~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 103: Hoare triple {16660#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 104: Hoare triple {16660#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {16660#false} is VALID [2022-02-20 18:52:48,006 INFO L290 TraceCheckUtils]: 105: Hoare triple {16660#false} assume !(~send4~0 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 106: Hoare triple {16660#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 107: Hoare triple {16660#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 108: Hoare triple {16660#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 109: Hoare triple {16660#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 110: Hoare triple {16660#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 111: Hoare triple {16660#false} ~mode5~0 := 0; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 112: Hoare triple {16660#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {16660#false} is VALID [2022-02-20 18:52:48,007 INFO L290 TraceCheckUtils]: 113: Hoare triple {16660#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {16660#false} is VALID [2022-02-20 18:52:48,008 INFO L290 TraceCheckUtils]: 114: Hoare triple {16660#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {16660#false} is VALID [2022-02-20 18:52:48,008 INFO L290 TraceCheckUtils]: 115: Hoare triple {16660#false} assume 0 == main_~assert__arg~2#1 % 256; {16660#false} is VALID [2022-02-20 18:52:48,008 INFO L290 TraceCheckUtils]: 116: Hoare triple {16660#false} assume !false; {16660#false} is VALID [2022-02-20 18:52:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:48,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:48,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921727791] [2022-02-20 18:52:48,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921727791] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:48,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:48,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:48,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981687937] [2022-02-20 18:52:48,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:48,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2022-02-20 18:52:48,010 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:48,010 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:48,089 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:48,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:48,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:48,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:48,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:48,090 INFO L87 Difference]: Start difference. First operand 1205 states and 1873 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:48,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:48,711 INFO L93 Difference]: Finished difference Result 3031 states and 4736 transitions. [2022-02-20 18:52:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:48,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2022-02-20 18:52:48,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 583 transitions. [2022-02-20 18:52:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 583 transitions. [2022-02-20 18:52:48,716 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 583 transitions. [2022-02-20 18:52:49,058 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 583 edges. 583 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:49,207 INFO L225 Difference]: With dead ends: 3031 [2022-02-20 18:52:49,207 INFO L226 Difference]: Without dead ends: 1891 [2022-02-20 18:52:49,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:49,209 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 123 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:49,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 479 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:49,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2022-02-20 18:52:49,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1889. [2022-02-20 18:52:49,262 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:49,265 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1891 states. Second operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,267 INFO L74 IsIncluded]: Start isIncluded. First operand 1891 states. Second operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,269 INFO L87 Difference]: Start difference. First operand 1891 states. Second operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:49,369 INFO L93 Difference]: Finished difference Result 1891 states and 2922 transitions. [2022-02-20 18:52:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2922 transitions. [2022-02-20 18:52:49,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:49,372 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:49,375 INFO L74 IsIncluded]: Start isIncluded. First operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 1891 states. [2022-02-20 18:52:49,376 INFO L87 Difference]: Start difference. First operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 1891 states. [2022-02-20 18:52:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:49,473 INFO L93 Difference]: Finished difference Result 1891 states and 2922 transitions. [2022-02-20 18:52:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2922 transitions. [2022-02-20 18:52:49,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:49,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:49,476 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:49,476 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1889 states, 1888 states have (on average 1.5471398305084745) internal successors, (2921), 1888 states have internal predecessors, (2921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1889 states and 2921 transitions. [2022-02-20 18:52:49,633 INFO L78 Accepts]: Start accepts. Automaton has 1889 states and 2921 transitions. Word has length 117 [2022-02-20 18:52:49,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:49,634 INFO L470 AbstractCegarLoop]: Abstraction has 1889 states and 2921 transitions. [2022-02-20 18:52:49,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2921 transitions. [2022-02-20 18:52:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-02-20 18:52:49,637 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:49,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:52:49,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:52:49,638 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:49,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:49,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1115406563, now seen corresponding path program 1 times [2022-02-20 18:52:49,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:49,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053940303] [2022-02-20 18:52:49,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:49,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:49,708 INFO L290 TraceCheckUtils]: 0: Hoare triple {27279#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {27279#true} is VALID [2022-02-20 18:52:49,708 INFO L290 TraceCheckUtils]: 1: Hoare triple {27279#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {27279#true} is VALID [2022-02-20 18:52:49,708 INFO L290 TraceCheckUtils]: 2: Hoare triple {27279#true} assume 0 == ~r1~0; {27279#true} is VALID [2022-02-20 18:52:49,708 INFO L290 TraceCheckUtils]: 3: Hoare triple {27279#true} assume ~id1~0 >= 0; {27279#true} is VALID [2022-02-20 18:52:49,709 INFO L290 TraceCheckUtils]: 4: Hoare triple {27279#true} assume 0 == ~st1~0; {27281#(<= ~st1~0 0)} is VALID [2022-02-20 18:52:49,709 INFO L290 TraceCheckUtils]: 5: Hoare triple {27281#(<= ~st1~0 0)} assume ~send1~0 == ~id1~0; {27281#(<= ~st1~0 0)} is VALID [2022-02-20 18:52:49,709 INFO L290 TraceCheckUtils]: 6: Hoare triple {27281#(<= ~st1~0 0)} assume 0 == ~mode1~0 % 256; {27281#(<= ~st1~0 0)} is VALID [2022-02-20 18:52:49,709 INFO L290 TraceCheckUtils]: 7: Hoare triple {27281#(<= ~st1~0 0)} assume ~id2~0 >= 0; {27281#(<= ~st1~0 0)} is VALID [2022-02-20 18:52:49,710 INFO L290 TraceCheckUtils]: 8: Hoare triple {27281#(<= ~st1~0 0)} assume 0 == ~st2~0; {27282#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,710 INFO L290 TraceCheckUtils]: 9: Hoare triple {27282#(<= (+ ~st2~0 ~st1~0) 0)} assume ~send2~0 == ~id2~0; {27282#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,710 INFO L290 TraceCheckUtils]: 10: Hoare triple {27282#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {27282#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,711 INFO L290 TraceCheckUtils]: 11: Hoare triple {27282#(<= (+ ~st2~0 ~st1~0) 0)} assume ~id3~0 >= 0; {27282#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,711 INFO L290 TraceCheckUtils]: 12: Hoare triple {27282#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,711 INFO L290 TraceCheckUtils]: 13: Hoare triple {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send3~0 == ~id3~0; {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,712 INFO L290 TraceCheckUtils]: 14: Hoare triple {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,712 INFO L290 TraceCheckUtils]: 15: Hoare triple {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 >= 0; {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,712 INFO L290 TraceCheckUtils]: 16: Hoare triple {27283#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,712 INFO L290 TraceCheckUtils]: 17: Hoare triple {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send4~0 == ~id4~0; {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,713 INFO L290 TraceCheckUtils]: 18: Hoare triple {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,713 INFO L290 TraceCheckUtils]: 19: Hoare triple {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id5~0 >= 0; {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,713 INFO L290 TraceCheckUtils]: 20: Hoare triple {27284#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,714 INFO L290 TraceCheckUtils]: 21: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send5~0 == ~id5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,714 INFO L290 TraceCheckUtils]: 22: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode5~0 % 256; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,714 INFO L290 TraceCheckUtils]: 23: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id2~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,715 INFO L290 TraceCheckUtils]: 24: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id3~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,715 INFO L290 TraceCheckUtils]: 25: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id4~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,715 INFO L290 TraceCheckUtils]: 26: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,716 INFO L290 TraceCheckUtils]: 27: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id3~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,716 INFO L290 TraceCheckUtils]: 28: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id4~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,716 INFO L290 TraceCheckUtils]: 29: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,717 INFO L290 TraceCheckUtils]: 30: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id3~0 != ~id4~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,717 INFO L290 TraceCheckUtils]: 31: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id3~0 != ~id5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,717 INFO L290 TraceCheckUtils]: 32: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,717 INFO L290 TraceCheckUtils]: 33: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,718 INFO L290 TraceCheckUtils]: 34: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,718 INFO L290 TraceCheckUtils]: 35: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,718 INFO L290 TraceCheckUtils]: 36: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,719 INFO L290 TraceCheckUtils]: 37: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send1~0 != ~nomsg~0); {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,719 INFO L290 TraceCheckUtils]: 38: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,719 INFO L290 TraceCheckUtils]: 39: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,720 INFO L290 TraceCheckUtils]: 40: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,720 INFO L290 TraceCheckUtils]: 41: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,720 INFO L290 TraceCheckUtils]: 42: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send2~0 != ~nomsg~0); {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,721 INFO L290 TraceCheckUtils]: 43: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,721 INFO L290 TraceCheckUtils]: 44: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,721 INFO L290 TraceCheckUtils]: 45: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,722 INFO L290 TraceCheckUtils]: 46: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,722 INFO L290 TraceCheckUtils]: 47: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send3~0 != ~nomsg~0); {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,722 INFO L290 TraceCheckUtils]: 48: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,723 INFO L290 TraceCheckUtils]: 49: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,723 INFO L290 TraceCheckUtils]: 50: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,723 INFO L290 TraceCheckUtils]: 51: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,724 INFO L290 TraceCheckUtils]: 52: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send4~0 != ~nomsg~0); {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,724 INFO L290 TraceCheckUtils]: 53: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,724 INFO L290 TraceCheckUtils]: 54: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,725 INFO L290 TraceCheckUtils]: 55: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,725 INFO L290 TraceCheckUtils]: 56: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~2#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,725 INFO L290 TraceCheckUtils]: 57: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send5~0 != ~nomsg~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,726 INFO L290 TraceCheckUtils]: 58: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~2#1 := ~send5~0; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,726 INFO L290 TraceCheckUtils]: 59: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~2#1 % 256 else main_~node5____CPAchecker_TMP_0~2#1 % 256 - 256);~mode5~0 := 1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,726 INFO L290 TraceCheckUtils]: 60: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 61: Hoare triple {27285#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 62: Hoare triple {27280#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 63: Hoare triple {27280#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 64: Hoare triple {27280#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 65: Hoare triple {27280#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 66: Hoare triple {27280#false} assume !(~send1~0 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 67: Hoare triple {27280#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {27280#false} is VALID [2022-02-20 18:52:49,727 INFO L290 TraceCheckUtils]: 68: Hoare triple {27280#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 69: Hoare triple {27280#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 70: Hoare triple {27280#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 71: Hoare triple {27280#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 72: Hoare triple {27280#false} ~mode2~0 := 0; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 73: Hoare triple {27280#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 74: Hoare triple {27280#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 75: Hoare triple {27280#false} assume !(~send3~0 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 76: Hoare triple {27280#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {27280#false} is VALID [2022-02-20 18:52:49,728 INFO L290 TraceCheckUtils]: 77: Hoare triple {27280#false} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 78: Hoare triple {27280#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 79: Hoare triple {27280#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 80: Hoare triple {27280#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 81: Hoare triple {27280#false} ~mode4~0 := 0; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 82: Hoare triple {27280#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 83: Hoare triple {27280#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 84: Hoare triple {27280#false} assume ~send5~0 != ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,729 INFO L290 TraceCheckUtils]: 85: Hoare triple {27280#false} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~1#1 := ~send5~0; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 86: Hoare triple {27280#false} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~1#1 % 256 else main_~node5____CPAchecker_TMP_0~1#1 % 256 - 256);~mode5~0 := 1; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 87: Hoare triple {27280#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 88: Hoare triple {27280#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 89: Hoare triple {27280#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 90: Hoare triple {27280#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 91: Hoare triple {27280#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 92: Hoare triple {27280#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,730 INFO L290 TraceCheckUtils]: 93: Hoare triple {27280#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 94: Hoare triple {27280#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 95: Hoare triple {27280#false} ~mode1~0 := 0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 96: Hoare triple {27280#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 97: Hoare triple {27280#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 98: Hoare triple {27280#false} assume ~send2~0 != ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 99: Hoare triple {27280#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 100: Hoare triple {27280#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 101: Hoare triple {27280#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,731 INFO L290 TraceCheckUtils]: 102: Hoare triple {27280#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 103: Hoare triple {27280#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 104: Hoare triple {27280#false} ~mode3~0 := 0; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 105: Hoare triple {27280#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 106: Hoare triple {27280#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 107: Hoare triple {27280#false} assume !(~send4~0 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 108: Hoare triple {27280#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 109: Hoare triple {27280#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 110: Hoare triple {27280#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,732 INFO L290 TraceCheckUtils]: 111: Hoare triple {27280#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 112: Hoare triple {27280#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 113: Hoare triple {27280#false} ~mode5~0 := 0; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 114: Hoare triple {27280#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 115: Hoare triple {27280#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 116: Hoare triple {27280#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 117: Hoare triple {27280#false} assume 0 == main_~assert__arg~2#1 % 256; {27280#false} is VALID [2022-02-20 18:52:49,733 INFO L290 TraceCheckUtils]: 118: Hoare triple {27280#false} assume !false; {27280#false} is VALID [2022-02-20 18:52:49,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:49,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:49,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053940303] [2022-02-20 18:52:49,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053940303] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:49,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:49,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 18:52:49,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995405553] [2022-02-20 18:52:49,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:49,735 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2022-02-20 18:52:49,735 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:49,735 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:49,803 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:49,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 18:52:49,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:49,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 18:52:49,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:52:49,804 INFO L87 Difference]: Start difference. First operand 1889 states and 2921 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:08,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:08,518 INFO L93 Difference]: Finished difference Result 16374 states and 25284 transitions. [2022-02-20 18:53:08,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 18:53:08,518 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2022-02-20 18:53:08,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:53:08,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1586 transitions. [2022-02-20 18:53:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1586 transitions. [2022-02-20 18:53:08,528 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 1586 transitions. [2022-02-20 18:53:09,558 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1586 edges. 1586 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:18,049 INFO L225 Difference]: With dead ends: 16374 [2022-02-20 18:53:18,049 INFO L226 Difference]: Without dead ends: 14556 [2022-02-20 18:53:18,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2022-02-20 18:53:18,054 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 2403 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:53:18,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2403 Valid, 1884 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:53:18,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14556 states. [2022-02-20 18:53:20,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14556 to 3650. [2022-02-20 18:53:20,897 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:53:20,901 INFO L82 GeneralOperation]: Start isEquivalent. First operand 14556 states. Second operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:20,904 INFO L74 IsIncluded]: Start isIncluded. First operand 14556 states. Second operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:20,906 INFO L87 Difference]: Start difference. First operand 14556 states. Second operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:27,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:27,223 INFO L93 Difference]: Finished difference Result 14556 states and 21999 transitions. [2022-02-20 18:53:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 14556 states and 21999 transitions. [2022-02-20 18:53:27,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:27,244 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:27,248 INFO L74 IsIncluded]: Start isIncluded. First operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 14556 states. [2022-02-20 18:53:27,250 INFO L87 Difference]: Start difference. First operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 14556 states. [2022-02-20 18:53:33,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:33,575 INFO L93 Difference]: Finished difference Result 14556 states and 21999 transitions. [2022-02-20 18:53:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 14556 states and 21999 transitions. [2022-02-20 18:53:33,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:33,593 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:33,593 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:53:33,593 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:53:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3650 states, 3649 states have (on average 1.5168539325842696) internal successors, (5535), 3649 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:34,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 3650 states and 5535 transitions. [2022-02-20 18:53:34,144 INFO L78 Accepts]: Start accepts. Automaton has 3650 states and 5535 transitions. Word has length 119 [2022-02-20 18:53:34,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:53:34,144 INFO L470 AbstractCegarLoop]: Abstraction has 3650 states and 5535 transitions. [2022-02-20 18:53:34,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 5535 transitions. [2022-02-20 18:53:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-02-20 18:53:34,149 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:53:34,149 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:53:34,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 18:53:34,149 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:53:34,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:53:34,150 INFO L85 PathProgramCache]: Analyzing trace with hash 551400311, now seen corresponding path program 1 times [2022-02-20 18:53:34,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:53:34,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145864430] [2022-02-20 18:53:34,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:53:34,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:53:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:53:34,201 INFO L290 TraceCheckUtils]: 0: Hoare triple {84378#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {84378#true} is VALID [2022-02-20 18:53:34,202 INFO L290 TraceCheckUtils]: 1: Hoare triple {84378#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {84378#true} is VALID [2022-02-20 18:53:34,202 INFO L290 TraceCheckUtils]: 2: Hoare triple {84378#true} assume 0 == ~r1~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,202 INFO L290 TraceCheckUtils]: 3: Hoare triple {84380#(<= ~r1~0 0)} assume ~id1~0 >= 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,203 INFO L290 TraceCheckUtils]: 4: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~st1~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,203 INFO L290 TraceCheckUtils]: 5: Hoare triple {84380#(<= ~r1~0 0)} assume ~send1~0 == ~id1~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,203 INFO L290 TraceCheckUtils]: 6: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~mode1~0 % 256; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,203 INFO L290 TraceCheckUtils]: 7: Hoare triple {84380#(<= ~r1~0 0)} assume ~id2~0 >= 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,204 INFO L290 TraceCheckUtils]: 8: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~st2~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,204 INFO L290 TraceCheckUtils]: 9: Hoare triple {84380#(<= ~r1~0 0)} assume ~send2~0 == ~id2~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,204 INFO L290 TraceCheckUtils]: 10: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~mode2~0 % 256; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,204 INFO L290 TraceCheckUtils]: 11: Hoare triple {84380#(<= ~r1~0 0)} assume ~id3~0 >= 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,205 INFO L290 TraceCheckUtils]: 12: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~st3~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,205 INFO L290 TraceCheckUtils]: 13: Hoare triple {84380#(<= ~r1~0 0)} assume ~send3~0 == ~id3~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,205 INFO L290 TraceCheckUtils]: 14: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~mode3~0 % 256; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,205 INFO L290 TraceCheckUtils]: 15: Hoare triple {84380#(<= ~r1~0 0)} assume ~id4~0 >= 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,206 INFO L290 TraceCheckUtils]: 16: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~st4~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,206 INFO L290 TraceCheckUtils]: 17: Hoare triple {84380#(<= ~r1~0 0)} assume ~send4~0 == ~id4~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,206 INFO L290 TraceCheckUtils]: 18: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~mode4~0 % 256; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,206 INFO L290 TraceCheckUtils]: 19: Hoare triple {84380#(<= ~r1~0 0)} assume ~id5~0 >= 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,207 INFO L290 TraceCheckUtils]: 20: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~st5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,207 INFO L290 TraceCheckUtils]: 21: Hoare triple {84380#(<= ~r1~0 0)} assume ~send5~0 == ~id5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,207 INFO L290 TraceCheckUtils]: 22: Hoare triple {84380#(<= ~r1~0 0)} assume 0 == ~mode5~0 % 256; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,207 INFO L290 TraceCheckUtils]: 23: Hoare triple {84380#(<= ~r1~0 0)} assume ~id1~0 != ~id2~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,208 INFO L290 TraceCheckUtils]: 24: Hoare triple {84380#(<= ~r1~0 0)} assume ~id1~0 != ~id3~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,208 INFO L290 TraceCheckUtils]: 25: Hoare triple {84380#(<= ~r1~0 0)} assume ~id1~0 != ~id4~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,208 INFO L290 TraceCheckUtils]: 26: Hoare triple {84380#(<= ~r1~0 0)} assume ~id1~0 != ~id5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,208 INFO L290 TraceCheckUtils]: 27: Hoare triple {84380#(<= ~r1~0 0)} assume ~id2~0 != ~id3~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,209 INFO L290 TraceCheckUtils]: 28: Hoare triple {84380#(<= ~r1~0 0)} assume ~id2~0 != ~id4~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,209 INFO L290 TraceCheckUtils]: 29: Hoare triple {84380#(<= ~r1~0 0)} assume ~id2~0 != ~id5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,209 INFO L290 TraceCheckUtils]: 30: Hoare triple {84380#(<= ~r1~0 0)} assume ~id3~0 != ~id4~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,209 INFO L290 TraceCheckUtils]: 31: Hoare triple {84380#(<= ~r1~0 0)} assume ~id3~0 != ~id5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,210 INFO L290 TraceCheckUtils]: 32: Hoare triple {84380#(<= ~r1~0 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,210 INFO L290 TraceCheckUtils]: 33: Hoare triple {84380#(<= ~r1~0 0)} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,210 INFO L290 TraceCheckUtils]: 34: Hoare triple {84380#(<= ~r1~0 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,210 INFO L290 TraceCheckUtils]: 35: Hoare triple {84380#(<= ~r1~0 0)} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,211 INFO L290 TraceCheckUtils]: 36: Hoare triple {84380#(<= ~r1~0 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,211 INFO L290 TraceCheckUtils]: 37: Hoare triple {84380#(<= ~r1~0 0)} assume !(~send1~0 != ~nomsg~0); {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,211 INFO L290 TraceCheckUtils]: 38: Hoare triple {84380#(<= ~r1~0 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,211 INFO L290 TraceCheckUtils]: 39: Hoare triple {84380#(<= ~r1~0 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,212 INFO L290 TraceCheckUtils]: 40: Hoare triple {84380#(<= ~r1~0 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,212 INFO L290 TraceCheckUtils]: 41: Hoare triple {84380#(<= ~r1~0 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,212 INFO L290 TraceCheckUtils]: 42: Hoare triple {84380#(<= ~r1~0 0)} assume !(~send2~0 != ~nomsg~0); {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,212 INFO L290 TraceCheckUtils]: 43: Hoare triple {84380#(<= ~r1~0 0)} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,213 INFO L290 TraceCheckUtils]: 44: Hoare triple {84380#(<= ~r1~0 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,213 INFO L290 TraceCheckUtils]: 45: Hoare triple {84380#(<= ~r1~0 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,213 INFO L290 TraceCheckUtils]: 46: Hoare triple {84380#(<= ~r1~0 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,213 INFO L290 TraceCheckUtils]: 47: Hoare triple {84380#(<= ~r1~0 0)} assume !(~send3~0 != ~nomsg~0); {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,214 INFO L290 TraceCheckUtils]: 48: Hoare triple {84380#(<= ~r1~0 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,214 INFO L290 TraceCheckUtils]: 49: Hoare triple {84380#(<= ~r1~0 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,214 INFO L290 TraceCheckUtils]: 50: Hoare triple {84380#(<= ~r1~0 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,214 INFO L290 TraceCheckUtils]: 51: Hoare triple {84380#(<= ~r1~0 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,215 INFO L290 TraceCheckUtils]: 52: Hoare triple {84380#(<= ~r1~0 0)} assume !(~send4~0 != ~nomsg~0); {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,215 INFO L290 TraceCheckUtils]: 53: Hoare triple {84380#(<= ~r1~0 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,215 INFO L290 TraceCheckUtils]: 54: Hoare triple {84380#(<= ~r1~0 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,216 INFO L290 TraceCheckUtils]: 55: Hoare triple {84380#(<= ~r1~0 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,216 INFO L290 TraceCheckUtils]: 56: Hoare triple {84380#(<= ~r1~0 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~2#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,216 INFO L290 TraceCheckUtils]: 57: Hoare triple {84380#(<= ~r1~0 0)} assume ~send5~0 != ~nomsg~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,216 INFO L290 TraceCheckUtils]: 58: Hoare triple {84380#(<= ~r1~0 0)} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~2#1 := ~send5~0; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,217 INFO L290 TraceCheckUtils]: 59: Hoare triple {84380#(<= ~r1~0 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~2#1 % 256 else main_~node5____CPAchecker_TMP_0~2#1 % 256 - 256);~mode5~0 := 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,217 INFO L290 TraceCheckUtils]: 60: Hoare triple {84380#(<= ~r1~0 0)} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,217 INFO L290 TraceCheckUtils]: 61: Hoare triple {84380#(<= ~r1~0 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; {84380#(<= ~r1~0 0)} is VALID [2022-02-20 18:53:34,217 INFO L290 TraceCheckUtils]: 62: Hoare triple {84380#(<= ~r1~0 0)} assume ~r1~0 >= 5; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 63: Hoare triple {84379#false} assume ~r1~0 < 5;main_~check__tmp~0#1 := 1; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 64: Hoare triple {84379#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 65: Hoare triple {84379#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 66: Hoare triple {84379#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 67: Hoare triple {84379#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 68: Hoare triple {84379#false} assume !(~send1~0 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 69: Hoare triple {84379#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {84379#false} is VALID [2022-02-20 18:53:34,218 INFO L290 TraceCheckUtils]: 70: Hoare triple {84379#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 71: Hoare triple {84379#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 72: Hoare triple {84379#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 73: Hoare triple {84379#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 74: Hoare triple {84379#false} ~mode2~0 := 0; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 75: Hoare triple {84379#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 76: Hoare triple {84379#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 77: Hoare triple {84379#false} assume !(~send3~0 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,219 INFO L290 TraceCheckUtils]: 78: Hoare triple {84379#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 79: Hoare triple {84379#false} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 80: Hoare triple {84379#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 81: Hoare triple {84379#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 82: Hoare triple {84379#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 83: Hoare triple {84379#false} ~mode4~0 := 0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 84: Hoare triple {84379#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 85: Hoare triple {84379#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 86: Hoare triple {84379#false} assume main_~node5__m5~1#1 != ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,220 INFO L290 TraceCheckUtils]: 87: Hoare triple {84379#false} assume !(main_~node5__m5~1#1 > ~id5~0); {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 88: Hoare triple {84379#false} assume main_~node5__m5~1#1 == ~id5~0;~st5~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 89: Hoare triple {84379#false} ~mode5~0 := 0; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 90: Hoare triple {84379#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 91: Hoare triple {84379#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 92: Hoare triple {84379#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 93: Hoare triple {84379#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 94: Hoare triple {84379#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {84379#false} is VALID [2022-02-20 18:53:34,221 INFO L290 TraceCheckUtils]: 95: Hoare triple {84379#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 96: Hoare triple {84379#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 97: Hoare triple {84379#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 98: Hoare triple {84379#false} ~mode1~0 := 0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 99: Hoare triple {84379#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 100: Hoare triple {84379#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 101: Hoare triple {84379#false} assume ~send2~0 != ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 102: Hoare triple {84379#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 103: Hoare triple {84379#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,222 INFO L290 TraceCheckUtils]: 104: Hoare triple {84379#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 105: Hoare triple {84379#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 106: Hoare triple {84379#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 107: Hoare triple {84379#false} ~mode3~0 := 0; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 108: Hoare triple {84379#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 109: Hoare triple {84379#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 110: Hoare triple {84379#false} assume !(~send4~0 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 111: Hoare triple {84379#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {84379#false} is VALID [2022-02-20 18:53:34,223 INFO L290 TraceCheckUtils]: 112: Hoare triple {84379#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 113: Hoare triple {84379#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 114: Hoare triple {84379#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~0#1; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 115: Hoare triple {84379#false} assume !(~send5~0 != ~nomsg~0); {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 116: Hoare triple {84379#false} main_~node5____CPAchecker_TMP_0~0#1 := ~p5_new~0; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 117: Hoare triple {84379#false} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~0#1 % 256 else main_~node5____CPAchecker_TMP_0~0#1 % 256 - 256);~mode5~0 := 1; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 118: Hoare triple {84379#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 119: Hoare triple {84379#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {84379#false} is VALID [2022-02-20 18:53:34,224 INFO L290 TraceCheckUtils]: 120: Hoare triple {84379#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {84379#false} is VALID [2022-02-20 18:53:34,225 INFO L290 TraceCheckUtils]: 121: Hoare triple {84379#false} assume 0 == main_~assert__arg~2#1 % 256; {84379#false} is VALID [2022-02-20 18:53:34,225 INFO L290 TraceCheckUtils]: 122: Hoare triple {84379#false} assume !false; {84379#false} is VALID [2022-02-20 18:53:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:53:34,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:53:34,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145864430] [2022-02-20 18:53:34,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145864430] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:53:34,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:53:34,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:53:34,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246449783] [2022-02-20 18:53:34,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:53:34,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2022-02-20 18:53:34,227 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:53:34,227 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:34,290 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:34,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:53:34,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:53:34,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:53:34,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:34,291 INFO L87 Difference]: Start difference. First operand 3650 states and 5535 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:41,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:41,144 INFO L93 Difference]: Finished difference Result 8386 states and 12721 transitions. [2022-02-20 18:53:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:53:41,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2022-02-20 18:53:41,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:53:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 630 transitions. [2022-02-20 18:53:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 630 transitions. [2022-02-20 18:53:41,148 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 630 transitions. [2022-02-20 18:53:41,498 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 630 edges. 630 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:42,452 INFO L225 Difference]: With dead ends: 8386 [2022-02-20 18:53:42,453 INFO L226 Difference]: Without dead ends: 4805 [2022-02-20 18:53:42,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:42,456 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 186 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:53:42,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [186 Valid, 592 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:53:42,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4805 states. [2022-02-20 18:53:46,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4805 to 4803. [2022-02-20 18:53:46,232 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:53:46,236 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4805 states. Second operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:46,245 INFO L74 IsIncluded]: Start isIncluded. First operand 4805 states. Second operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:46,250 INFO L87 Difference]: Start difference. First operand 4805 states. Second operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:46,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:46,880 INFO L93 Difference]: Finished difference Result 4805 states and 7170 transitions. [2022-02-20 18:53:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 4805 states and 7170 transitions. [2022-02-20 18:53:46,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:46,885 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:46,889 INFO L74 IsIncluded]: Start isIncluded. First operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 4805 states. [2022-02-20 18:53:46,892 INFO L87 Difference]: Start difference. First operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 4805 states. [2022-02-20 18:53:47,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:47,491 INFO L93 Difference]: Finished difference Result 4805 states and 7170 transitions. [2022-02-20 18:53:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4805 states and 7170 transitions. [2022-02-20 18:53:47,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:47,496 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:47,496 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:53:47,496 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:53:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4803 states, 4802 states have (on average 1.4929196168263223) internal successors, (7169), 4802 states have internal predecessors, (7169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 4803 states and 7169 transitions. [2022-02-20 18:53:48,429 INFO L78 Accepts]: Start accepts. Automaton has 4803 states and 7169 transitions. Word has length 123 [2022-02-20 18:53:48,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:53:48,430 INFO L470 AbstractCegarLoop]: Abstraction has 4803 states and 7169 transitions. [2022-02-20 18:53:48,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:48,431 INFO L276 IsEmpty]: Start isEmpty. Operand 4803 states and 7169 transitions. [2022-02-20 18:53:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-02-20 18:53:48,436 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:53:48,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:53:48,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 18:53:48,437 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:53:48,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:53:48,437 INFO L85 PathProgramCache]: Analyzing trace with hash 176931542, now seen corresponding path program 1 times [2022-02-20 18:53:48,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:53:48,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466663608] [2022-02-20 18:53:48,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:53:48,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:53:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:53:48,642 INFO L290 TraceCheckUtils]: 0: Hoare triple {112421#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_999~0 := 0;~__return_1104~0 := 0;~__return_1204~0 := 0;~__tmp_1214_0~0 := 0;~__return_1306~0 := 0;~__return_1217~0 := 0; {112421#true} is VALID [2022-02-20 18:53:48,642 INFO L290 TraceCheckUtils]: 1: Hoare triple {112421#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {112421#true} is VALID [2022-02-20 18:53:48,643 INFO L290 TraceCheckUtils]: 2: Hoare triple {112421#true} assume 0 == ~r1~0; {112421#true} is VALID [2022-02-20 18:53:48,643 INFO L290 TraceCheckUtils]: 3: Hoare triple {112421#true} assume ~id1~0 >= 0; {112421#true} is VALID [2022-02-20 18:53:48,643 INFO L290 TraceCheckUtils]: 4: Hoare triple {112421#true} assume 0 == ~st1~0; {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} is VALID [2022-02-20 18:53:48,644 INFO L290 TraceCheckUtils]: 5: Hoare triple {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} assume ~send1~0 == ~id1~0; {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} is VALID [2022-02-20 18:53:48,644 INFO L290 TraceCheckUtils]: 6: Hoare triple {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} assume 0 == ~mode1~0 % 256; {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} is VALID [2022-02-20 18:53:48,645 INFO L290 TraceCheckUtils]: 7: Hoare triple {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} assume ~id2~0 >= 0; {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} is VALID [2022-02-20 18:53:48,645 INFO L290 TraceCheckUtils]: 8: Hoare triple {112423#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 ~st1~0)) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= ~st1~0 0)))} assume 0 == ~st2~0; {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} is VALID [2022-02-20 18:53:48,646 INFO L290 TraceCheckUtils]: 9: Hoare triple {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} assume ~send2~0 == ~id2~0; {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} is VALID [2022-02-20 18:53:48,647 INFO L290 TraceCheckUtils]: 10: Hoare triple {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} assume 0 == ~mode2~0 % 256; {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} is VALID [2022-02-20 18:53:48,647 INFO L290 TraceCheckUtils]: 11: Hoare triple {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} assume ~id3~0 >= 0; {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} is VALID [2022-02-20 18:53:48,648 INFO L290 TraceCheckUtils]: 12: Hoare triple {112424#(and (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st2~0 ~st1~0) 0)) (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st2~0 ~st1~0))))} assume 0 == ~st3~0; {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,648 INFO L290 TraceCheckUtils]: 13: Hoare triple {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} assume ~send3~0 == ~id3~0; {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,649 INFO L290 TraceCheckUtils]: 14: Hoare triple {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} assume 0 == ~mode3~0 % 256; {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,649 INFO L290 TraceCheckUtils]: 15: Hoare triple {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} assume ~id4~0 >= 0; {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,651 INFO L290 TraceCheckUtils]: 16: Hoare triple {112425#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st3~0 ~st2~0 ~st1~0) 0)))} assume 0 == ~st4~0; {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,651 INFO L290 TraceCheckUtils]: 17: Hoare triple {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} assume ~send4~0 == ~id4~0; {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,652 INFO L290 TraceCheckUtils]: 18: Hoare triple {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} assume 0 == ~mode4~0 % 256; {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,652 INFO L290 TraceCheckUtils]: 19: Hoare triple {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} assume ~id5~0 >= 0; {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} is VALID [2022-02-20 18:53:48,653 INFO L290 TraceCheckUtils]: 20: Hoare triple {112426#(and (or (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= 0 (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0))) (or (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0) (<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)))} assume 0 == ~st5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,653 INFO L290 TraceCheckUtils]: 21: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~send5~0 == ~id5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,654 INFO L290 TraceCheckUtils]: 22: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume 0 == ~mode5~0 % 256; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,654 INFO L290 TraceCheckUtils]: 23: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id1~0 != ~id2~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,654 INFO L290 TraceCheckUtils]: 24: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id1~0 != ~id3~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,655 INFO L290 TraceCheckUtils]: 25: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id1~0 != ~id4~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,655 INFO L290 TraceCheckUtils]: 26: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id1~0 != ~id5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,656 INFO L290 TraceCheckUtils]: 27: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id2~0 != ~id3~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,656 INFO L290 TraceCheckUtils]: 28: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id2~0 != ~id4~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,656 INFO L290 TraceCheckUtils]: 29: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id2~0 != ~id5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,657 INFO L290 TraceCheckUtils]: 30: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id3~0 != ~id4~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,657 INFO L290 TraceCheckUtils]: 31: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id3~0 != ~id5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,658 INFO L290 TraceCheckUtils]: 32: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,658 INFO L290 TraceCheckUtils]: 33: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~__return_999~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_999~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,658 INFO L290 TraceCheckUtils]: 34: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,659 INFO L290 TraceCheckUtils]: 35: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,659 INFO L290 TraceCheckUtils]: 36: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,660 INFO L290 TraceCheckUtils]: 37: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(~send1~0 != ~nomsg~0); {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,660 INFO L290 TraceCheckUtils]: 38: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,661 INFO L290 TraceCheckUtils]: 39: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,661 INFO L290 TraceCheckUtils]: 40: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,661 INFO L290 TraceCheckUtils]: 41: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,662 INFO L290 TraceCheckUtils]: 42: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(~send2~0 != ~nomsg~0); {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,662 INFO L290 TraceCheckUtils]: 43: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,663 INFO L290 TraceCheckUtils]: 44: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,663 INFO L290 TraceCheckUtils]: 45: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,664 INFO L290 TraceCheckUtils]: 46: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,664 INFO L290 TraceCheckUtils]: 47: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(~send3~0 != ~nomsg~0); {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,665 INFO L290 TraceCheckUtils]: 48: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,665 INFO L290 TraceCheckUtils]: 49: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,666 INFO L290 TraceCheckUtils]: 50: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,666 INFO L290 TraceCheckUtils]: 51: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,666 INFO L290 TraceCheckUtils]: 52: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(~send4~0 != ~nomsg~0); {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,667 INFO L290 TraceCheckUtils]: 53: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,667 INFO L290 TraceCheckUtils]: 54: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,668 INFO L290 TraceCheckUtils]: 55: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,668 INFO L290 TraceCheckUtils]: 56: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~2#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,669 INFO L290 TraceCheckUtils]: 57: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~send5~0 != ~nomsg~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,669 INFO L290 TraceCheckUtils]: 58: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~2#1 := ~send5~0; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,669 INFO L290 TraceCheckUtils]: 59: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~2#1 % 256 else main_~node5____CPAchecker_TMP_0~2#1 % 256 - 256);~mode5~0 := 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,670 INFO L290 TraceCheckUtils]: 60: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,670 INFO L290 TraceCheckUtils]: 61: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,671 INFO L290 TraceCheckUtils]: 62: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(~r1~0 >= 5); {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} is VALID [2022-02-20 18:53:48,671 INFO L290 TraceCheckUtils]: 63: Hoare triple {112427#(and (< 0 (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 1)) (<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0))} assume !(0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0);main_~check__tmp~0#1 := 0; {112422#false} is VALID [2022-02-20 18:53:48,671 INFO L290 TraceCheckUtils]: 64: Hoare triple {112422#false} ~__return_1104~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1104~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 65: Hoare triple {112422#false} assume !(0 == main_~assert__arg~0#1 % 256);main_~main____CPAchecker_TMP_0~0#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 66: Hoare triple {112422#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 67: Hoare triple {112422#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 68: Hoare triple {112422#false} assume !(~send1~0 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 69: Hoare triple {112422#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 70: Hoare triple {112422#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,672 INFO L290 TraceCheckUtils]: 71: Hoare triple {112422#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 72: Hoare triple {112422#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 73: Hoare triple {112422#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 74: Hoare triple {112422#false} ~mode2~0 := 0; {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 75: Hoare triple {112422#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 76: Hoare triple {112422#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 77: Hoare triple {112422#false} assume !(~send3~0 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,673 INFO L290 TraceCheckUtils]: 78: Hoare triple {112422#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 79: Hoare triple {112422#false} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 80: Hoare triple {112422#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 81: Hoare triple {112422#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 82: Hoare triple {112422#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 83: Hoare triple {112422#false} ~mode4~0 := 0; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 84: Hoare triple {112422#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,674 INFO L290 TraceCheckUtils]: 85: Hoare triple {112422#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 86: Hoare triple {112422#false} assume main_~node5__m5~1#1 != ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 87: Hoare triple {112422#false} assume !(main_~node5__m5~1#1 > ~id5~0); {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 88: Hoare triple {112422#false} assume main_~node5__m5~1#1 == ~id5~0;~st5~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 89: Hoare triple {112422#false} ~mode5~0 := 0; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 90: Hoare triple {112422#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 91: Hoare triple {112422#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {112422#false} is VALID [2022-02-20 18:53:48,675 INFO L290 TraceCheckUtils]: 92: Hoare triple {112422#false} ~__return_1204~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1204~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 93: Hoare triple {112422#false} assume !(0 == main_~assert__arg~1#1 % 256);main_~main____CPAchecker_TMP_0~1#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_1214_0~0 := main_~main____CPAchecker_TMP_0~1#1; {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 94: Hoare triple {112422#false} main_~main____CPAchecker_TMP_0~1#1 := ~__tmp_1214_0~0; {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 95: Hoare triple {112422#false} assume main_~main__i2~0#1 < 10;havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 96: Hoare triple {112422#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 97: Hoare triple {112422#false} assume !(main_~node1__m1~2#1 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,676 INFO L290 TraceCheckUtils]: 98: Hoare triple {112422#false} ~mode1~0 := 0; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 99: Hoare triple {112422#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 100: Hoare triple {112422#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 101: Hoare triple {112422#false} assume ~send2~0 != ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 102: Hoare triple {112422#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 103: Hoare triple {112422#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 104: Hoare triple {112422#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,677 INFO L290 TraceCheckUtils]: 105: Hoare triple {112422#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 106: Hoare triple {112422#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 107: Hoare triple {112422#false} ~mode3~0 := 0; {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 108: Hoare triple {112422#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 109: Hoare triple {112422#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 110: Hoare triple {112422#false} assume !(~send4~0 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 111: Hoare triple {112422#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {112422#false} is VALID [2022-02-20 18:53:48,678 INFO L290 TraceCheckUtils]: 112: Hoare triple {112422#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 113: Hoare triple {112422#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 114: Hoare triple {112422#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~0#1; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 115: Hoare triple {112422#false} assume !(~send5~0 != ~nomsg~0); {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 116: Hoare triple {112422#false} main_~node5____CPAchecker_TMP_0~0#1 := ~p5_new~0; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 117: Hoare triple {112422#false} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~0#1 % 256 else main_~node5____CPAchecker_TMP_0~0#1 % 256 - 256);~mode5~0 := 1; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 118: Hoare triple {112422#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {112422#false} is VALID [2022-02-20 18:53:48,679 INFO L290 TraceCheckUtils]: 119: Hoare triple {112422#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {112422#false} is VALID [2022-02-20 18:53:48,680 INFO L290 TraceCheckUtils]: 120: Hoare triple {112422#false} ~__return_1306~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1306~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {112422#false} is VALID [2022-02-20 18:53:48,680 INFO L290 TraceCheckUtils]: 121: Hoare triple {112422#false} assume 0 == main_~assert__arg~2#1 % 256; {112422#false} is VALID [2022-02-20 18:53:48,680 INFO L290 TraceCheckUtils]: 122: Hoare triple {112422#false} assume !false; {112422#false} is VALID [2022-02-20 18:53:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:53:48,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:53:48,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466663608] [2022-02-20 18:53:48,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466663608] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:53:48,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:53:48,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 18:53:48,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495586861] [2022-02-20 18:53:48,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:53:48,682 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 7 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2022-02-20 18:53:48,683 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:53:48,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 7 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:48,761 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:48,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 18:53:48,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:53:48,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 18:53:48,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:53:48,763 INFO L87 Difference]: Start difference. First operand 4803 states and 7169 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 7 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)