./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.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.6.ufo.UNBOUNDED.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 1cf988187e51661749a7431d3b54c72cef46dbc57db121ef5e55cfa0bf7b27cc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:55:18,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:55:18,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:55:18,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:55:18,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:55:18,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:55:18,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:55:18,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:55:18,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:55:18,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:55:18,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:55:18,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:55:18,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:55:18,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:55:18,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:55:18,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:55:18,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:55:18,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:55:18,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:55:18,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:55:18,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:55:18,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:55:18,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:55:18,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:55:18,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:55:18,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:55:18,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:55:18,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:55:18,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:55:18,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:55:18,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:55:18,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:55:18,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:55:18,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:55:18,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:55:18,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:55:18,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:55:18,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:55:18,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:55:18,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:55:18,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:55:18,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:55:18,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:55:18,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:55:18,246 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:55:18,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:55:18,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:55:18,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:55:18,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:55:18,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:55:18,249 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:55:18,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:55:18,250 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:55:18,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:55:18,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:55:18,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:55:18,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:55:18,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:55:18,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:55:18,252 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:55:18,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:55:18,252 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:55:18,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:55:18,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:55:18,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:55:18,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:55:18,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:55:18,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:55:18,254 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:55:18,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:55:18,255 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cf988187e51661749a7431d3b54c72cef46dbc57db121ef5e55cfa0bf7b27cc [2022-02-20 18:55:18,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:55:18,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:55:18,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:55:18,501 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:55:18,502 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:55:18,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:55:18,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7260888f/2c61e01cb0794435a05511b0bc278541/FLAG36e7db723 [2022-02-20 18:55:19,047 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:55:19,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:55:19,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7260888f/2c61e01cb0794435a05511b0bc278541/FLAG36e7db723 [2022-02-20 18:55:19,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7260888f/2c61e01cb0794435a05511b0bc278541 [2022-02-20 18:55:19,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:55:19,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:55:19,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:55:19,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:55:19,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:55:19,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:55:19" (1/1) ... [2022-02-20 18:55:19,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de980ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:19, skipping insertion in model container [2022-02-20 18:55:19,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:55:19" (1/1) ... [2022-02-20 18:55:19,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:55:19,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:55:19,789 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.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13915,13928] [2022-02-20 18:55:19,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:55:19,910 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:55:20,010 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.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13915,13928] [2022-02-20 18:55:20,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:55:20,078 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:55:20,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20 WrapperNode [2022-02-20 18:55:20,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:55:20,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:55:20,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:55:20,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:55:20,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,174 INFO L137 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1176 [2022-02-20 18:55:20,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:55:20,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:55:20,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:55:20,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:55:20,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:55:20,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:55:20,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:55:20,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:55:20,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (1/1) ... [2022-02-20 18:55:20,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:55:20,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:55:20,293 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 18:55:20,309 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 18:55:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:55:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:55:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:55:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:55:20,475 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:55:20,476 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:55:21,376 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:55:21,393 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:55:21,393 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:55:21,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:55:21 BoogieIcfgContainer [2022-02-20 18:55:21,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:55:21,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:55:21,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:55:21,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:55:21,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:55:19" (1/3) ... [2022-02-20 18:55:21,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a82b976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:55:21, skipping insertion in model container [2022-02-20 18:55:21,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:55:20" (2/3) ... [2022-02-20 18:55:21,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a82b976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:55:21, skipping insertion in model container [2022-02-20 18:55:21,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:55:21" (3/3) ... [2022-02-20 18:55:21,403 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:55:21,407 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:55:21,408 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:55:21,451 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:55:21,455 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 18:55:21,456 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:55:21,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 326 states, 324 states have (on average 1.6604938271604939) internal successors, (538), 325 states have internal predecessors, (538), 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 18:55:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-02-20 18:55:21,491 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:21,491 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 18:55:21,492 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:21,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:21,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2137284112, now seen corresponding path program 1 times [2022-02-20 18:55:21,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:21,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168156146] [2022-02-20 18:55:21,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:21,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:21,831 INFO L290 TraceCheckUtils]: 0: Hoare triple {329#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {329#true} is VALID [2022-02-20 18:55:21,836 INFO L290 TraceCheckUtils]: 1: Hoare triple {329#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {329#true} is VALID [2022-02-20 18:55:21,837 INFO L290 TraceCheckUtils]: 2: Hoare triple {329#true} assume !(0 == ~r1~0 % 256);main_~init__tmp~0#1 := 0; {331#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} is VALID [2022-02-20 18:55:21,838 INFO L290 TraceCheckUtils]: 3: Hoare triple {331#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {332#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} is VALID [2022-02-20 18:55:21,838 INFO L290 TraceCheckUtils]: 4: Hoare triple {332#(= |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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,839 INFO L290 TraceCheckUtils]: 5: Hoare triple {330#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {330#false} is VALID [2022-02-20 18:55:21,839 INFO L290 TraceCheckUtils]: 6: Hoare triple {330#false} assume !(~send1~0 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,839 INFO L290 TraceCheckUtils]: 7: Hoare triple {330#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {330#false} is VALID [2022-02-20 18:55:21,840 INFO L290 TraceCheckUtils]: 8: Hoare triple {330#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {330#false} is VALID [2022-02-20 18:55:21,840 INFO L290 TraceCheckUtils]: 9: Hoare triple {330#false} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,840 INFO L290 TraceCheckUtils]: 10: Hoare triple {330#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,840 INFO L290 TraceCheckUtils]: 11: Hoare triple {330#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,841 INFO L290 TraceCheckUtils]: 12: Hoare triple {330#false} ~mode2~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,841 INFO L290 TraceCheckUtils]: 13: Hoare triple {330#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,841 INFO L290 TraceCheckUtils]: 14: Hoare triple {330#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,842 INFO L290 TraceCheckUtils]: 15: Hoare triple {330#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,842 INFO L290 TraceCheckUtils]: 16: Hoare triple {330#false} ~mode3~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,842 INFO L290 TraceCheckUtils]: 17: Hoare triple {330#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,847 INFO L290 TraceCheckUtils]: 18: Hoare triple {330#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,847 INFO L290 TraceCheckUtils]: 19: Hoare triple {330#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,847 INFO L290 TraceCheckUtils]: 20: Hoare triple {330#false} ~mode4~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,848 INFO L290 TraceCheckUtils]: 21: Hoare triple {330#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,849 INFO L290 TraceCheckUtils]: 22: Hoare triple {330#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,849 INFO L290 TraceCheckUtils]: 23: Hoare triple {330#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,849 INFO L290 TraceCheckUtils]: 24: Hoare triple {330#false} ~mode5~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,849 INFO L290 TraceCheckUtils]: 25: Hoare triple {330#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,850 INFO L290 TraceCheckUtils]: 26: Hoare triple {330#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,851 INFO L290 TraceCheckUtils]: 27: Hoare triple {330#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,851 INFO L290 TraceCheckUtils]: 28: Hoare triple {330#false} ~mode6~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,851 INFO L290 TraceCheckUtils]: 29: Hoare triple {330#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {330#false} is VALID [2022-02-20 18:55:21,851 INFO L290 TraceCheckUtils]: 30: Hoare triple {330#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {330#false} is VALID [2022-02-20 18:55:21,852 INFO L290 TraceCheckUtils]: 31: Hoare triple {330#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {330#false} is VALID [2022-02-20 18:55:21,852 INFO L290 TraceCheckUtils]: 32: Hoare triple {330#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,852 INFO L290 TraceCheckUtils]: 33: Hoare triple {330#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {330#false} is VALID [2022-02-20 18:55:21,852 INFO L290 TraceCheckUtils]: 34: Hoare triple {330#false} assume ~send1~0 != ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,853 INFO L290 TraceCheckUtils]: 35: Hoare triple {330#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {330#false} is VALID [2022-02-20 18:55:21,853 INFO L290 TraceCheckUtils]: 36: Hoare triple {330#false} ~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; {330#false} is VALID [2022-02-20 18:55:21,853 INFO L290 TraceCheckUtils]: 37: Hoare triple {330#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,853 INFO L290 TraceCheckUtils]: 38: Hoare triple {330#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,854 INFO L290 TraceCheckUtils]: 39: Hoare triple {330#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,854 INFO L290 TraceCheckUtils]: 40: Hoare triple {330#false} ~mode2~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,854 INFO L290 TraceCheckUtils]: 41: Hoare triple {330#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,854 INFO L290 TraceCheckUtils]: 42: Hoare triple {330#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,855 INFO L290 TraceCheckUtils]: 43: Hoare triple {330#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,855 INFO L290 TraceCheckUtils]: 44: Hoare triple {330#false} ~mode3~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,855 INFO L290 TraceCheckUtils]: 45: Hoare triple {330#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,856 INFO L290 TraceCheckUtils]: 46: Hoare triple {330#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,857 INFO L290 TraceCheckUtils]: 47: Hoare triple {330#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,857 INFO L290 TraceCheckUtils]: 48: Hoare triple {330#false} ~mode4~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,858 INFO L290 TraceCheckUtils]: 49: Hoare triple {330#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 50: Hoare triple {330#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 51: Hoare triple {330#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 52: Hoare triple {330#false} ~mode5~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 53: Hoare triple {330#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 54: Hoare triple {330#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,859 INFO L290 TraceCheckUtils]: 55: Hoare triple {330#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,860 INFO L290 TraceCheckUtils]: 56: Hoare triple {330#false} ~mode6~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,860 INFO L290 TraceCheckUtils]: 57: Hoare triple {330#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {330#false} is VALID [2022-02-20 18:55:21,860 INFO L290 TraceCheckUtils]: 58: Hoare triple {330#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {330#false} is VALID [2022-02-20 18:55:21,860 INFO L290 TraceCheckUtils]: 59: Hoare triple {330#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {330#false} is VALID [2022-02-20 18:55:21,860 INFO L290 TraceCheckUtils]: 60: Hoare triple {330#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 61: Hoare triple {330#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 62: Hoare triple {330#false} assume !(~send1~0 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 63: Hoare triple {330#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 64: Hoare triple {330#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; {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 65: Hoare triple {330#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,861 INFO L290 TraceCheckUtils]: 66: Hoare triple {330#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,862 INFO L290 TraceCheckUtils]: 67: Hoare triple {330#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,862 INFO L290 TraceCheckUtils]: 68: Hoare triple {330#false} ~mode2~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,862 INFO L290 TraceCheckUtils]: 69: Hoare triple {330#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,862 INFO L290 TraceCheckUtils]: 70: Hoare triple {330#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,864 INFO L290 TraceCheckUtils]: 71: Hoare triple {330#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,864 INFO L290 TraceCheckUtils]: 72: Hoare triple {330#false} ~mode3~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,864 INFO L290 TraceCheckUtils]: 73: Hoare triple {330#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,864 INFO L290 TraceCheckUtils]: 74: Hoare triple {330#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,865 INFO L290 TraceCheckUtils]: 75: Hoare triple {330#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,877 INFO L290 TraceCheckUtils]: 76: Hoare triple {330#false} ~mode4~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,878 INFO L290 TraceCheckUtils]: 77: Hoare triple {330#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,878 INFO L290 TraceCheckUtils]: 78: Hoare triple {330#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,879 INFO L290 TraceCheckUtils]: 79: Hoare triple {330#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,881 INFO L290 TraceCheckUtils]: 80: Hoare triple {330#false} ~mode5~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,882 INFO L290 TraceCheckUtils]: 81: Hoare triple {330#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,882 INFO L290 TraceCheckUtils]: 82: Hoare triple {330#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,882 INFO L290 TraceCheckUtils]: 83: Hoare triple {330#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,883 INFO L290 TraceCheckUtils]: 84: Hoare triple {330#false} ~mode6~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,883 INFO L290 TraceCheckUtils]: 85: Hoare triple {330#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {330#false} is VALID [2022-02-20 18:55:21,884 INFO L290 TraceCheckUtils]: 86: Hoare triple {330#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {330#false} is VALID [2022-02-20 18:55:21,884 INFO L290 TraceCheckUtils]: 87: Hoare triple {330#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {330#false} is VALID [2022-02-20 18:55:21,884 INFO L290 TraceCheckUtils]: 88: Hoare triple {330#false} assume !(0 == main_~assert__arg~2#1 % 256); {330#false} is VALID [2022-02-20 18:55:21,891 INFO L290 TraceCheckUtils]: 89: Hoare triple {330#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,891 INFO L290 TraceCheckUtils]: 90: Hoare triple {330#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {330#false} is VALID [2022-02-20 18:55:21,893 INFO L290 TraceCheckUtils]: 91: Hoare triple {330#false} assume ~send1~0 != ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,894 INFO L290 TraceCheckUtils]: 92: Hoare triple {330#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {330#false} is VALID [2022-02-20 18:55:21,894 INFO L290 TraceCheckUtils]: 93: Hoare triple {330#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {330#false} is VALID [2022-02-20 18:55:21,894 INFO L290 TraceCheckUtils]: 94: Hoare triple {330#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,894 INFO L290 TraceCheckUtils]: 95: Hoare triple {330#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,895 INFO L290 TraceCheckUtils]: 96: Hoare triple {330#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,895 INFO L290 TraceCheckUtils]: 97: Hoare triple {330#false} ~mode2~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,895 INFO L290 TraceCheckUtils]: 98: Hoare triple {330#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,895 INFO L290 TraceCheckUtils]: 99: Hoare triple {330#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,896 INFO L290 TraceCheckUtils]: 100: Hoare triple {330#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,896 INFO L290 TraceCheckUtils]: 101: Hoare triple {330#false} ~mode3~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,896 INFO L290 TraceCheckUtils]: 102: Hoare triple {330#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,897 INFO L290 TraceCheckUtils]: 103: Hoare triple {330#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,903 INFO L290 TraceCheckUtils]: 104: Hoare triple {330#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,903 INFO L290 TraceCheckUtils]: 105: Hoare triple {330#false} ~mode4~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,904 INFO L290 TraceCheckUtils]: 106: Hoare triple {330#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,904 INFO L290 TraceCheckUtils]: 107: Hoare triple {330#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,904 INFO L290 TraceCheckUtils]: 108: Hoare triple {330#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,904 INFO L290 TraceCheckUtils]: 109: Hoare triple {330#false} ~mode5~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,904 INFO L290 TraceCheckUtils]: 110: Hoare triple {330#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 111: Hoare triple {330#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 112: Hoare triple {330#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 113: Hoare triple {330#false} ~mode6~0 := 0; {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 114: Hoare triple {330#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 115: Hoare triple {330#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {330#false} is VALID [2022-02-20 18:55:21,905 INFO L290 TraceCheckUtils]: 116: Hoare triple {330#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {330#false} is VALID [2022-02-20 18:55:21,906 INFO L290 TraceCheckUtils]: 117: Hoare triple {330#false} assume 0 == main_~assert__arg~3#1 % 256; {330#false} is VALID [2022-02-20 18:55:21,906 INFO L290 TraceCheckUtils]: 118: Hoare triple {330#false} assume !false; {330#false} is VALID [2022-02-20 18:55:21,907 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 18:55:21,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:21,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168156146] [2022-02-20 18:55:21,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168156146] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:21,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:21,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:55:21,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132208075] [2022-02-20 18:55:21,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:21,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:21,916 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:21,919 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:22,032 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 18:55:22,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:55:22,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:22,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:55:22,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:55:22,055 INFO L87 Difference]: Start difference. First operand has 326 states, 324 states have (on average 1.6604938271604939) internal successors, (538), 325 states have internal predecessors, (538), 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 29.75) internal successors, (119), 4 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 18:55:22,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:22,805 INFO L93 Difference]: Finished difference Result 613 states and 996 transitions. [2022-02-20 18:55:22,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:55:22,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:22,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:22,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 996 transitions. [2022-02-20 18:55:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 996 transitions. [2022-02-20 18:55:22,834 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 996 transitions. [2022-02-20 18:55:23,585 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 996 edges. 996 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:23,610 INFO L225 Difference]: With dead ends: 613 [2022-02-20 18:55:23,610 INFO L226 Difference]: Without dead ends: 323 [2022-02-20 18:55:23,614 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 18:55:23,617 INFO L933 BasicCegarLoop]: 535 mSDtfsCounter, 459 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:23,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 1110 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:23,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2022-02-20 18:55:23,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 323. [2022-02-20 18:55:23,674 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:23,678 INFO L82 GeneralOperation]: Start isEquivalent. First operand 323 states. Second operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 18:55:23,679 INFO L74 IsIncluded]: Start isIncluded. First operand 323 states. Second operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 18:55:23,680 INFO L87 Difference]: Start difference. First operand 323 states. Second operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 18:55:23,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:23,698 INFO L93 Difference]: Finished difference Result 323 states and 491 transitions. [2022-02-20 18:55:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 491 transitions. [2022-02-20 18:55:23,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:23,704 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:23,705 INFO L74 IsIncluded]: Start isIncluded. First operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 323 states. [2022-02-20 18:55:23,705 INFO L87 Difference]: Start difference. First operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 323 states. [2022-02-20 18:55:23,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:23,720 INFO L93 Difference]: Finished difference Result 323 states and 491 transitions. [2022-02-20 18:55:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 491 transitions. [2022-02-20 18:55:23,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:23,721 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:23,721 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:23,721 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 322 states have (on average 1.5248447204968945) internal successors, (491), 322 states have internal predecessors, (491), 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 18:55:23,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 491 transitions. [2022-02-20 18:55:23,739 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 491 transitions. Word has length 119 [2022-02-20 18:55:23,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:23,740 INFO L470 AbstractCegarLoop]: Abstraction has 323 states and 491 transitions. [2022-02-20 18:55:23,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 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 18:55:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 491 transitions. [2022-02-20 18:55:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-02-20 18:55:23,743 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:23,744 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:23,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:55:23,745 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:23,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:23,747 INFO L85 PathProgramCache]: Analyzing trace with hash 236422477, now seen corresponding path program 1 times [2022-02-20 18:55:23,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:23,748 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226878708] [2022-02-20 18:55:23,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:23,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:23,897 INFO L290 TraceCheckUtils]: 0: Hoare triple {2252#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {2252#true} is VALID [2022-02-20 18:55:23,897 INFO L290 TraceCheckUtils]: 1: Hoare triple {2252#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {2252#true} is VALID [2022-02-20 18:55:23,898 INFO L290 TraceCheckUtils]: 2: Hoare triple {2252#true} assume 0 == ~r1~0 % 256; {2252#true} is VALID [2022-02-20 18:55:23,898 INFO L290 TraceCheckUtils]: 3: Hoare triple {2252#true} assume ~id1~0 >= 0; {2252#true} is VALID [2022-02-20 18:55:23,898 INFO L290 TraceCheckUtils]: 4: Hoare triple {2252#true} assume 0 == ~st1~0; {2252#true} is VALID [2022-02-20 18:55:23,898 INFO L290 TraceCheckUtils]: 5: Hoare triple {2252#true} assume ~send1~0 == ~id1~0; {2252#true} is VALID [2022-02-20 18:55:23,898 INFO L290 TraceCheckUtils]: 6: Hoare triple {2252#true} assume 0 == ~mode1~0 % 256; {2252#true} is VALID [2022-02-20 18:55:23,899 INFO L290 TraceCheckUtils]: 7: Hoare triple {2252#true} assume ~id2~0 >= 0; {2252#true} is VALID [2022-02-20 18:55:23,899 INFO L290 TraceCheckUtils]: 8: Hoare triple {2252#true} assume 0 == ~st2~0; {2252#true} is VALID [2022-02-20 18:55:23,899 INFO L290 TraceCheckUtils]: 9: Hoare triple {2252#true} assume ~send2~0 == ~id2~0; {2252#true} is VALID [2022-02-20 18:55:23,900 INFO L290 TraceCheckUtils]: 10: Hoare triple {2252#true} assume 0 == ~mode2~0 % 256; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,900 INFO L290 TraceCheckUtils]: 11: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 >= 0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,901 INFO L290 TraceCheckUtils]: 12: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st3~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,901 INFO L290 TraceCheckUtils]: 13: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send3~0 == ~id3~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,902 INFO L290 TraceCheckUtils]: 14: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode3~0 % 256; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,902 INFO L290 TraceCheckUtils]: 15: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 >= 0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,903 INFO L290 TraceCheckUtils]: 16: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st4~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,903 INFO L290 TraceCheckUtils]: 17: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send4~0 == ~id4~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,904 INFO L290 TraceCheckUtils]: 18: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode4~0 % 256; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,904 INFO L290 TraceCheckUtils]: 19: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 >= 0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,905 INFO L290 TraceCheckUtils]: 20: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,905 INFO L290 TraceCheckUtils]: 21: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send5~0 == ~id5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,906 INFO L290 TraceCheckUtils]: 22: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode5~0 % 256; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,907 INFO L290 TraceCheckUtils]: 23: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id6~0 >= 0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,907 INFO L290 TraceCheckUtils]: 24: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,908 INFO L290 TraceCheckUtils]: 25: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send6~0 == ~id6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,908 INFO L290 TraceCheckUtils]: 26: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode6~0 % 256; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,909 INFO L290 TraceCheckUtils]: 27: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id2~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,909 INFO L290 TraceCheckUtils]: 28: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id3~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,910 INFO L290 TraceCheckUtils]: 29: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id4~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,910 INFO L290 TraceCheckUtils]: 30: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,911 INFO L290 TraceCheckUtils]: 31: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,919 INFO L290 TraceCheckUtils]: 32: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id3~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,920 INFO L290 TraceCheckUtils]: 33: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id4~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,920 INFO L290 TraceCheckUtils]: 34: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,921 INFO L290 TraceCheckUtils]: 35: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,921 INFO L290 TraceCheckUtils]: 36: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id4~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,922 INFO L290 TraceCheckUtils]: 37: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,922 INFO L290 TraceCheckUtils]: 38: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,923 INFO L290 TraceCheckUtils]: 39: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id5~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,923 INFO L290 TraceCheckUtils]: 40: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id6~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,924 INFO L290 TraceCheckUtils]: 41: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,924 INFO L290 TraceCheckUtils]: 42: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,925 INFO L290 TraceCheckUtils]: 43: Hoare triple {2254#(= (+ (* (- 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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,925 INFO L290 TraceCheckUtils]: 44: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,926 INFO L290 TraceCheckUtils]: 45: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(~send1~0 != ~nomsg~0); {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,926 INFO L290 TraceCheckUtils]: 46: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,927 INFO L290 TraceCheckUtils]: 47: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,927 INFO L290 TraceCheckUtils]: 48: Hoare triple {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {2254#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 49: Hoare triple {2254#(= (+ (* (- 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; {2253#false} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 50: Hoare triple {2253#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 51: Hoare triple {2253#false} ~mode2~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 52: Hoare triple {2253#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 53: Hoare triple {2253#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,928 INFO L290 TraceCheckUtils]: 54: Hoare triple {2253#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 55: Hoare triple {2253#false} ~mode3~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 56: Hoare triple {2253#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 57: Hoare triple {2253#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 58: Hoare triple {2253#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 59: Hoare triple {2253#false} ~mode4~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 60: Hoare triple {2253#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,929 INFO L290 TraceCheckUtils]: 61: Hoare triple {2253#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 62: Hoare triple {2253#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 63: Hoare triple {2253#false} ~mode5~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 64: Hoare triple {2253#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 65: Hoare triple {2253#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 66: Hoare triple {2253#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 67: Hoare triple {2253#false} ~mode6~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,930 INFO L290 TraceCheckUtils]: 68: Hoare triple {2253#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 69: Hoare triple {2253#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 70: Hoare triple {2253#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 71: Hoare triple {2253#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 72: Hoare triple {2253#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 73: Hoare triple {2253#false} assume ~send1~0 != ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,931 INFO L290 TraceCheckUtils]: 74: Hoare triple {2253#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 75: Hoare triple {2253#false} ~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; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 76: Hoare triple {2253#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 77: Hoare triple {2253#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 78: Hoare triple {2253#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 79: Hoare triple {2253#false} ~mode2~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 80: Hoare triple {2253#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,932 INFO L290 TraceCheckUtils]: 81: Hoare triple {2253#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 82: Hoare triple {2253#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 83: Hoare triple {2253#false} ~mode3~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 84: Hoare triple {2253#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 85: Hoare triple {2253#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 86: Hoare triple {2253#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,933 INFO L290 TraceCheckUtils]: 87: Hoare triple {2253#false} ~mode4~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 88: Hoare triple {2253#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 89: Hoare triple {2253#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 90: Hoare triple {2253#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 91: Hoare triple {2253#false} ~mode5~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 92: Hoare triple {2253#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 93: Hoare triple {2253#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,934 INFO L290 TraceCheckUtils]: 94: Hoare triple {2253#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 95: Hoare triple {2253#false} ~mode6~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 96: Hoare triple {2253#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 97: Hoare triple {2253#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 98: Hoare triple {2253#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 99: Hoare triple {2253#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 100: Hoare triple {2253#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {2253#false} is VALID [2022-02-20 18:55:23,935 INFO L290 TraceCheckUtils]: 101: Hoare triple {2253#false} assume !(~send1~0 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 102: Hoare triple {2253#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 103: Hoare triple {2253#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; {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 104: Hoare triple {2253#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 105: Hoare triple {2253#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 106: Hoare triple {2253#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,936 INFO L290 TraceCheckUtils]: 107: Hoare triple {2253#false} ~mode2~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 108: Hoare triple {2253#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 109: Hoare triple {2253#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 110: Hoare triple {2253#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 111: Hoare triple {2253#false} ~mode3~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 112: Hoare triple {2253#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 113: Hoare triple {2253#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,937 INFO L290 TraceCheckUtils]: 114: Hoare triple {2253#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 115: Hoare triple {2253#false} ~mode4~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 116: Hoare triple {2253#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 117: Hoare triple {2253#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 118: Hoare triple {2253#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 119: Hoare triple {2253#false} ~mode5~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 120: Hoare triple {2253#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,938 INFO L290 TraceCheckUtils]: 121: Hoare triple {2253#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,939 INFO L290 TraceCheckUtils]: 122: Hoare triple {2253#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,939 INFO L290 TraceCheckUtils]: 123: Hoare triple {2253#false} ~mode6~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,942 INFO L290 TraceCheckUtils]: 124: Hoare triple {2253#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {2253#false} is VALID [2022-02-20 18:55:23,942 INFO L290 TraceCheckUtils]: 125: Hoare triple {2253#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {2253#false} is VALID [2022-02-20 18:55:23,943 INFO L290 TraceCheckUtils]: 126: Hoare triple {2253#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {2253#false} is VALID [2022-02-20 18:55:23,943 INFO L290 TraceCheckUtils]: 127: Hoare triple {2253#false} assume !(0 == main_~assert__arg~2#1 % 256); {2253#false} is VALID [2022-02-20 18:55:23,943 INFO L290 TraceCheckUtils]: 128: Hoare triple {2253#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,947 INFO L290 TraceCheckUtils]: 129: Hoare triple {2253#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {2253#false} is VALID [2022-02-20 18:55:23,949 INFO L290 TraceCheckUtils]: 130: Hoare triple {2253#false} assume ~send1~0 != ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 131: Hoare triple {2253#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 132: Hoare triple {2253#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 133: Hoare triple {2253#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 134: Hoare triple {2253#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 135: Hoare triple {2253#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,950 INFO L290 TraceCheckUtils]: 136: Hoare triple {2253#false} ~mode2~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 137: Hoare triple {2253#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 138: Hoare triple {2253#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 139: Hoare triple {2253#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 140: Hoare triple {2253#false} ~mode3~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 141: Hoare triple {2253#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 142: Hoare triple {2253#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,951 INFO L290 TraceCheckUtils]: 143: Hoare triple {2253#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 144: Hoare triple {2253#false} ~mode4~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 145: Hoare triple {2253#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 146: Hoare triple {2253#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 147: Hoare triple {2253#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 148: Hoare triple {2253#false} ~mode5~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,952 INFO L290 TraceCheckUtils]: 149: Hoare triple {2253#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 150: Hoare triple {2253#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 151: Hoare triple {2253#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 152: Hoare triple {2253#false} ~mode6~0 := 0; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 153: Hoare triple {2253#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 154: Hoare triple {2253#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 155: Hoare triple {2253#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {2253#false} is VALID [2022-02-20 18:55:23,953 INFO L290 TraceCheckUtils]: 156: Hoare triple {2253#false} assume 0 == main_~assert__arg~3#1 % 256; {2253#false} is VALID [2022-02-20 18:55:23,954 INFO L290 TraceCheckUtils]: 157: Hoare triple {2253#false} assume !false; {2253#false} is VALID [2022-02-20 18:55:23,955 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 18:55:23,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:23,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226878708] [2022-02-20 18:55:23,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226878708] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:23,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:23,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:55:23,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096047103] [2022-02-20 18:55:23,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:23,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 158 [2022-02-20 18:55:23,958 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:23,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 18:55:24,076 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:24,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:55:24,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:24,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:55:24,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:55:24,077 INFO L87 Difference]: Start difference. First operand 323 states and 491 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 18:55:24,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:24,728 INFO L93 Difference]: Finished difference Result 754 states and 1180 transitions. [2022-02-20 18:55:24,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:55:24,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 158 [2022-02-20 18:55:24,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:24,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 18:55:24,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1180 transitions. [2022-02-20 18:55:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 18:55:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1180 transitions. [2022-02-20 18:55:24,748 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1180 transitions. [2022-02-20 18:55:25,618 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1180 edges. 1180 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:25,632 INFO L225 Difference]: With dead ends: 754 [2022-02-20 18:55:25,633 INFO L226 Difference]: Without dead ends: 492 [2022-02-20 18:55:25,634 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 18:55:25,635 INFO L933 BasicCegarLoop]: 480 mSDtfsCounter, 309 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:25,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 874 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:25,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2022-02-20 18:55:25,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 490. [2022-02-20 18:55:25,656 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:25,657 INFO L82 GeneralOperation]: Start isEquivalent. First operand 492 states. Second operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 18:55:25,658 INFO L74 IsIncluded]: Start isIncluded. First operand 492 states. Second operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 18:55:25,659 INFO L87 Difference]: Start difference. First operand 492 states. Second operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 18:55:25,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:25,678 INFO L93 Difference]: Finished difference Result 492 states and 757 transitions. [2022-02-20 18:55:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 757 transitions. [2022-02-20 18:55:25,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:25,680 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:25,681 INFO L74 IsIncluded]: Start isIncluded. First operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 492 states. [2022-02-20 18:55:25,682 INFO L87 Difference]: Start difference. First operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 492 states. [2022-02-20 18:55:25,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:25,701 INFO L93 Difference]: Finished difference Result 492 states and 757 transitions. [2022-02-20 18:55:25,701 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 757 transitions. [2022-02-20 18:55:25,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:25,702 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:25,702 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:25,702 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 489 states have (on average 1.5460122699386503) internal successors, (756), 489 states have internal predecessors, (756), 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 18:55:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 756 transitions. [2022-02-20 18:55:25,727 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 756 transitions. Word has length 158 [2022-02-20 18:55:25,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:25,727 INFO L470 AbstractCegarLoop]: Abstraction has 490 states and 756 transitions. [2022-02-20 18:55:25,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 18:55:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 756 transitions. [2022-02-20 18:55:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-20 18:55:25,730 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:25,730 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:25,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:55:25,730 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:25,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:25,731 INFO L85 PathProgramCache]: Analyzing trace with hash -629719765, now seen corresponding path program 1 times [2022-02-20 18:55:25,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:25,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134923769] [2022-02-20 18:55:25,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:25,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:25,893 INFO L290 TraceCheckUtils]: 0: Hoare triple {4941#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {4941#true} is VALID [2022-02-20 18:55:25,894 INFO L290 TraceCheckUtils]: 1: Hoare triple {4941#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {4941#true} is VALID [2022-02-20 18:55:25,894 INFO L290 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 0 == ~r1~0 % 256; {4941#true} is VALID [2022-02-20 18:55:25,894 INFO L290 TraceCheckUtils]: 3: Hoare triple {4941#true} assume ~id1~0 >= 0; {4941#true} is VALID [2022-02-20 18:55:25,894 INFO L290 TraceCheckUtils]: 4: Hoare triple {4941#true} assume 0 == ~st1~0; {4941#true} is VALID [2022-02-20 18:55:25,894 INFO L290 TraceCheckUtils]: 5: Hoare triple {4941#true} assume ~send1~0 == ~id1~0; {4941#true} is VALID [2022-02-20 18:55:25,895 INFO L290 TraceCheckUtils]: 6: Hoare triple {4941#true} assume 0 == ~mode1~0 % 256; {4941#true} is VALID [2022-02-20 18:55:25,896 INFO L290 TraceCheckUtils]: 7: Hoare triple {4941#true} assume ~id2~0 >= 0; {4941#true} is VALID [2022-02-20 18:55:25,896 INFO L290 TraceCheckUtils]: 8: Hoare triple {4941#true} assume 0 == ~st2~0; {4941#true} is VALID [2022-02-20 18:55:25,896 INFO L290 TraceCheckUtils]: 9: Hoare triple {4941#true} assume ~send2~0 == ~id2~0; {4941#true} is VALID [2022-02-20 18:55:25,896 INFO L290 TraceCheckUtils]: 10: Hoare triple {4941#true} assume 0 == ~mode2~0 % 256; {4941#true} is VALID [2022-02-20 18:55:25,896 INFO L290 TraceCheckUtils]: 11: Hoare triple {4941#true} assume ~id3~0 >= 0; {4941#true} is VALID [2022-02-20 18:55:25,897 INFO L290 TraceCheckUtils]: 12: Hoare triple {4941#true} assume 0 == ~st3~0; {4941#true} is VALID [2022-02-20 18:55:25,897 INFO L290 TraceCheckUtils]: 13: Hoare triple {4941#true} assume ~send3~0 == ~id3~0; {4941#true} is VALID [2022-02-20 18:55:25,897 INFO L290 TraceCheckUtils]: 14: Hoare triple {4941#true} assume 0 == ~mode3~0 % 256; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,898 INFO L290 TraceCheckUtils]: 15: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 >= 0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,898 INFO L290 TraceCheckUtils]: 16: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st4~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,899 INFO L290 TraceCheckUtils]: 17: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send4~0 == ~id4~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,899 INFO L290 TraceCheckUtils]: 18: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode4~0 % 256; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,900 INFO L290 TraceCheckUtils]: 19: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 >= 0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,900 INFO L290 TraceCheckUtils]: 20: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,901 INFO L290 TraceCheckUtils]: 21: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send5~0 == ~id5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,901 INFO L290 TraceCheckUtils]: 22: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode5~0 % 256; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,902 INFO L290 TraceCheckUtils]: 23: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id6~0 >= 0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,902 INFO L290 TraceCheckUtils]: 24: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,903 INFO L290 TraceCheckUtils]: 25: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send6~0 == ~id6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,903 INFO L290 TraceCheckUtils]: 26: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode6~0 % 256; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,904 INFO L290 TraceCheckUtils]: 27: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id2~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,904 INFO L290 TraceCheckUtils]: 28: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id3~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,904 INFO L290 TraceCheckUtils]: 29: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id4~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,905 INFO L290 TraceCheckUtils]: 30: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,905 INFO L290 TraceCheckUtils]: 31: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,906 INFO L290 TraceCheckUtils]: 32: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id3~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,907 INFO L290 TraceCheckUtils]: 33: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id4~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,908 INFO L290 TraceCheckUtils]: 34: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,909 INFO L290 TraceCheckUtils]: 35: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,909 INFO L290 TraceCheckUtils]: 36: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id4~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,910 INFO L290 TraceCheckUtils]: 37: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,910 INFO L290 TraceCheckUtils]: 38: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,911 INFO L290 TraceCheckUtils]: 39: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id5~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,911 INFO L290 TraceCheckUtils]: 40: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id6~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,911 INFO L290 TraceCheckUtils]: 41: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,912 INFO L290 TraceCheckUtils]: 42: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,912 INFO L290 TraceCheckUtils]: 43: Hoare triple {4943#(= (+ (* (- 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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,913 INFO L290 TraceCheckUtils]: 44: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,913 INFO L290 TraceCheckUtils]: 45: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send1~0 != ~nomsg~0); {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,914 INFO L290 TraceCheckUtils]: 46: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,914 INFO L290 TraceCheckUtils]: 47: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,915 INFO L290 TraceCheckUtils]: 48: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,915 INFO L290 TraceCheckUtils]: 49: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,916 INFO L290 TraceCheckUtils]: 50: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send2~0 != ~nomsg~0); {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,916 INFO L290 TraceCheckUtils]: 51: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,917 INFO L290 TraceCheckUtils]: 52: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,917 INFO L290 TraceCheckUtils]: 53: Hoare triple {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {4943#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:55:25,918 INFO L290 TraceCheckUtils]: 54: Hoare triple {4943#(= (+ (* (- 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; {4942#false} is VALID [2022-02-20 18:55:25,918 INFO L290 TraceCheckUtils]: 55: Hoare triple {4942#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,918 INFO L290 TraceCheckUtils]: 56: Hoare triple {4942#false} ~mode3~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,918 INFO L290 TraceCheckUtils]: 57: Hoare triple {4942#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,918 INFO L290 TraceCheckUtils]: 58: Hoare triple {4942#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 59: Hoare triple {4942#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 60: Hoare triple {4942#false} ~mode4~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 61: Hoare triple {4942#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 62: Hoare triple {4942#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 63: Hoare triple {4942#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,919 INFO L290 TraceCheckUtils]: 64: Hoare triple {4942#false} ~mode5~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 65: Hoare triple {4942#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 66: Hoare triple {4942#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 67: Hoare triple {4942#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 68: Hoare triple {4942#false} ~mode6~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 69: Hoare triple {4942#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {4942#false} is VALID [2022-02-20 18:55:25,920 INFO L290 TraceCheckUtils]: 70: Hoare triple {4942#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {4942#false} is VALID [2022-02-20 18:55:25,921 INFO L290 TraceCheckUtils]: 71: Hoare triple {4942#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {4942#false} is VALID [2022-02-20 18:55:25,921 INFO L290 TraceCheckUtils]: 72: Hoare triple {4942#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,921 INFO L290 TraceCheckUtils]: 73: Hoare triple {4942#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {4942#false} is VALID [2022-02-20 18:55:25,921 INFO L290 TraceCheckUtils]: 74: Hoare triple {4942#false} assume ~send1~0 != ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,921 INFO L290 TraceCheckUtils]: 75: Hoare triple {4942#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {4942#false} is VALID [2022-02-20 18:55:25,936 INFO L290 TraceCheckUtils]: 76: Hoare triple {4942#false} ~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; {4942#false} is VALID [2022-02-20 18:55:25,937 INFO L290 TraceCheckUtils]: 77: Hoare triple {4942#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,937 INFO L290 TraceCheckUtils]: 78: Hoare triple {4942#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,937 INFO L290 TraceCheckUtils]: 79: Hoare triple {4942#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,937 INFO L290 TraceCheckUtils]: 80: Hoare triple {4942#false} ~mode2~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 81: Hoare triple {4942#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 82: Hoare triple {4942#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 83: Hoare triple {4942#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 84: Hoare triple {4942#false} ~mode3~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 85: Hoare triple {4942#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,938 INFO L290 TraceCheckUtils]: 86: Hoare triple {4942#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 87: Hoare triple {4942#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 88: Hoare triple {4942#false} ~mode4~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 89: Hoare triple {4942#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 90: Hoare triple {4942#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 91: Hoare triple {4942#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,939 INFO L290 TraceCheckUtils]: 92: Hoare triple {4942#false} ~mode5~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 93: Hoare triple {4942#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 94: Hoare triple {4942#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 95: Hoare triple {4942#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 96: Hoare triple {4942#false} ~mode6~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 97: Hoare triple {4942#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {4942#false} is VALID [2022-02-20 18:55:25,940 INFO L290 TraceCheckUtils]: 98: Hoare triple {4942#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {4942#false} is VALID [2022-02-20 18:55:25,942 INFO L290 TraceCheckUtils]: 99: Hoare triple {4942#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {4942#false} is VALID [2022-02-20 18:55:25,942 INFO L290 TraceCheckUtils]: 100: Hoare triple {4942#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 101: Hoare triple {4942#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 102: Hoare triple {4942#false} assume !(~send1~0 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 103: Hoare triple {4942#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 104: Hoare triple {4942#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; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 105: Hoare triple {4942#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 106: Hoare triple {4942#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 107: Hoare triple {4942#false} assume !(~send2~0 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 108: Hoare triple {4942#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {4942#false} is VALID [2022-02-20 18:55:25,943 INFO L290 TraceCheckUtils]: 109: Hoare triple {4942#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 110: Hoare triple {4942#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 111: Hoare triple {4942#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 112: Hoare triple {4942#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 113: Hoare triple {4942#false} ~mode3~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 114: Hoare triple {4942#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 115: Hoare triple {4942#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 116: Hoare triple {4942#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 117: Hoare triple {4942#false} ~mode4~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,944 INFO L290 TraceCheckUtils]: 118: Hoare triple {4942#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 119: Hoare triple {4942#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 120: Hoare triple {4942#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 121: Hoare triple {4942#false} ~mode5~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 122: Hoare triple {4942#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 123: Hoare triple {4942#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 124: Hoare triple {4942#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 125: Hoare triple {4942#false} ~mode6~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,945 INFO L290 TraceCheckUtils]: 126: Hoare triple {4942#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 127: Hoare triple {4942#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 128: Hoare triple {4942#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 129: Hoare triple {4942#false} assume !(0 == main_~assert__arg~2#1 % 256); {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 130: Hoare triple {4942#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 131: Hoare triple {4942#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {4942#false} is VALID [2022-02-20 18:55:25,950 INFO L290 TraceCheckUtils]: 132: Hoare triple {4942#false} assume ~send1~0 != ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 133: Hoare triple {4942#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 134: Hoare triple {4942#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 135: Hoare triple {4942#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 136: Hoare triple {4942#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 137: Hoare triple {4942#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,951 INFO L290 TraceCheckUtils]: 138: Hoare triple {4942#false} ~mode2~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 139: Hoare triple {4942#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 140: Hoare triple {4942#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 141: Hoare triple {4942#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 142: Hoare triple {4942#false} ~mode3~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 143: Hoare triple {4942#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,952 INFO L290 TraceCheckUtils]: 144: Hoare triple {4942#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 145: Hoare triple {4942#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 146: Hoare triple {4942#false} ~mode4~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 147: Hoare triple {4942#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 148: Hoare triple {4942#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 149: Hoare triple {4942#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,953 INFO L290 TraceCheckUtils]: 150: Hoare triple {4942#false} ~mode5~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 151: Hoare triple {4942#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 152: Hoare triple {4942#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 153: Hoare triple {4942#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 154: Hoare triple {4942#false} ~mode6~0 := 0; {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 155: Hoare triple {4942#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {4942#false} is VALID [2022-02-20 18:55:25,954 INFO L290 TraceCheckUtils]: 156: Hoare triple {4942#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {4942#false} is VALID [2022-02-20 18:55:25,955 INFO L290 TraceCheckUtils]: 157: Hoare triple {4942#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {4942#false} is VALID [2022-02-20 18:55:25,955 INFO L290 TraceCheckUtils]: 158: Hoare triple {4942#false} assume 0 == main_~assert__arg~3#1 % 256; {4942#false} is VALID [2022-02-20 18:55:25,955 INFO L290 TraceCheckUtils]: 159: Hoare triple {4942#false} assume !false; {4942#false} is VALID [2022-02-20 18:55:25,956 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 18:55:25,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:25,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134923769] [2022-02-20 18:55:25,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134923769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:25,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:25,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:55:25,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076581734] [2022-02-20 18:55:25,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:25,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 160 [2022-02-20 18:55:25,958 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:25,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 18:55:26,071 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:26,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:55:26,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:26,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:55:26,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:55:26,072 INFO L87 Difference]: Start difference. First operand 490 states and 756 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 18:55:26,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:26,742 INFO L93 Difference]: Finished difference Result 1217 states and 1917 transitions. [2022-02-20 18:55:26,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:55:26,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 160 [2022-02-20 18:55:26,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 18:55:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2022-02-20 18:55:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 18:55:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2022-02-20 18:55:26,758 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1140 transitions. [2022-02-20 18:55:27,482 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1140 edges. 1140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:27,520 INFO L225 Difference]: With dead ends: 1217 [2022-02-20 18:55:27,520 INFO L226 Difference]: Without dead ends: 794 [2022-02-20 18:55:27,521 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 18:55:27,522 INFO L933 BasicCegarLoop]: 570 mSDtfsCounter, 295 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:27,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 952 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:27,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2022-02-20 18:55:27,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 792. [2022-02-20 18:55:27,560 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:27,561 INFO L82 GeneralOperation]: Start isEquivalent. First operand 794 states. Second operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 18:55:27,563 INFO L74 IsIncluded]: Start isIncluded. First operand 794 states. Second operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 18:55:27,564 INFO L87 Difference]: Start difference. First operand 794 states. Second operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 18:55:27,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:27,602 INFO L93 Difference]: Finished difference Result 794 states and 1235 transitions. [2022-02-20 18:55:27,602 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1235 transitions. [2022-02-20 18:55:27,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:27,603 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:27,605 INFO L74 IsIncluded]: Start isIncluded. First operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 794 states. [2022-02-20 18:55:27,606 INFO L87 Difference]: Start difference. First operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 794 states. [2022-02-20 18:55:27,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:27,644 INFO L93 Difference]: Finished difference Result 794 states and 1235 transitions. [2022-02-20 18:55:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1235 transitions. [2022-02-20 18:55:27,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:27,645 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:27,645 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:27,645 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 792 states, 791 states have (on average 1.5600505689001265) internal successors, (1234), 791 states have internal predecessors, (1234), 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 18:55:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 1234 transitions. [2022-02-20 18:55:27,688 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 1234 transitions. Word has length 160 [2022-02-20 18:55:27,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:27,688 INFO L470 AbstractCegarLoop]: Abstraction has 792 states and 1234 transitions. [2022-02-20 18:55:27,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 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 18:55:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1234 transitions. [2022-02-20 18:55:27,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-02-20 18:55:27,691 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:27,691 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:27,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:55:27,691 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:27,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:27,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1119650555, now seen corresponding path program 1 times [2022-02-20 18:55:27,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:27,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503561948] [2022-02-20 18:55:27,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:27,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:27,766 INFO L290 TraceCheckUtils]: 0: Hoare triple {9305#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {9305#true} is VALID [2022-02-20 18:55:27,766 INFO L290 TraceCheckUtils]: 1: Hoare triple {9305#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {9305#true} is VALID [2022-02-20 18:55:27,766 INFO L290 TraceCheckUtils]: 2: Hoare triple {9305#true} assume 0 == ~r1~0 % 256; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 3: Hoare triple {9305#true} assume ~id1~0 >= 0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 4: Hoare triple {9305#true} assume 0 == ~st1~0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 5: Hoare triple {9305#true} assume ~send1~0 == ~id1~0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 6: Hoare triple {9305#true} assume 0 == ~mode1~0 % 256; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 7: Hoare triple {9305#true} assume ~id2~0 >= 0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 8: Hoare triple {9305#true} assume 0 == ~st2~0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 9: Hoare triple {9305#true} assume ~send2~0 == ~id2~0; {9305#true} is VALID [2022-02-20 18:55:27,767 INFO L290 TraceCheckUtils]: 10: Hoare triple {9305#true} assume 0 == ~mode2~0 % 256; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 11: Hoare triple {9305#true} assume ~id3~0 >= 0; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 12: Hoare triple {9305#true} assume 0 == ~st3~0; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 13: Hoare triple {9305#true} assume ~send3~0 == ~id3~0; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 14: Hoare triple {9305#true} assume 0 == ~mode3~0 % 256; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 15: Hoare triple {9305#true} assume ~id4~0 >= 0; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 16: Hoare triple {9305#true} assume 0 == ~st4~0; {9305#true} is VALID [2022-02-20 18:55:27,768 INFO L290 TraceCheckUtils]: 17: Hoare triple {9305#true} assume ~send4~0 == ~id4~0; {9305#true} is VALID [2022-02-20 18:55:27,769 INFO L290 TraceCheckUtils]: 18: Hoare triple {9305#true} assume 0 == ~mode4~0 % 256; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,769 INFO L290 TraceCheckUtils]: 19: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 >= 0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,770 INFO L290 TraceCheckUtils]: 20: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,770 INFO L290 TraceCheckUtils]: 21: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send5~0 == ~id5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,770 INFO L290 TraceCheckUtils]: 22: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode5~0 % 256; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,771 INFO L290 TraceCheckUtils]: 23: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id6~0 >= 0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,771 INFO L290 TraceCheckUtils]: 24: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,772 INFO L290 TraceCheckUtils]: 25: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send6~0 == ~id6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,772 INFO L290 TraceCheckUtils]: 26: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode6~0 % 256; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,772 INFO L290 TraceCheckUtils]: 27: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id2~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,773 INFO L290 TraceCheckUtils]: 28: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id3~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,773 INFO L290 TraceCheckUtils]: 29: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id4~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,774 INFO L290 TraceCheckUtils]: 30: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,774 INFO L290 TraceCheckUtils]: 31: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,775 INFO L290 TraceCheckUtils]: 32: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id3~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,776 INFO L290 TraceCheckUtils]: 33: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id4~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,776 INFO L290 TraceCheckUtils]: 34: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,777 INFO L290 TraceCheckUtils]: 35: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,777 INFO L290 TraceCheckUtils]: 36: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id4~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,778 INFO L290 TraceCheckUtils]: 37: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,778 INFO L290 TraceCheckUtils]: 38: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,778 INFO L290 TraceCheckUtils]: 39: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id5~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,779 INFO L290 TraceCheckUtils]: 40: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id6~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,779 INFO L290 TraceCheckUtils]: 41: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,780 INFO L290 TraceCheckUtils]: 42: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,780 INFO L290 TraceCheckUtils]: 43: Hoare triple {9307#(= (+ (* (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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,781 INFO L290 TraceCheckUtils]: 44: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,781 INFO L290 TraceCheckUtils]: 45: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send1~0 != ~nomsg~0); {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,782 INFO L290 TraceCheckUtils]: 46: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,782 INFO L290 TraceCheckUtils]: 47: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,783 INFO L290 TraceCheckUtils]: 48: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,783 INFO L290 TraceCheckUtils]: 49: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,784 INFO L290 TraceCheckUtils]: 50: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send2~0 != ~nomsg~0); {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,784 INFO L290 TraceCheckUtils]: 51: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,784 INFO L290 TraceCheckUtils]: 52: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,785 INFO L290 TraceCheckUtils]: 53: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,785 INFO L290 TraceCheckUtils]: 54: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,786 INFO L290 TraceCheckUtils]: 55: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send3~0 != ~nomsg~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,786 INFO L290 TraceCheckUtils]: 56: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~3#1 := ~send3~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,787 INFO L290 TraceCheckUtils]: 57: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~3#1 % 256 else main_~node3____CPAchecker_TMP_0~3#1 % 256 - 256);~mode3~0 := 1; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,787 INFO L290 TraceCheckUtils]: 58: Hoare triple {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {9307#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:55:27,788 INFO L290 TraceCheckUtils]: 59: Hoare triple {9307#(= (+ (* (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; {9306#false} is VALID [2022-02-20 18:55:27,788 INFO L290 TraceCheckUtils]: 60: Hoare triple {9306#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,788 INFO L290 TraceCheckUtils]: 61: Hoare triple {9306#false} ~mode4~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,788 INFO L290 TraceCheckUtils]: 62: Hoare triple {9306#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,788 INFO L290 TraceCheckUtils]: 63: Hoare triple {9306#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 64: Hoare triple {9306#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 65: Hoare triple {9306#false} ~mode5~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 66: Hoare triple {9306#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 67: Hoare triple {9306#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 68: Hoare triple {9306#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,789 INFO L290 TraceCheckUtils]: 69: Hoare triple {9306#false} ~mode6~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 70: Hoare triple {9306#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 71: Hoare triple {9306#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 72: Hoare triple {9306#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 73: Hoare triple {9306#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 74: Hoare triple {9306#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {9306#false} is VALID [2022-02-20 18:55:27,790 INFO L290 TraceCheckUtils]: 75: Hoare triple {9306#false} assume ~send1~0 != ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 76: Hoare triple {9306#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 77: Hoare triple {9306#false} ~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; {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 78: Hoare triple {9306#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 79: Hoare triple {9306#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 80: Hoare triple {9306#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,791 INFO L290 TraceCheckUtils]: 81: Hoare triple {9306#false} ~mode2~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 82: Hoare triple {9306#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 83: Hoare triple {9306#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 84: Hoare triple {9306#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 85: Hoare triple {9306#false} ~mode3~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 86: Hoare triple {9306#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,792 INFO L290 TraceCheckUtils]: 87: Hoare triple {9306#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 88: Hoare triple {9306#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 89: Hoare triple {9306#false} ~mode4~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 90: Hoare triple {9306#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 91: Hoare triple {9306#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 92: Hoare triple {9306#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,793 INFO L290 TraceCheckUtils]: 93: Hoare triple {9306#false} ~mode5~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 94: Hoare triple {9306#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 95: Hoare triple {9306#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 96: Hoare triple {9306#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 97: Hoare triple {9306#false} ~mode6~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 98: Hoare triple {9306#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {9306#false} is VALID [2022-02-20 18:55:27,794 INFO L290 TraceCheckUtils]: 99: Hoare triple {9306#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 100: Hoare triple {9306#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 101: Hoare triple {9306#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 102: Hoare triple {9306#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 103: Hoare triple {9306#false} assume !(~send1~0 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 104: Hoare triple {9306#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {9306#false} is VALID [2022-02-20 18:55:27,795 INFO L290 TraceCheckUtils]: 105: Hoare triple {9306#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; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 106: Hoare triple {9306#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 107: Hoare triple {9306#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 108: Hoare triple {9306#false} assume !(~send2~0 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 109: Hoare triple {9306#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 110: Hoare triple {9306#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 111: Hoare triple {9306#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,796 INFO L290 TraceCheckUtils]: 112: Hoare triple {9306#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 113: Hoare triple {9306#false} assume ~send3~0 != ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 114: Hoare triple {9306#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~1#1 := ~send3~0; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 115: Hoare triple {9306#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; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 116: Hoare triple {9306#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 117: Hoare triple {9306#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,797 INFO L290 TraceCheckUtils]: 118: Hoare triple {9306#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 119: Hoare triple {9306#false} ~mode4~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 120: Hoare triple {9306#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 121: Hoare triple {9306#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 122: Hoare triple {9306#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 123: Hoare triple {9306#false} ~mode5~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 124: Hoare triple {9306#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,798 INFO L290 TraceCheckUtils]: 125: Hoare triple {9306#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 126: Hoare triple {9306#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 127: Hoare triple {9306#false} ~mode6~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 128: Hoare triple {9306#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 129: Hoare triple {9306#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 130: Hoare triple {9306#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {9306#false} is VALID [2022-02-20 18:55:27,799 INFO L290 TraceCheckUtils]: 131: Hoare triple {9306#false} assume !(0 == main_~assert__arg~2#1 % 256); {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 132: Hoare triple {9306#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 133: Hoare triple {9306#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 134: Hoare triple {9306#false} assume ~send1~0 != ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 135: Hoare triple {9306#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 136: Hoare triple {9306#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {9306#false} is VALID [2022-02-20 18:55:27,800 INFO L290 TraceCheckUtils]: 137: Hoare triple {9306#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 138: Hoare triple {9306#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 139: Hoare triple {9306#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 140: Hoare triple {9306#false} ~mode2~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 141: Hoare triple {9306#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 142: Hoare triple {9306#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 143: Hoare triple {9306#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,801 INFO L290 TraceCheckUtils]: 144: Hoare triple {9306#false} ~mode3~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 145: Hoare triple {9306#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 146: Hoare triple {9306#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 147: Hoare triple {9306#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 148: Hoare triple {9306#false} ~mode4~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 149: Hoare triple {9306#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 150: Hoare triple {9306#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,802 INFO L290 TraceCheckUtils]: 151: Hoare triple {9306#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 152: Hoare triple {9306#false} ~mode5~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 153: Hoare triple {9306#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 154: Hoare triple {9306#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 155: Hoare triple {9306#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 156: Hoare triple {9306#false} ~mode6~0 := 0; {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 157: Hoare triple {9306#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {9306#false} is VALID [2022-02-20 18:55:27,803 INFO L290 TraceCheckUtils]: 158: Hoare triple {9306#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {9306#false} is VALID [2022-02-20 18:55:27,804 INFO L290 TraceCheckUtils]: 159: Hoare triple {9306#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {9306#false} is VALID [2022-02-20 18:55:27,804 INFO L290 TraceCheckUtils]: 160: Hoare triple {9306#false} assume 0 == main_~assert__arg~3#1 % 256; {9306#false} is VALID [2022-02-20 18:55:27,804 INFO L290 TraceCheckUtils]: 161: Hoare triple {9306#false} assume !false; {9306#false} is VALID [2022-02-20 18:55:27,805 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 18:55:27,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:27,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503561948] [2022-02-20 18:55:27,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503561948] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:27,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:27,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:55:27,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381004029] [2022-02-20 18:55:27,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:27,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 162 [2022-02-20 18:55:27,807 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:27,807 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 18:55:27,903 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:27,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:55:27,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:27,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:55:27,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:55:27,904 INFO L87 Difference]: Start difference. First operand 792 states and 1234 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 18:55:28,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:28,753 INFO L93 Difference]: Finished difference Result 2049 states and 3235 transitions. [2022-02-20 18:55:28,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:55:28,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 162 [2022-02-20 18:55:28,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 18:55:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2022-02-20 18:55:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 18:55:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2022-02-20 18:55:28,769 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1100 transitions. [2022-02-20 18:55:29,488 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1100 edges. 1100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:29,593 INFO L225 Difference]: With dead ends: 2049 [2022-02-20 18:55:29,593 INFO L226 Difference]: Without dead ends: 1330 [2022-02-20 18:55:29,594 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 18:55:29,604 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 283 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:29,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [283 Valid, 834 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:29,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2022-02-20 18:55:29,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2022-02-20 18:55:29,678 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:29,681 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1330 states. Second operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 18:55:29,684 INFO L74 IsIncluded]: Start isIncluded. First operand 1330 states. Second operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 18:55:29,686 INFO L87 Difference]: Start difference. First operand 1330 states. Second operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 18:55:29,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:29,776 INFO L93 Difference]: Finished difference Result 1330 states and 2079 transitions. [2022-02-20 18:55:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2079 transitions. [2022-02-20 18:55:29,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:29,778 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:29,782 INFO L74 IsIncluded]: Start isIncluded. First operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 1330 states. [2022-02-20 18:55:29,784 INFO L87 Difference]: Start difference. First operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 1330 states. [2022-02-20 18:55:29,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:29,875 INFO L93 Difference]: Finished difference Result 1330 states and 2079 transitions. [2022-02-20 18:55:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2079 transitions. [2022-02-20 18:55:29,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:29,877 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:29,877 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:29,877 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:29,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1327 states have (on average 1.5659382064807836) internal successors, (2078), 1327 states have internal predecessors, (2078), 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 18:55:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2078 transitions. [2022-02-20 18:55:30,003 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2078 transitions. Word has length 162 [2022-02-20 18:55:30,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:30,004 INFO L470 AbstractCegarLoop]: Abstraction has 1328 states and 2078 transitions. [2022-02-20 18:55:30,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 18:55:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2078 transitions. [2022-02-20 18:55:30,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-20 18:55:30,007 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:30,008 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:30,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:55:30,008 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:30,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:30,009 INFO L85 PathProgramCache]: Analyzing trace with hash -679886853, now seen corresponding path program 1 times [2022-02-20 18:55:30,010 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:30,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336220663] [2022-02-20 18:55:30,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:30,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:30,132 INFO L290 TraceCheckUtils]: 0: Hoare triple {16657#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {16657#true} is VALID [2022-02-20 18:55:30,132 INFO L290 TraceCheckUtils]: 1: Hoare triple {16657#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {16657#true} is VALID [2022-02-20 18:55:30,132 INFO L290 TraceCheckUtils]: 2: Hoare triple {16657#true} assume 0 == ~r1~0 % 256; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 3: Hoare triple {16657#true} assume ~id1~0 >= 0; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 4: Hoare triple {16657#true} assume 0 == ~st1~0; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 5: Hoare triple {16657#true} assume ~send1~0 == ~id1~0; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 6: Hoare triple {16657#true} assume 0 == ~mode1~0 % 256; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 7: Hoare triple {16657#true} assume ~id2~0 >= 0; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 8: Hoare triple {16657#true} assume 0 == ~st2~0; {16657#true} is VALID [2022-02-20 18:55:30,133 INFO L290 TraceCheckUtils]: 9: Hoare triple {16657#true} assume ~send2~0 == ~id2~0; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 10: Hoare triple {16657#true} assume 0 == ~mode2~0 % 256; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 11: Hoare triple {16657#true} assume ~id3~0 >= 0; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 12: Hoare triple {16657#true} assume 0 == ~st3~0; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 13: Hoare triple {16657#true} assume ~send3~0 == ~id3~0; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 14: Hoare triple {16657#true} assume 0 == ~mode3~0 % 256; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 15: Hoare triple {16657#true} assume ~id4~0 >= 0; {16657#true} is VALID [2022-02-20 18:55:30,134 INFO L290 TraceCheckUtils]: 16: Hoare triple {16657#true} assume 0 == ~st4~0; {16657#true} is VALID [2022-02-20 18:55:30,135 INFO L290 TraceCheckUtils]: 17: Hoare triple {16657#true} assume ~send4~0 == ~id4~0; {16657#true} is VALID [2022-02-20 18:55:30,135 INFO L290 TraceCheckUtils]: 18: Hoare triple {16657#true} assume 0 == ~mode4~0 % 256; {16657#true} is VALID [2022-02-20 18:55:30,135 INFO L290 TraceCheckUtils]: 19: Hoare triple {16657#true} assume ~id5~0 >= 0; {16657#true} is VALID [2022-02-20 18:55:30,135 INFO L290 TraceCheckUtils]: 20: Hoare triple {16657#true} assume 0 == ~st5~0; {16657#true} is VALID [2022-02-20 18:55:30,135 INFO L290 TraceCheckUtils]: 21: Hoare triple {16657#true} assume ~send5~0 == ~id5~0; {16657#true} is VALID [2022-02-20 18:55:30,136 INFO L290 TraceCheckUtils]: 22: Hoare triple {16657#true} assume 0 == ~mode5~0 % 256; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,136 INFO L290 TraceCheckUtils]: 23: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id6~0 >= 0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,137 INFO L290 TraceCheckUtils]: 24: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 == ~st6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,137 INFO L290 TraceCheckUtils]: 25: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~send6~0 == ~id6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,138 INFO L290 TraceCheckUtils]: 26: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 == ~mode6~0 % 256; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,138 INFO L290 TraceCheckUtils]: 27: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id2~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,138 INFO L290 TraceCheckUtils]: 28: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id3~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,139 INFO L290 TraceCheckUtils]: 29: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id4~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,139 INFO L290 TraceCheckUtils]: 30: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id5~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,140 INFO L290 TraceCheckUtils]: 31: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,140 INFO L290 TraceCheckUtils]: 32: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id3~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,141 INFO L290 TraceCheckUtils]: 33: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id4~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,141 INFO L290 TraceCheckUtils]: 34: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id5~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,141 INFO L290 TraceCheckUtils]: 35: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,142 INFO L290 TraceCheckUtils]: 36: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id4~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,142 INFO L290 TraceCheckUtils]: 37: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id5~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,143 INFO L290 TraceCheckUtils]: 38: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,143 INFO L290 TraceCheckUtils]: 39: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id5~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,143 INFO L290 TraceCheckUtils]: 40: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id6~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,144 INFO L290 TraceCheckUtils]: 41: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,144 INFO L290 TraceCheckUtils]: 42: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,145 INFO L290 TraceCheckUtils]: 43: Hoare triple {16659#(= (+ (* (- 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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,145 INFO L290 TraceCheckUtils]: 44: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,146 INFO L290 TraceCheckUtils]: 45: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send1~0 != ~nomsg~0); {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,146 INFO L290 TraceCheckUtils]: 46: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,147 INFO L290 TraceCheckUtils]: 47: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,147 INFO L290 TraceCheckUtils]: 48: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,148 INFO L290 TraceCheckUtils]: 49: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,148 INFO L290 TraceCheckUtils]: 50: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send2~0 != ~nomsg~0); {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,148 INFO L290 TraceCheckUtils]: 51: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,149 INFO L290 TraceCheckUtils]: 52: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,149 INFO L290 TraceCheckUtils]: 53: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,150 INFO L290 TraceCheckUtils]: 54: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,150 INFO L290 TraceCheckUtils]: 55: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~send3~0 != ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,151 INFO L290 TraceCheckUtils]: 56: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~3#1 := ~send3~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,151 INFO L290 TraceCheckUtils]: 57: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~3#1 % 256 else main_~node3____CPAchecker_TMP_0~3#1 % 256 - 256);~mode3~0 := 1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,151 INFO L290 TraceCheckUtils]: 58: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,152 INFO L290 TraceCheckUtils]: 59: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~3#1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,153 INFO L290 TraceCheckUtils]: 60: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send4~0 != ~nomsg~0); {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,154 INFO L290 TraceCheckUtils]: 61: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node4____CPAchecker_TMP_0~3#1 := ~p4_new~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,154 INFO L290 TraceCheckUtils]: 62: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~3#1 % 256 else main_~node4____CPAchecker_TMP_0~3#1 % 256 - 256);~mode4~0 := 1; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,154 INFO L290 TraceCheckUtils]: 63: Hoare triple {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {16659#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:55:30,155 INFO L290 TraceCheckUtils]: 64: Hoare triple {16659#(= (+ (* (- 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; {16658#false} is VALID [2022-02-20 18:55:30,155 INFO L290 TraceCheckUtils]: 65: Hoare triple {16658#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,155 INFO L290 TraceCheckUtils]: 66: Hoare triple {16658#false} ~mode5~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 67: Hoare triple {16658#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 68: Hoare triple {16658#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 69: Hoare triple {16658#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 70: Hoare triple {16658#false} ~mode6~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 71: Hoare triple {16658#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 72: Hoare triple {16658#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {16658#false} is VALID [2022-02-20 18:55:30,156 INFO L290 TraceCheckUtils]: 73: Hoare triple {16658#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 74: Hoare triple {16658#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 75: Hoare triple {16658#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 76: Hoare triple {16658#false} assume ~send1~0 != ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 77: Hoare triple {16658#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 78: Hoare triple {16658#false} ~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; {16658#false} is VALID [2022-02-20 18:55:30,157 INFO L290 TraceCheckUtils]: 79: Hoare triple {16658#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 80: Hoare triple {16658#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 81: Hoare triple {16658#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 82: Hoare triple {16658#false} ~mode2~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 83: Hoare triple {16658#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 84: Hoare triple {16658#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 85: Hoare triple {16658#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,158 INFO L290 TraceCheckUtils]: 86: Hoare triple {16658#false} ~mode3~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 87: Hoare triple {16658#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 88: Hoare triple {16658#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 89: Hoare triple {16658#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 90: Hoare triple {16658#false} ~mode4~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 91: Hoare triple {16658#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,159 INFO L290 TraceCheckUtils]: 92: Hoare triple {16658#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 93: Hoare triple {16658#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 94: Hoare triple {16658#false} ~mode5~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 95: Hoare triple {16658#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 96: Hoare triple {16658#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 97: Hoare triple {16658#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 98: Hoare triple {16658#false} ~mode6~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,160 INFO L290 TraceCheckUtils]: 99: Hoare triple {16658#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 100: Hoare triple {16658#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 101: Hoare triple {16658#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 102: Hoare triple {16658#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 103: Hoare triple {16658#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 104: Hoare triple {16658#false} assume !(~send1~0 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 105: Hoare triple {16658#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {16658#false} is VALID [2022-02-20 18:55:30,161 INFO L290 TraceCheckUtils]: 106: Hoare triple {16658#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; {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 107: Hoare triple {16658#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 108: Hoare triple {16658#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 109: Hoare triple {16658#false} assume !(~send2~0 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 110: Hoare triple {16658#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 111: Hoare triple {16658#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1; {16658#false} is VALID [2022-02-20 18:55:30,162 INFO L290 TraceCheckUtils]: 112: Hoare triple {16658#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 113: Hoare triple {16658#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 114: Hoare triple {16658#false} assume ~send3~0 != ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 115: Hoare triple {16658#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~1#1 := ~send3~0; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 116: Hoare triple {16658#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; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 117: Hoare triple {16658#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 118: Hoare triple {16658#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~1#1; {16658#false} is VALID [2022-02-20 18:55:30,163 INFO L290 TraceCheckUtils]: 119: Hoare triple {16658#false} assume !(~send4~0 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 120: Hoare triple {16658#false} main_~node4____CPAchecker_TMP_0~1#1 := ~p4_new~0; {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 121: Hoare triple {16658#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~1#1 % 256 else main_~node4____CPAchecker_TMP_0~1#1 % 256 - 256);~mode4~0 := 1; {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 122: Hoare triple {16658#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 123: Hoare triple {16658#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 124: Hoare triple {16658#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,164 INFO L290 TraceCheckUtils]: 125: Hoare triple {16658#false} ~mode5~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,165 INFO L290 TraceCheckUtils]: 126: Hoare triple {16658#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,165 INFO L290 TraceCheckUtils]: 127: Hoare triple {16658#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,165 INFO L290 TraceCheckUtils]: 128: Hoare triple {16658#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,178 INFO L290 TraceCheckUtils]: 129: Hoare triple {16658#false} ~mode6~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,178 INFO L290 TraceCheckUtils]: 130: Hoare triple {16658#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {16658#false} is VALID [2022-02-20 18:55:30,190 INFO L290 TraceCheckUtils]: 131: Hoare triple {16658#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {16658#false} is VALID [2022-02-20 18:55:30,190 INFO L290 TraceCheckUtils]: 132: Hoare triple {16658#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {16658#false} is VALID [2022-02-20 18:55:30,190 INFO L290 TraceCheckUtils]: 133: Hoare triple {16658#false} assume !(0 == main_~assert__arg~2#1 % 256); {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 134: Hoare triple {16658#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 135: Hoare triple {16658#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 136: Hoare triple {16658#false} assume ~send1~0 != ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 137: Hoare triple {16658#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 138: Hoare triple {16658#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {16658#false} is VALID [2022-02-20 18:55:30,191 INFO L290 TraceCheckUtils]: 139: Hoare triple {16658#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 140: Hoare triple {16658#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 141: Hoare triple {16658#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 142: Hoare triple {16658#false} ~mode2~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 143: Hoare triple {16658#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 144: Hoare triple {16658#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 145: Hoare triple {16658#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,192 INFO L290 TraceCheckUtils]: 146: Hoare triple {16658#false} ~mode3~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 147: Hoare triple {16658#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 148: Hoare triple {16658#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 149: Hoare triple {16658#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 150: Hoare triple {16658#false} ~mode4~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 151: Hoare triple {16658#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,193 INFO L290 TraceCheckUtils]: 152: Hoare triple {16658#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 153: Hoare triple {16658#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 154: Hoare triple {16658#false} ~mode5~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 155: Hoare triple {16658#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 156: Hoare triple {16658#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 157: Hoare triple {16658#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 158: Hoare triple {16658#false} ~mode6~0 := 0; {16658#false} is VALID [2022-02-20 18:55:30,194 INFO L290 TraceCheckUtils]: 159: Hoare triple {16658#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {16658#false} is VALID [2022-02-20 18:55:30,195 INFO L290 TraceCheckUtils]: 160: Hoare triple {16658#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {16658#false} is VALID [2022-02-20 18:55:30,195 INFO L290 TraceCheckUtils]: 161: Hoare triple {16658#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {16658#false} is VALID [2022-02-20 18:55:30,195 INFO L290 TraceCheckUtils]: 162: Hoare triple {16658#false} assume 0 == main_~assert__arg~3#1 % 256; {16658#false} is VALID [2022-02-20 18:55:30,195 INFO L290 TraceCheckUtils]: 163: Hoare triple {16658#false} assume !false; {16658#false} is VALID [2022-02-20 18:55:30,196 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 18:55:30,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:30,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336220663] [2022-02-20 18:55:30,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336220663] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:30,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:30,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:55:30,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856553340] [2022-02-20 18:55:30,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:30,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 164 [2022-02-20 18:55:30,198 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:30,198 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 18:55:30,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:30,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:55:30,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:30,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:55:30,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:55:30,320 INFO L87 Difference]: Start difference. First operand 1328 states and 2078 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 18:55:31,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:31,692 INFO L93 Difference]: Finished difference Result 3511 states and 5535 transitions. [2022-02-20 18:55:31,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:55:31,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 164 [2022-02-20 18:55:31,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 18:55:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1060 transitions. [2022-02-20 18:55:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 18:55:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1060 transitions. [2022-02-20 18:55:31,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1060 transitions. [2022-02-20 18:55:32,346 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1060 edges. 1060 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:32,565 INFO L225 Difference]: With dead ends: 3511 [2022-02-20 18:55:32,565 INFO L226 Difference]: Without dead ends: 2262 [2022-02-20 18:55:32,566 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 18:55:32,567 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 270 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:32,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 814 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:32,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2022-02-20 18:55:32,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 2260. [2022-02-20 18:55:32,652 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:32,657 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2262 states. Second operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 18:55:32,661 INFO L74 IsIncluded]: Start isIncluded. First operand 2262 states. Second operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 18:55:32,664 INFO L87 Difference]: Start difference. First operand 2262 states. Second operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 18:55:32,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:32,836 INFO L93 Difference]: Finished difference Result 2262 states and 3535 transitions. [2022-02-20 18:55:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3535 transitions. [2022-02-20 18:55:32,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:32,840 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:32,844 INFO L74 IsIncluded]: Start isIncluded. First operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 2262 states. [2022-02-20 18:55:32,847 INFO L87 Difference]: Start difference. First operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 2262 states. [2022-02-20 18:55:33,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:33,091 INFO L93 Difference]: Finished difference Result 2262 states and 3535 transitions. [2022-02-20 18:55:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3535 transitions. [2022-02-20 18:55:33,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:33,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:33,094 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:33,094 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:33,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2260 states, 2259 states have (on average 1.5644090305444887) internal successors, (3534), 2259 states have internal predecessors, (3534), 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 18:55:33,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3534 transitions. [2022-02-20 18:55:33,437 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3534 transitions. Word has length 164 [2022-02-20 18:55:33,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:33,438 INFO L470 AbstractCegarLoop]: Abstraction has 2260 states and 3534 transitions. [2022-02-20 18:55:33,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 18:55:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3534 transitions. [2022-02-20 18:55:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-02-20 18:55:33,442 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:33,442 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:33,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:55:33,443 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:33,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:33,443 INFO L85 PathProgramCache]: Analyzing trace with hash -416723443, now seen corresponding path program 1 times [2022-02-20 18:55:33,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:33,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381250976] [2022-02-20 18:55:33,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:33,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:33,511 INFO L290 TraceCheckUtils]: 0: Hoare triple {29229#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {29229#true} is VALID [2022-02-20 18:55:33,511 INFO L290 TraceCheckUtils]: 1: Hoare triple {29229#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {29229#true} is VALID [2022-02-20 18:55:33,511 INFO L290 TraceCheckUtils]: 2: Hoare triple {29229#true} assume 0 == ~r1~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 3: Hoare triple {29229#true} assume ~id1~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 4: Hoare triple {29229#true} assume 0 == ~st1~0; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 5: Hoare triple {29229#true} assume ~send1~0 == ~id1~0; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 6: Hoare triple {29229#true} assume 0 == ~mode1~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 7: Hoare triple {29229#true} assume ~id2~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,512 INFO L290 TraceCheckUtils]: 8: Hoare triple {29229#true} assume 0 == ~st2~0; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 9: Hoare triple {29229#true} assume ~send2~0 == ~id2~0; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 10: Hoare triple {29229#true} assume 0 == ~mode2~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 11: Hoare triple {29229#true} assume ~id3~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 12: Hoare triple {29229#true} assume 0 == ~st3~0; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 13: Hoare triple {29229#true} assume ~send3~0 == ~id3~0; {29229#true} is VALID [2022-02-20 18:55:33,513 INFO L290 TraceCheckUtils]: 14: Hoare triple {29229#true} assume 0 == ~mode3~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 15: Hoare triple {29229#true} assume ~id4~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 16: Hoare triple {29229#true} assume 0 == ~st4~0; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 17: Hoare triple {29229#true} assume ~send4~0 == ~id4~0; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 18: Hoare triple {29229#true} assume 0 == ~mode4~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 19: Hoare triple {29229#true} assume ~id5~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 20: Hoare triple {29229#true} assume 0 == ~st5~0; {29229#true} is VALID [2022-02-20 18:55:33,514 INFO L290 TraceCheckUtils]: 21: Hoare triple {29229#true} assume ~send5~0 == ~id5~0; {29229#true} is VALID [2022-02-20 18:55:33,515 INFO L290 TraceCheckUtils]: 22: Hoare triple {29229#true} assume 0 == ~mode5~0 % 256; {29229#true} is VALID [2022-02-20 18:55:33,515 INFO L290 TraceCheckUtils]: 23: Hoare triple {29229#true} assume ~id6~0 >= 0; {29229#true} is VALID [2022-02-20 18:55:33,515 INFO L290 TraceCheckUtils]: 24: Hoare triple {29229#true} assume 0 == ~st6~0; {29229#true} is VALID [2022-02-20 18:55:33,515 INFO L290 TraceCheckUtils]: 25: Hoare triple {29229#true} assume ~send6~0 == ~id6~0; {29229#true} is VALID [2022-02-20 18:55:33,516 INFO L290 TraceCheckUtils]: 26: Hoare triple {29229#true} assume 0 == ~mode6~0 % 256; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,516 INFO L290 TraceCheckUtils]: 27: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id2~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,516 INFO L290 TraceCheckUtils]: 28: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id3~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,517 INFO L290 TraceCheckUtils]: 29: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id4~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,517 INFO L290 TraceCheckUtils]: 30: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id5~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,518 INFO L290 TraceCheckUtils]: 31: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id6~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,518 INFO L290 TraceCheckUtils]: 32: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id3~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,519 INFO L290 TraceCheckUtils]: 33: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id4~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,519 INFO L290 TraceCheckUtils]: 34: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id5~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,519 INFO L290 TraceCheckUtils]: 35: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id6~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,520 INFO L290 TraceCheckUtils]: 36: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id4~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,520 INFO L290 TraceCheckUtils]: 37: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id5~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,521 INFO L290 TraceCheckUtils]: 38: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id6~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,521 INFO L290 TraceCheckUtils]: 39: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id4~0 != ~id5~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,521 INFO L290 TraceCheckUtils]: 40: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id4~0 != ~id6~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,522 INFO L290 TraceCheckUtils]: 41: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,522 INFO L290 TraceCheckUtils]: 42: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,523 INFO L290 TraceCheckUtils]: 43: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,523 INFO L290 TraceCheckUtils]: 44: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,524 INFO L290 TraceCheckUtils]: 45: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send1~0 != ~nomsg~0); {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,524 INFO L290 TraceCheckUtils]: 46: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,525 INFO L290 TraceCheckUtils]: 47: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,525 INFO L290 TraceCheckUtils]: 48: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,525 INFO L290 TraceCheckUtils]: 49: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,526 INFO L290 TraceCheckUtils]: 50: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send2~0 != ~nomsg~0); {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,526 INFO L290 TraceCheckUtils]: 51: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,527 INFO L290 TraceCheckUtils]: 52: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,527 INFO L290 TraceCheckUtils]: 53: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,527 INFO L290 TraceCheckUtils]: 54: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,528 INFO L290 TraceCheckUtils]: 55: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~send3~0 != ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,528 INFO L290 TraceCheckUtils]: 56: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~3#1 := ~send3~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,529 INFO L290 TraceCheckUtils]: 57: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~3#1 % 256 else main_~node3____CPAchecker_TMP_0~3#1 % 256 - 256);~mode3~0 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,529 INFO L290 TraceCheckUtils]: 58: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,530 INFO L290 TraceCheckUtils]: 59: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~3#1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,530 INFO L290 TraceCheckUtils]: 60: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send4~0 != ~nomsg~0); {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,530 INFO L290 TraceCheckUtils]: 61: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node4____CPAchecker_TMP_0~3#1 := ~p4_new~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,531 INFO L290 TraceCheckUtils]: 62: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~3#1 % 256 else main_~node4____CPAchecker_TMP_0~3#1 % 256 - 256);~mode4~0 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,531 INFO L290 TraceCheckUtils]: 63: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,532 INFO L290 TraceCheckUtils]: 64: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~3#1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,532 INFO L290 TraceCheckUtils]: 65: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~send5~0 != ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,532 INFO L290 TraceCheckUtils]: 66: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~3#1 := ~send5~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,533 INFO L290 TraceCheckUtils]: 67: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~3#1 % 256 else main_~node5____CPAchecker_TMP_0~3#1 % 256 - 256);~mode5~0 := 1; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,533 INFO L290 TraceCheckUtils]: 68: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:55:33,534 INFO L290 TraceCheckUtils]: 69: Hoare triple {29231#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,534 INFO L290 TraceCheckUtils]: 70: Hoare triple {29230#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,534 INFO L290 TraceCheckUtils]: 71: Hoare triple {29230#false} ~mode6~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,534 INFO L290 TraceCheckUtils]: 72: Hoare triple {29230#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 73: Hoare triple {29230#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 74: Hoare triple {29230#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 75: Hoare triple {29230#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 76: Hoare triple {29230#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 77: Hoare triple {29230#false} assume ~send1~0 != ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 78: Hoare triple {29230#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {29230#false} is VALID [2022-02-20 18:55:33,535 INFO L290 TraceCheckUtils]: 79: Hoare triple {29230#false} ~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; {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 80: Hoare triple {29230#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 81: Hoare triple {29230#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 82: Hoare triple {29230#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 83: Hoare triple {29230#false} ~mode2~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 84: Hoare triple {29230#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,536 INFO L290 TraceCheckUtils]: 85: Hoare triple {29230#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 86: Hoare triple {29230#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 87: Hoare triple {29230#false} ~mode3~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 88: Hoare triple {29230#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 89: Hoare triple {29230#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 90: Hoare triple {29230#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 91: Hoare triple {29230#false} ~mode4~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,537 INFO L290 TraceCheckUtils]: 92: Hoare triple {29230#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 93: Hoare triple {29230#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 94: Hoare triple {29230#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 95: Hoare triple {29230#false} ~mode5~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 96: Hoare triple {29230#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 97: Hoare triple {29230#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 98: Hoare triple {29230#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,538 INFO L290 TraceCheckUtils]: 99: Hoare triple {29230#false} ~mode6~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 100: Hoare triple {29230#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 101: Hoare triple {29230#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 102: Hoare triple {29230#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 103: Hoare triple {29230#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 104: Hoare triple {29230#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 105: Hoare triple {29230#false} assume !(~send1~0 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,539 INFO L290 TraceCheckUtils]: 106: Hoare triple {29230#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 107: Hoare triple {29230#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; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 108: Hoare triple {29230#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 109: Hoare triple {29230#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 110: Hoare triple {29230#false} assume !(~send2~0 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 111: Hoare triple {29230#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 112: Hoare triple {29230#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1; {29230#false} is VALID [2022-02-20 18:55:33,540 INFO L290 TraceCheckUtils]: 113: Hoare triple {29230#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 114: Hoare triple {29230#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 115: Hoare triple {29230#false} assume ~send3~0 != ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 116: Hoare triple {29230#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~1#1 := ~send3~0; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 117: Hoare triple {29230#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; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 118: Hoare triple {29230#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 119: Hoare triple {29230#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~1#1; {29230#false} is VALID [2022-02-20 18:55:33,541 INFO L290 TraceCheckUtils]: 120: Hoare triple {29230#false} assume !(~send4~0 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 121: Hoare triple {29230#false} main_~node4____CPAchecker_TMP_0~1#1 := ~p4_new~0; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 122: Hoare triple {29230#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~1#1 % 256 else main_~node4____CPAchecker_TMP_0~1#1 % 256 - 256);~mode4~0 := 1; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 123: Hoare triple {29230#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 124: Hoare triple {29230#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 125: Hoare triple {29230#false} assume ~send5~0 != ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 126: Hoare triple {29230#false} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~1#1 := ~send5~0; {29230#false} is VALID [2022-02-20 18:55:33,542 INFO L290 TraceCheckUtils]: 127: Hoare triple {29230#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; {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 128: Hoare triple {29230#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 129: Hoare triple {29230#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 130: Hoare triple {29230#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 131: Hoare triple {29230#false} ~mode6~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 132: Hoare triple {29230#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {29230#false} is VALID [2022-02-20 18:55:33,543 INFO L290 TraceCheckUtils]: 133: Hoare triple {29230#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 134: Hoare triple {29230#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 135: Hoare triple {29230#false} assume !(0 == main_~assert__arg~2#1 % 256); {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 136: Hoare triple {29230#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 137: Hoare triple {29230#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 138: Hoare triple {29230#false} assume ~send1~0 != ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 139: Hoare triple {29230#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {29230#false} is VALID [2022-02-20 18:55:33,544 INFO L290 TraceCheckUtils]: 140: Hoare triple {29230#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 141: Hoare triple {29230#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 142: Hoare triple {29230#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 143: Hoare triple {29230#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 144: Hoare triple {29230#false} ~mode2~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 145: Hoare triple {29230#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 146: Hoare triple {29230#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,545 INFO L290 TraceCheckUtils]: 147: Hoare triple {29230#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 148: Hoare triple {29230#false} ~mode3~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 149: Hoare triple {29230#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 150: Hoare triple {29230#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 151: Hoare triple {29230#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 152: Hoare triple {29230#false} ~mode4~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,546 INFO L290 TraceCheckUtils]: 153: Hoare triple {29230#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 154: Hoare triple {29230#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 155: Hoare triple {29230#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 156: Hoare triple {29230#false} ~mode5~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 157: Hoare triple {29230#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 158: Hoare triple {29230#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 159: Hoare triple {29230#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {29230#false} is VALID [2022-02-20 18:55:33,547 INFO L290 TraceCheckUtils]: 160: Hoare triple {29230#false} ~mode6~0 := 0; {29230#false} is VALID [2022-02-20 18:55:33,548 INFO L290 TraceCheckUtils]: 161: Hoare triple {29230#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {29230#false} is VALID [2022-02-20 18:55:33,548 INFO L290 TraceCheckUtils]: 162: Hoare triple {29230#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {29230#false} is VALID [2022-02-20 18:55:33,548 INFO L290 TraceCheckUtils]: 163: Hoare triple {29230#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {29230#false} is VALID [2022-02-20 18:55:33,548 INFO L290 TraceCheckUtils]: 164: Hoare triple {29230#false} assume 0 == main_~assert__arg~3#1 % 256; {29230#false} is VALID [2022-02-20 18:55:33,548 INFO L290 TraceCheckUtils]: 165: Hoare triple {29230#false} assume !false; {29230#false} is VALID [2022-02-20 18:55:33,549 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 18:55:33,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:33,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381250976] [2022-02-20 18:55:33,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381250976] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:33,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:33,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:55:33,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789653322] [2022-02-20 18:55:33,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:33,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 166 [2022-02-20 18:55:33,551 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:33,551 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 18:55:33,669 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:33,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:55:33,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:33,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:55:33,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:55:33,670 INFO L87 Difference]: Start difference. First operand 2260 states and 3534 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 18:55:35,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:35,940 INFO L93 Difference]: Finished difference Result 6017 states and 9439 transitions. [2022-02-20 18:55:35,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:55:35,940 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 166 [2022-02-20 18:55:35,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 18:55:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1020 transitions. [2022-02-20 18:55:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 18:55:35,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1020 transitions. [2022-02-20 18:55:35,948 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1020 transitions. [2022-02-20 18:55:36,626 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1020 edges. 1020 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:37,335 INFO L225 Difference]: With dead ends: 6017 [2022-02-20 18:55:37,336 INFO L226 Difference]: Without dead ends: 3842 [2022-02-20 18:55:37,338 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 18:55:37,339 INFO L933 BasicCegarLoop]: 546 mSDtfsCounter, 256 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 892 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:55:37,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 892 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:55:37,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3842 states. [2022-02-20 18:55:37,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3842 to 3840. [2022-02-20 18:55:37,514 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:55:37,520 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3842 states. Second operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 18:55:37,525 INFO L74 IsIncluded]: Start isIncluded. First operand 3842 states. Second operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 18:55:37,531 INFO L87 Difference]: Start difference. First operand 3842 states. Second operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 18:55:37,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:37,998 INFO L93 Difference]: Finished difference Result 3842 states and 5975 transitions. [2022-02-20 18:55:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3842 states and 5975 transitions. [2022-02-20 18:55:38,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:38,004 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:38,010 INFO L74 IsIncluded]: Start isIncluded. First operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 3842 states. [2022-02-20 18:55:38,015 INFO L87 Difference]: Start difference. First operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 3842 states. [2022-02-20 18:55:38,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:38,508 INFO L93 Difference]: Finished difference Result 3842 states and 5975 transitions. [2022-02-20 18:55:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3842 states and 5975 transitions. [2022-02-20 18:55:38,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:55:38,514 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:55:38,514 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:55:38,514 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:55:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3840 states, 3839 states have (on average 1.5561344100026049) internal successors, (5974), 3839 states have internal predecessors, (5974), 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 18:55:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3840 states and 5974 transitions. [2022-02-20 18:55:39,280 INFO L78 Accepts]: Start accepts. Automaton has 3840 states and 5974 transitions. Word has length 166 [2022-02-20 18:55:39,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:55:39,281 INFO L470 AbstractCegarLoop]: Abstraction has 3840 states and 5974 transitions. [2022-02-20 18:55:39,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 18:55:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3840 states and 5974 transitions. [2022-02-20 18:55:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-02-20 18:55:39,286 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:55:39,286 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:55:39,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:55:39,287 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:55:39,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:55:39,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1890921675, now seen corresponding path program 1 times [2022-02-20 18:55:39,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:55:39,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928529043] [2022-02-20 18:55:39,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:55:39,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:55:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:55:39,427 INFO L290 TraceCheckUtils]: 0: Hoare triple {50697#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(48, 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;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 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];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1426~0 := 0;~__return_1551~0 := 0;~__return_1666~0 := 0;~__return_1781~0 := 0;~__return_1896~0 := 0; {50697#true} is VALID [2022-02-20 18:55:39,428 INFO L290 TraceCheckUtils]: 1: Hoare triple {50697#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_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~3#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~3#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~3#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;~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;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {50697#true} is VALID [2022-02-20 18:55:39,428 INFO L290 TraceCheckUtils]: 2: Hoare triple {50697#true} assume 0 == ~r1~0 % 256; {50697#true} is VALID [2022-02-20 18:55:39,428 INFO L290 TraceCheckUtils]: 3: Hoare triple {50697#true} assume ~id1~0 >= 0; {50697#true} is VALID [2022-02-20 18:55:39,429 INFO L290 TraceCheckUtils]: 4: Hoare triple {50697#true} assume 0 == ~st1~0; {50699#(<= ~st1~0 0)} is VALID [2022-02-20 18:55:39,429 INFO L290 TraceCheckUtils]: 5: Hoare triple {50699#(<= ~st1~0 0)} assume ~send1~0 == ~id1~0; {50699#(<= ~st1~0 0)} is VALID [2022-02-20 18:55:39,429 INFO L290 TraceCheckUtils]: 6: Hoare triple {50699#(<= ~st1~0 0)} assume 0 == ~mode1~0 % 256; {50699#(<= ~st1~0 0)} is VALID [2022-02-20 18:55:39,430 INFO L290 TraceCheckUtils]: 7: Hoare triple {50699#(<= ~st1~0 0)} assume ~id2~0 >= 0; {50699#(<= ~st1~0 0)} is VALID [2022-02-20 18:55:39,430 INFO L290 TraceCheckUtils]: 8: Hoare triple {50699#(<= ~st1~0 0)} assume 0 == ~st2~0; {50700#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,431 INFO L290 TraceCheckUtils]: 9: Hoare triple {50700#(<= (+ ~st2~0 ~st1~0) 0)} assume ~send2~0 == ~id2~0; {50700#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,431 INFO L290 TraceCheckUtils]: 10: Hoare triple {50700#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {50700#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,431 INFO L290 TraceCheckUtils]: 11: Hoare triple {50700#(<= (+ ~st2~0 ~st1~0) 0)} assume ~id3~0 >= 0; {50700#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,432 INFO L290 TraceCheckUtils]: 12: Hoare triple {50700#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,432 INFO L290 TraceCheckUtils]: 13: Hoare triple {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send3~0 == ~id3~0; {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,433 INFO L290 TraceCheckUtils]: 14: Hoare triple {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,433 INFO L290 TraceCheckUtils]: 15: Hoare triple {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 >= 0; {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,433 INFO L290 TraceCheckUtils]: 16: Hoare triple {50701#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,434 INFO L290 TraceCheckUtils]: 17: Hoare triple {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send4~0 == ~id4~0; {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,434 INFO L290 TraceCheckUtils]: 18: Hoare triple {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,435 INFO L290 TraceCheckUtils]: 19: Hoare triple {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id5~0 >= 0; {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,435 INFO L290 TraceCheckUtils]: 20: Hoare triple {50702#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st5~0; {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,436 INFO L290 TraceCheckUtils]: 21: Hoare triple {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send5~0 == ~id5~0; {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,436 INFO L290 TraceCheckUtils]: 22: Hoare triple {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode5~0 % 256; {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,437 INFO L290 TraceCheckUtils]: 23: Hoare triple {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id6~0 >= 0; {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:55:39,437 INFO L290 TraceCheckUtils]: 24: Hoare triple {50703#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,438 INFO L290 TraceCheckUtils]: 25: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~send6~0 == ~id6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,438 INFO L290 TraceCheckUtils]: 26: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume 0 == ~mode6~0 % 256; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,438 INFO L290 TraceCheckUtils]: 27: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id2~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,439 INFO L290 TraceCheckUtils]: 28: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id3~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,439 INFO L290 TraceCheckUtils]: 29: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id4~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,440 INFO L290 TraceCheckUtils]: 30: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id5~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,440 INFO L290 TraceCheckUtils]: 31: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,441 INFO L290 TraceCheckUtils]: 32: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id3~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,441 INFO L290 TraceCheckUtils]: 33: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id4~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,441 INFO L290 TraceCheckUtils]: 34: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id5~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,442 INFO L290 TraceCheckUtils]: 35: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,442 INFO L290 TraceCheckUtils]: 36: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id4~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,443 INFO L290 TraceCheckUtils]: 37: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id5~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,443 INFO L290 TraceCheckUtils]: 38: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,443 INFO L290 TraceCheckUtils]: 39: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id4~0 != ~id5~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,444 INFO L290 TraceCheckUtils]: 40: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id4~0 != ~id6~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,444 INFO L290 TraceCheckUtils]: 41: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,445 INFO L290 TraceCheckUtils]: 42: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~__return_1426~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1426~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,445 INFO L290 TraceCheckUtils]: 43: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 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;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,446 INFO L290 TraceCheckUtils]: 44: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,446 INFO L290 TraceCheckUtils]: 45: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send1~0 != ~nomsg~0); {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,446 INFO L290 TraceCheckUtils]: 46: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,447 INFO L290 TraceCheckUtils]: 47: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~3#1 % 256 else main_~node1____CPAchecker_TMP_0~3#1 % 256 - 256);~mode1~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,447 INFO L290 TraceCheckUtils]: 48: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,448 INFO L290 TraceCheckUtils]: 49: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,448 INFO L290 TraceCheckUtils]: 50: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send2~0 != ~nomsg~0); {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,449 INFO L290 TraceCheckUtils]: 51: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,449 INFO L290 TraceCheckUtils]: 52: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,449 INFO L290 TraceCheckUtils]: 53: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,450 INFO L290 TraceCheckUtils]: 54: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,450 INFO L290 TraceCheckUtils]: 55: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~send3~0 != ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,451 INFO L290 TraceCheckUtils]: 56: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~3#1 := ~send3~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,451 INFO L290 TraceCheckUtils]: 57: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~3#1 % 256 else main_~node3____CPAchecker_TMP_0~3#1 % 256 - 256);~mode3~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,451 INFO L290 TraceCheckUtils]: 58: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,452 INFO L290 TraceCheckUtils]: 59: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,452 INFO L290 TraceCheckUtils]: 60: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send4~0 != ~nomsg~0); {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,453 INFO L290 TraceCheckUtils]: 61: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node4____CPAchecker_TMP_0~3#1 := ~p4_new~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,453 INFO L290 TraceCheckUtils]: 62: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~3#1 % 256 else main_~node4____CPAchecker_TMP_0~3#1 % 256 - 256);~mode4~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,453 INFO L290 TraceCheckUtils]: 63: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,454 INFO L290 TraceCheckUtils]: 64: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,454 INFO L290 TraceCheckUtils]: 65: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~send5~0 != ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,455 INFO L290 TraceCheckUtils]: 66: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~3#1 := ~send5~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,455 INFO L290 TraceCheckUtils]: 67: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~3#1 % 256 else main_~node5____CPAchecker_TMP_0~3#1 % 256 - 256);~mode5~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,455 INFO L290 TraceCheckUtils]: 68: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,457 INFO L290 TraceCheckUtils]: 69: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode6~0 % 256);havoc main_~node6____CPAchecker_TMP_0~3#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,457 INFO L290 TraceCheckUtils]: 70: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send6~0 != ~nomsg~0); {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,458 INFO L290 TraceCheckUtils]: 71: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node6____CPAchecker_TMP_0~3#1 := ~p6_new~0; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,458 INFO L290 TraceCheckUtils]: 72: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p6_new~0 := (if main_~node6____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node6____CPAchecker_TMP_0~3#1 % 256 else main_~node6____CPAchecker_TMP_0~3#1 % 256 - 256);~mode6~0 := 1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,459 INFO L290 TraceCheckUtils]: 73: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:55:39,459 INFO L290 TraceCheckUtils]: 74: Hoare triple {50704#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {50698#false} is VALID [2022-02-20 18:55:39,459 INFO L290 TraceCheckUtils]: 75: Hoare triple {50698#false} ~__return_1551~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1551~0;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; {50698#false} is VALID [2022-02-20 18:55:39,459 INFO L290 TraceCheckUtils]: 76: Hoare triple {50698#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 77: Hoare triple {50698#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 78: Hoare triple {50698#false} assume ~send1~0 != ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 79: Hoare triple {50698#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~2#1 := ~send1~0; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 80: Hoare triple {50698#false} ~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; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 81: Hoare triple {50698#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 82: Hoare triple {50698#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,460 INFO L290 TraceCheckUtils]: 83: Hoare triple {50698#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 84: Hoare triple {50698#false} ~mode2~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 85: Hoare triple {50698#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 86: Hoare triple {50698#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 87: Hoare triple {50698#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 88: Hoare triple {50698#false} ~mode3~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 89: Hoare triple {50698#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,461 INFO L290 TraceCheckUtils]: 90: Hoare triple {50698#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 91: Hoare triple {50698#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 92: Hoare triple {50698#false} ~mode4~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 93: Hoare triple {50698#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 94: Hoare triple {50698#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 95: Hoare triple {50698#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,462 INFO L290 TraceCheckUtils]: 96: Hoare triple {50698#false} ~mode5~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 97: Hoare triple {50698#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 98: Hoare triple {50698#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 99: Hoare triple {50698#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 100: Hoare triple {50698#false} ~mode6~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 101: Hoare triple {50698#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 102: Hoare triple {50698#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {50698#false} is VALID [2022-02-20 18:55:39,463 INFO L290 TraceCheckUtils]: 103: Hoare triple {50698#false} ~__return_1666~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1666~0;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; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 104: Hoare triple {50698#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 105: Hoare triple {50698#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 106: Hoare triple {50698#false} assume !(~send1~0 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 107: Hoare triple {50698#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 108: Hoare triple {50698#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; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 109: Hoare triple {50698#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,464 INFO L290 TraceCheckUtils]: 110: Hoare triple {50698#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 111: Hoare triple {50698#false} assume !(~send2~0 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 112: Hoare triple {50698#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 113: Hoare triple {50698#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 114: Hoare triple {50698#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 115: Hoare triple {50698#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 116: Hoare triple {50698#false} assume ~send3~0 != ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 117: Hoare triple {50698#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~1#1 := ~send3~0; {50698#false} is VALID [2022-02-20 18:55:39,465 INFO L290 TraceCheckUtils]: 118: Hoare triple {50698#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; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 119: Hoare triple {50698#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 120: Hoare triple {50698#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 121: Hoare triple {50698#false} assume !(~send4~0 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 122: Hoare triple {50698#false} main_~node4____CPAchecker_TMP_0~1#1 := ~p4_new~0; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 123: Hoare triple {50698#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~1#1 % 256 else main_~node4____CPAchecker_TMP_0~1#1 % 256 - 256);~mode4~0 := 1; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 124: Hoare triple {50698#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,466 INFO L290 TraceCheckUtils]: 125: Hoare triple {50698#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 126: Hoare triple {50698#false} assume ~send5~0 != ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 127: Hoare triple {50698#false} assume ~p5_new~0 == ~nomsg~0;main_~node5____CPAchecker_TMP_0~1#1 := ~send5~0; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 128: Hoare triple {50698#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; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 129: Hoare triple {50698#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 130: Hoare triple {50698#false} assume !!(0 == ~mode6~0 % 256);havoc main_~node6____CPAchecker_TMP_0~1#1; {50698#false} is VALID [2022-02-20 18:55:39,467 INFO L290 TraceCheckUtils]: 131: Hoare triple {50698#false} assume !(~send6~0 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 132: Hoare triple {50698#false} main_~node6____CPAchecker_TMP_0~1#1 := ~p6_new~0; {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 133: Hoare triple {50698#false} ~p6_new~0 := (if main_~node6____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node6____CPAchecker_TMP_0~1#1 % 256 else main_~node6____CPAchecker_TMP_0~1#1 % 256 - 256);~mode6~0 := 1; {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 134: Hoare triple {50698#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 135: Hoare triple {50698#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 136: Hoare triple {50698#false} ~__return_1781~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1781~0;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; {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 137: Hoare triple {50698#false} assume !(0 == main_~assert__arg~2#1 % 256); {50698#false} is VALID [2022-02-20 18:55:39,468 INFO L290 TraceCheckUtils]: 138: Hoare triple {50698#false} havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 139: Hoare triple {50698#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 140: Hoare triple {50698#false} assume ~send1~0 != ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 141: Hoare triple {50698#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 142: Hoare triple {50698#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 143: Hoare triple {50698#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 144: Hoare triple {50698#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,469 INFO L290 TraceCheckUtils]: 145: Hoare triple {50698#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 146: Hoare triple {50698#false} ~mode2~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 147: Hoare triple {50698#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 148: Hoare triple {50698#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 149: Hoare triple {50698#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 150: Hoare triple {50698#false} ~mode3~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 151: Hoare triple {50698#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,470 INFO L290 TraceCheckUtils]: 152: Hoare triple {50698#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 153: Hoare triple {50698#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 154: Hoare triple {50698#false} ~mode4~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 155: Hoare triple {50698#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 156: Hoare triple {50698#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 157: Hoare triple {50698#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 158: Hoare triple {50698#false} ~mode5~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,471 INFO L290 TraceCheckUtils]: 159: Hoare triple {50698#false} havoc main_~node6__m6~3#1;main_~node6__m6~3#1 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 160: Hoare triple {50698#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~3#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 161: Hoare triple {50698#false} assume !(main_~node6__m6~3#1 != ~nomsg~0); {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 162: Hoare triple {50698#false} ~mode6~0 := 0; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 163: Hoare triple {50698#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;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 164: Hoare triple {50698#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~3#1 := 0; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 165: Hoare triple {50698#false} ~__return_1896~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1896~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {50698#false} is VALID [2022-02-20 18:55:39,472 INFO L290 TraceCheckUtils]: 166: Hoare triple {50698#false} assume 0 == main_~assert__arg~3#1 % 256; {50698#false} is VALID [2022-02-20 18:55:39,473 INFO L290 TraceCheckUtils]: 167: Hoare triple {50698#false} assume !false; {50698#false} is VALID [2022-02-20 18:55:39,473 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 18:55:39,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:55:39,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928529043] [2022-02-20 18:55:39,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928529043] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:55:39,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:55:39,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 18:55:39,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341511389] [2022-02-20 18:55:39,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:55:39,475 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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 168 [2022-02-20 18:55:39,475 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:55:39,475 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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 18:55:39,598 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 168 edges. 168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:55:39,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 18:55:39,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:55:39,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 18:55:39,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 18:55:39,600 INFO L87 Difference]: Start difference. First operand 3840 states and 5974 transitions. Second operand has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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)