./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.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.5.1.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 31d5f3a14d915ecc08c5dc9b9c0c33fc37690ec404e8b1546bed720bc4205a6b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:52:51,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:52:51,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:52:51,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:52:51,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:52:51,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:52:51,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:52:51,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:52:51,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:52:51,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:52:51,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:52:51,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:52:51,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:52:51,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:52:51,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:52:51,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:52:51,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:52:51,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:52:51,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:52:51,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:52:51,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:52:51,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:52:51,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:52:51,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:52:51,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:52:51,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:52:51,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:52:51,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:52:51,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:52:51,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:52:51,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:52:51,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:52:51,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:52:51,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:52:51,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:52:51,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:52:51,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:52:51,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:52:51,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:52:51,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:52:51,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:52:51,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:52:51,621 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:52:51,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:52:51,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:52:51,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:52:51,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:52:51,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:52:51,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:52:51,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:52:51,623 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:52:51,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:52:51,624 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:52:51,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:52:51,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:52:51,626 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:52:51,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:52:51,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:52:51,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:52:51,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:52:51,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:52:51,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:52:51,627 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:52:51,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:52:51,628 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d5f3a14d915ecc08c5dc9b9c0c33fc37690ec404e8b1546bed720bc4205a6b [2022-02-20 18:52:51,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:52:51,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:52:51,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:52:51,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:52:51,845 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:52:51,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:52:51,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fdbdf93/7922a8c6552e4be2b281babd7fc6d7e5/FLAG15eef2a94 [2022-02-20 18:52:52,286 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:52:52,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:52:52,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fdbdf93/7922a8c6552e4be2b281babd7fc6d7e5/FLAG15eef2a94 [2022-02-20 18:52:52,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fdbdf93/7922a8c6552e4be2b281babd7fc6d7e5 [2022-02-20 18:52:52,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:52:52,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:52:52,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:52:52,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:52:52,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:52:52,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:52:52" (1/1) ... [2022-02-20 18:52:52,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c45bd67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:52, skipping insertion in model container [2022-02-20 18:52:52,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:52:52" (1/1) ... [2022-02-20 18:52:52,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:52:52,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:52:52,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13904,13917] [2022-02-20 18:52:53,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:52:53,010 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:52:53,075 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13904,13917] [2022-02-20 18:52:53,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:52:53,111 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:52:53,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53 WrapperNode [2022-02-20 18:52:53,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:52:53,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:52:53,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:52:53,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:52:53,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,230 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1189 [2022-02-20 18:52:53,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:52:53,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:52:53,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:52:53,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:52:53,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:52:53,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:52:53,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:52:53,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:52:53,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (1/1) ... [2022-02-20 18:52:53,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:52:53,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:52:53,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 18:52:53,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 18:52:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:52:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:52:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:52:53,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:52:53,505 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:52:53,506 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:52:54,236 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:52:54,243 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:52:54,243 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:52:54,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:52:54 BoogieIcfgContainer [2022-02-20 18:52:54,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:52:54,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:52:54,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:52:54,249 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:52:54,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:52:52" (1/3) ... [2022-02-20 18:52:54,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48103511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:52:54, skipping insertion in model container [2022-02-20 18:52:54,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:52:53" (2/3) ... [2022-02-20 18:52:54,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48103511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:52:54, skipping insertion in model container [2022-02-20 18:52:54,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:52:54" (3/3) ... [2022-02-20 18:52:54,253 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:52:54,257 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:52:54,257 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:52:54,294 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:52:54,298 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 18:52:54,299 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:52:54,315 INFO L276 IsEmpty]: Start isEmpty. Operand has 336 states, 334 states have (on average 1.652694610778443) internal successors, (552), 335 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-02-20 18:52:54,325 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:54,326 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] [2022-02-20 18:52:54,326 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:54,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:54,330 INFO L85 PathProgramCache]: Analyzing trace with hash 507379928, now seen corresponding path program 1 times [2022-02-20 18:52:54,336 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:54,336 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134436059] [2022-02-20 18:52:54,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:54,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:54,536 INFO L290 TraceCheckUtils]: 0: Hoare triple {339#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {339#true} is VALID [2022-02-20 18:52:54,537 INFO L290 TraceCheckUtils]: 1: Hoare triple {339#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {339#true} is VALID [2022-02-20 18:52:54,537 INFO L290 TraceCheckUtils]: 2: Hoare triple {339#true} assume !(0 == ~r1~0 % 256);main_~init__tmp~0#1 := 0; {341#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} is VALID [2022-02-20 18:52:54,538 INFO L290 TraceCheckUtils]: 3: Hoare triple {341#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {342#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} is VALID [2022-02-20 18:52:54,542 INFO L290 TraceCheckUtils]: 4: Hoare triple {342#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,542 INFO L290 TraceCheckUtils]: 5: Hoare triple {340#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {340#false} is VALID [2022-02-20 18:52:54,542 INFO L290 TraceCheckUtils]: 6: Hoare triple {340#false} assume !(~send1~0 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,543 INFO L290 TraceCheckUtils]: 7: Hoare triple {340#false} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {340#false} is VALID [2022-02-20 18:52:54,543 INFO L290 TraceCheckUtils]: 8: Hoare triple {340#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {340#false} is VALID [2022-02-20 18:52:54,543 INFO L290 TraceCheckUtils]: 9: Hoare triple {340#false} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,543 INFO L290 TraceCheckUtils]: 10: Hoare triple {340#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,544 INFO L290 TraceCheckUtils]: 11: Hoare triple {340#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,544 INFO L290 TraceCheckUtils]: 12: Hoare triple {340#false} ~mode2~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,544 INFO L290 TraceCheckUtils]: 13: Hoare triple {340#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,544 INFO L290 TraceCheckUtils]: 14: Hoare triple {340#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,544 INFO L290 TraceCheckUtils]: 15: Hoare triple {340#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,545 INFO L290 TraceCheckUtils]: 16: Hoare triple {340#false} ~mode3~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,545 INFO L290 TraceCheckUtils]: 17: Hoare triple {340#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,545 INFO L290 TraceCheckUtils]: 18: Hoare triple {340#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,546 INFO L290 TraceCheckUtils]: 19: Hoare triple {340#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,546 INFO L290 TraceCheckUtils]: 20: Hoare triple {340#false} ~mode4~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,547 INFO L290 TraceCheckUtils]: 21: Hoare triple {340#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,547 INFO L290 TraceCheckUtils]: 22: Hoare triple {340#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,547 INFO L290 TraceCheckUtils]: 23: Hoare triple {340#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,548 INFO L290 TraceCheckUtils]: 24: Hoare triple {340#false} ~mode5~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,548 INFO L290 TraceCheckUtils]: 25: Hoare triple {340#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {340#false} is VALID [2022-02-20 18:52:54,548 INFO L290 TraceCheckUtils]: 26: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {340#false} is VALID [2022-02-20 18:52:54,549 INFO L290 TraceCheckUtils]: 27: Hoare triple {340#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {340#false} is VALID [2022-02-20 18:52:54,550 INFO L290 TraceCheckUtils]: 28: Hoare triple {340#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,550 INFO L290 TraceCheckUtils]: 29: Hoare triple {340#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {340#false} is VALID [2022-02-20 18:52:54,550 INFO L290 TraceCheckUtils]: 30: Hoare triple {340#false} assume !(~send1~0 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,550 INFO L290 TraceCheckUtils]: 31: Hoare triple {340#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {340#false} is VALID [2022-02-20 18:52:54,551 INFO L290 TraceCheckUtils]: 32: Hoare triple {340#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; {340#false} is VALID [2022-02-20 18:52:54,551 INFO L290 TraceCheckUtils]: 33: Hoare triple {340#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,551 INFO L290 TraceCheckUtils]: 34: Hoare triple {340#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,551 INFO L290 TraceCheckUtils]: 35: Hoare triple {340#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,551 INFO L290 TraceCheckUtils]: 36: Hoare triple {340#false} ~mode2~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,552 INFO L290 TraceCheckUtils]: 37: Hoare triple {340#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,552 INFO L290 TraceCheckUtils]: 38: Hoare triple {340#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,552 INFO L290 TraceCheckUtils]: 39: Hoare triple {340#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,552 INFO L290 TraceCheckUtils]: 40: Hoare triple {340#false} ~mode3~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,552 INFO L290 TraceCheckUtils]: 41: Hoare triple {340#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,553 INFO L290 TraceCheckUtils]: 42: Hoare triple {340#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,553 INFO L290 TraceCheckUtils]: 43: Hoare triple {340#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,553 INFO L290 TraceCheckUtils]: 44: Hoare triple {340#false} ~mode4~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,553 INFO L290 TraceCheckUtils]: 45: Hoare triple {340#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,554 INFO L290 TraceCheckUtils]: 46: Hoare triple {340#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,554 INFO L290 TraceCheckUtils]: 47: Hoare triple {340#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,554 INFO L290 TraceCheckUtils]: 48: Hoare triple {340#false} ~mode5~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,554 INFO L290 TraceCheckUtils]: 49: Hoare triple {340#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {340#false} is VALID [2022-02-20 18:52:54,557 INFO L290 TraceCheckUtils]: 50: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {340#false} is VALID [2022-02-20 18:52:54,557 INFO L290 TraceCheckUtils]: 51: Hoare triple {340#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {340#false} is VALID [2022-02-20 18:52:54,557 INFO L290 TraceCheckUtils]: 52: Hoare triple {340#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,558 INFO L290 TraceCheckUtils]: 53: Hoare triple {340#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {340#false} is VALID [2022-02-20 18:52:54,559 INFO L290 TraceCheckUtils]: 54: Hoare triple {340#false} assume !(~send1~0 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,559 INFO L290 TraceCheckUtils]: 55: Hoare triple {340#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {340#false} is VALID [2022-02-20 18:52:54,559 INFO L290 TraceCheckUtils]: 56: Hoare triple {340#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; {340#false} is VALID [2022-02-20 18:52:54,559 INFO L290 TraceCheckUtils]: 57: Hoare triple {340#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,561 INFO L290 TraceCheckUtils]: 58: Hoare triple {340#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,562 INFO L290 TraceCheckUtils]: 59: Hoare triple {340#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,562 INFO L290 TraceCheckUtils]: 60: Hoare triple {340#false} ~mode2~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,562 INFO L290 TraceCheckUtils]: 61: Hoare triple {340#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,563 INFO L290 TraceCheckUtils]: 62: Hoare triple {340#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,563 INFO L290 TraceCheckUtils]: 63: Hoare triple {340#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,563 INFO L290 TraceCheckUtils]: 64: Hoare triple {340#false} ~mode3~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,563 INFO L290 TraceCheckUtils]: 65: Hoare triple {340#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,564 INFO L290 TraceCheckUtils]: 66: Hoare triple {340#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,564 INFO L290 TraceCheckUtils]: 67: Hoare triple {340#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,564 INFO L290 TraceCheckUtils]: 68: Hoare triple {340#false} ~mode4~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,564 INFO L290 TraceCheckUtils]: 69: Hoare triple {340#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,565 INFO L290 TraceCheckUtils]: 70: Hoare triple {340#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,565 INFO L290 TraceCheckUtils]: 71: Hoare triple {340#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,565 INFO L290 TraceCheckUtils]: 72: Hoare triple {340#false} ~mode5~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,565 INFO L290 TraceCheckUtils]: 73: Hoare triple {340#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {340#false} is VALID [2022-02-20 18:52:54,565 INFO L290 TraceCheckUtils]: 74: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {340#false} is VALID [2022-02-20 18:52:54,566 INFO L290 TraceCheckUtils]: 75: Hoare triple {340#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {340#false} is VALID [2022-02-20 18:52:54,566 INFO L290 TraceCheckUtils]: 76: Hoare triple {340#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,566 INFO L290 TraceCheckUtils]: 77: Hoare triple {340#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {340#false} is VALID [2022-02-20 18:52:54,567 INFO L290 TraceCheckUtils]: 78: Hoare triple {340#false} assume !(~send1~0 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,567 INFO L290 TraceCheckUtils]: 79: Hoare triple {340#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {340#false} is VALID [2022-02-20 18:52:54,569 INFO L290 TraceCheckUtils]: 80: Hoare triple {340#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; {340#false} is VALID [2022-02-20 18:52:54,569 INFO L290 TraceCheckUtils]: 81: Hoare triple {340#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,570 INFO L290 TraceCheckUtils]: 82: Hoare triple {340#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,570 INFO L290 TraceCheckUtils]: 83: Hoare triple {340#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,570 INFO L290 TraceCheckUtils]: 84: Hoare triple {340#false} ~mode2~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,570 INFO L290 TraceCheckUtils]: 85: Hoare triple {340#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,571 INFO L290 TraceCheckUtils]: 86: Hoare triple {340#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,571 INFO L290 TraceCheckUtils]: 87: Hoare triple {340#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,571 INFO L290 TraceCheckUtils]: 88: Hoare triple {340#false} ~mode3~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,575 INFO L290 TraceCheckUtils]: 89: Hoare triple {340#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,575 INFO L290 TraceCheckUtils]: 90: Hoare triple {340#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,576 INFO L290 TraceCheckUtils]: 91: Hoare triple {340#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,576 INFO L290 TraceCheckUtils]: 92: Hoare triple {340#false} ~mode4~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,576 INFO L290 TraceCheckUtils]: 93: Hoare triple {340#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,576 INFO L290 TraceCheckUtils]: 94: Hoare triple {340#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,576 INFO L290 TraceCheckUtils]: 95: Hoare triple {340#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,577 INFO L290 TraceCheckUtils]: 96: Hoare triple {340#false} ~mode5~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,577 INFO L290 TraceCheckUtils]: 97: Hoare triple {340#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {340#false} is VALID [2022-02-20 18:52:54,577 INFO L290 TraceCheckUtils]: 98: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {340#false} is VALID [2022-02-20 18:52:54,577 INFO L290 TraceCheckUtils]: 99: Hoare triple {340#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {340#false} is VALID [2022-02-20 18:52:54,577 INFO L290 TraceCheckUtils]: 100: Hoare triple {340#false} assume !(0 == main_~assert__arg~3#1 % 256); {340#false} is VALID [2022-02-20 18:52:54,578 INFO L290 TraceCheckUtils]: 101: Hoare triple {340#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,578 INFO L290 TraceCheckUtils]: 102: Hoare triple {340#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {340#false} is VALID [2022-02-20 18:52:54,578 INFO L290 TraceCheckUtils]: 103: Hoare triple {340#false} assume !(~send1~0 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,578 INFO L290 TraceCheckUtils]: 104: Hoare triple {340#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {340#false} is VALID [2022-02-20 18:52:54,578 INFO L290 TraceCheckUtils]: 105: Hoare triple {340#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; {340#false} is VALID [2022-02-20 18:52:54,580 INFO L290 TraceCheckUtils]: 106: Hoare triple {340#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,581 INFO L290 TraceCheckUtils]: 107: Hoare triple {340#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,581 INFO L290 TraceCheckUtils]: 108: Hoare triple {340#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,581 INFO L290 TraceCheckUtils]: 109: Hoare triple {340#false} ~mode2~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,581 INFO L290 TraceCheckUtils]: 110: Hoare triple {340#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,582 INFO L290 TraceCheckUtils]: 111: Hoare triple {340#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,582 INFO L290 TraceCheckUtils]: 112: Hoare triple {340#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,582 INFO L290 TraceCheckUtils]: 113: Hoare triple {340#false} ~mode3~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,582 INFO L290 TraceCheckUtils]: 114: Hoare triple {340#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,583 INFO L290 TraceCheckUtils]: 115: Hoare triple {340#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,583 INFO L290 TraceCheckUtils]: 116: Hoare triple {340#false} assume !(main_~node4__m4~4#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,583 INFO L290 TraceCheckUtils]: 117: Hoare triple {340#false} ~mode4~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,583 INFO L290 TraceCheckUtils]: 118: Hoare triple {340#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,583 INFO L290 TraceCheckUtils]: 119: Hoare triple {340#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {340#false} is VALID [2022-02-20 18:52:54,584 INFO L290 TraceCheckUtils]: 120: Hoare triple {340#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {340#false} is VALID [2022-02-20 18:52:54,584 INFO L290 TraceCheckUtils]: 121: Hoare triple {340#false} ~mode5~0 := 0; {340#false} is VALID [2022-02-20 18:52:54,584 INFO L290 TraceCheckUtils]: 122: Hoare triple {340#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {340#false} is VALID [2022-02-20 18:52:54,584 INFO L290 TraceCheckUtils]: 123: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {340#false} is VALID [2022-02-20 18:52:54,584 INFO L290 TraceCheckUtils]: 124: Hoare triple {340#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {340#false} is VALID [2022-02-20 18:52:54,585 INFO L290 TraceCheckUtils]: 125: Hoare triple {340#false} assume 0 == main_~assert__arg~4#1 % 256; {340#false} is VALID [2022-02-20 18:52:54,585 INFO L290 TraceCheckUtils]: 126: Hoare triple {340#false} assume !false; {340#false} is VALID [2022-02-20 18:52:54,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:54,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:54,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134436059] [2022-02-20 18:52:54,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134436059] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:54,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:54,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:52:54,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958409827] [2022-02-20 18:52:54,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:54,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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 127 [2022-02-20 18:52:54,594 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:54,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:54,674 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 127 edges. 127 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:54,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:52:54,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:54,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:52:54,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:52:54,691 INFO L87 Difference]: Start difference. First operand has 336 states, 334 states have (on average 1.652694610778443) internal successors, (552), 335 states have internal predecessors, (552), 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 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:55,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:55,338 INFO L93 Difference]: Finished difference Result 642 states and 1042 transitions. [2022-02-20 18:52:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:52:55,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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 127 [2022-02-20 18:52:55,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1042 transitions. [2022-02-20 18:52:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1042 transitions. [2022-02-20 18:52:55,362 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1042 transitions. [2022-02-20 18:52:56,096 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1042 edges. 1042 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:56,119 INFO L225 Difference]: With dead ends: 642 [2022-02-20 18:52:56,119 INFO L226 Difference]: Without dead ends: 333 [2022-02-20 18:52:56,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:52:56,137 INFO L933 BasicCegarLoop]: 549 mSDtfsCounter, 491 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:56,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [491 Valid, 1129 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:56,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2022-02-20 18:52:56,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 333. [2022-02-20 18:52:56,181 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:56,184 INFO L82 GeneralOperation]: Start isEquivalent. First operand 333 states. Second operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,185 INFO L74 IsIncluded]: Start isIncluded. First operand 333 states. Second operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,186 INFO L87 Difference]: Start difference. First operand 333 states. Second operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:56,196 INFO L93 Difference]: Finished difference Result 333 states and 513 transitions. [2022-02-20 18:52:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 513 transitions. [2022-02-20 18:52:56,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:56,201 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:56,201 INFO L74 IsIncluded]: Start isIncluded. First operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 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 333 states. [2022-02-20 18:52:56,202 INFO L87 Difference]: Start difference. First operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 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 333 states. [2022-02-20 18:52:56,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:56,211 INFO L93 Difference]: Finished difference Result 333 states and 513 transitions. [2022-02-20 18:52:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 513 transitions. [2022-02-20 18:52:56,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:56,212 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:56,212 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:56,212 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:56,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.5451807228915662) internal successors, (513), 332 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 513 transitions. [2022-02-20 18:52:56,223 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 513 transitions. Word has length 127 [2022-02-20 18:52:56,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:56,225 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 513 transitions. [2022-02-20 18:52:56,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 513 transitions. [2022-02-20 18:52:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-02-20 18:52:56,229 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:56,229 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] [2022-02-20 18:52:56,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:52:56,230 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:56,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:56,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1226582684, now seen corresponding path program 1 times [2022-02-20 18:52:56,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:56,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330334182] [2022-02-20 18:52:56,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:56,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:56,366 INFO L290 TraceCheckUtils]: 0: Hoare triple {2342#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {2342#true} is VALID [2022-02-20 18:52:56,366 INFO L290 TraceCheckUtils]: 1: Hoare triple {2342#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {2342#true} is VALID [2022-02-20 18:52:56,367 INFO L290 TraceCheckUtils]: 2: Hoare triple {2342#true} assume 0 == ~r1~0 % 256; {2342#true} is VALID [2022-02-20 18:52:56,367 INFO L290 TraceCheckUtils]: 3: Hoare triple {2342#true} assume ~id1~0 >= 0; {2342#true} is VALID [2022-02-20 18:52:56,367 INFO L290 TraceCheckUtils]: 4: Hoare triple {2342#true} assume 0 == ~st1~0; {2342#true} is VALID [2022-02-20 18:52:56,367 INFO L290 TraceCheckUtils]: 5: Hoare triple {2342#true} assume ~send1~0 == ~id1~0; {2342#true} is VALID [2022-02-20 18:52:56,367 INFO L290 TraceCheckUtils]: 6: Hoare triple {2342#true} assume 0 == ~mode1~0 % 256; {2342#true} is VALID [2022-02-20 18:52:56,368 INFO L290 TraceCheckUtils]: 7: Hoare triple {2342#true} assume ~id2~0 >= 0; {2342#true} is VALID [2022-02-20 18:52:56,368 INFO L290 TraceCheckUtils]: 8: Hoare triple {2342#true} assume 0 == ~st2~0; {2342#true} is VALID [2022-02-20 18:52:56,368 INFO L290 TraceCheckUtils]: 9: Hoare triple {2342#true} assume ~send2~0 == ~id2~0; {2342#true} is VALID [2022-02-20 18:52:56,369 INFO L290 TraceCheckUtils]: 10: Hoare triple {2342#true} assume 0 == ~mode2~0 % 256; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,369 INFO L290 TraceCheckUtils]: 11: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 >= 0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,369 INFO L290 TraceCheckUtils]: 12: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st3~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,370 INFO L290 TraceCheckUtils]: 13: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send3~0 == ~id3~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,370 INFO L290 TraceCheckUtils]: 14: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode3~0 % 256; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,371 INFO L290 TraceCheckUtils]: 15: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 >= 0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,371 INFO L290 TraceCheckUtils]: 16: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st4~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,372 INFO L290 TraceCheckUtils]: 17: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send4~0 == ~id4~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,372 INFO L290 TraceCheckUtils]: 18: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode4~0 % 256; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,373 INFO L290 TraceCheckUtils]: 19: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 >= 0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,373 INFO L290 TraceCheckUtils]: 20: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st5~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,373 INFO L290 TraceCheckUtils]: 21: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send5~0 == ~id5~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,374 INFO L290 TraceCheckUtils]: 22: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode5~0 % 256; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,374 INFO L290 TraceCheckUtils]: 23: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id2~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,375 INFO L290 TraceCheckUtils]: 24: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id3~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,375 INFO L290 TraceCheckUtils]: 25: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id4~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,376 INFO L290 TraceCheckUtils]: 26: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id5~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,376 INFO L290 TraceCheckUtils]: 27: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id3~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,376 INFO L290 TraceCheckUtils]: 28: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id4~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,377 INFO L290 TraceCheckUtils]: 29: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id5~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,377 INFO L290 TraceCheckUtils]: 30: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id4~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,378 INFO L290 TraceCheckUtils]: 31: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id5~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,378 INFO L290 TraceCheckUtils]: 32: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,379 INFO L290 TraceCheckUtils]: 33: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,379 INFO L290 TraceCheckUtils]: 34: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,380 INFO L290 TraceCheckUtils]: 35: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,380 INFO L290 TraceCheckUtils]: 36: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(~send1~0 != ~nomsg~0); {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,381 INFO L290 TraceCheckUtils]: 37: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,381 INFO L290 TraceCheckUtils]: 38: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,381 INFO L290 TraceCheckUtils]: 39: Hoare triple {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {2344#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:52:56,382 INFO L290 TraceCheckUtils]: 40: Hoare triple {2344#(= (+ (* (- 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; {2343#false} is VALID [2022-02-20 18:52:56,382 INFO L290 TraceCheckUtils]: 41: Hoare triple {2343#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,382 INFO L290 TraceCheckUtils]: 42: Hoare triple {2343#false} ~mode2~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,382 INFO L290 TraceCheckUtils]: 43: Hoare triple {2343#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 44: Hoare triple {2343#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 45: Hoare triple {2343#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 46: Hoare triple {2343#false} ~mode3~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 47: Hoare triple {2343#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 48: Hoare triple {2343#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,383 INFO L290 TraceCheckUtils]: 49: Hoare triple {2343#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 50: Hoare triple {2343#false} ~mode4~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 51: Hoare triple {2343#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 52: Hoare triple {2343#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 53: Hoare triple {2343#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 54: Hoare triple {2343#false} ~mode5~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,384 INFO L290 TraceCheckUtils]: 55: Hoare triple {2343#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 56: Hoare triple {2343#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 57: Hoare triple {2343#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 58: Hoare triple {2343#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 59: Hoare triple {2343#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 60: Hoare triple {2343#false} assume !(~send1~0 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,385 INFO L290 TraceCheckUtils]: 61: Hoare triple {2343#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 62: Hoare triple {2343#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; {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 63: Hoare triple {2343#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 64: Hoare triple {2343#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 65: Hoare triple {2343#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 66: Hoare triple {2343#false} ~mode2~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,386 INFO L290 TraceCheckUtils]: 67: Hoare triple {2343#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,387 INFO L290 TraceCheckUtils]: 68: Hoare triple {2343#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,387 INFO L290 TraceCheckUtils]: 69: Hoare triple {2343#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,387 INFO L290 TraceCheckUtils]: 70: Hoare triple {2343#false} ~mode3~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,387 INFO L290 TraceCheckUtils]: 71: Hoare triple {2343#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,396 INFO L290 TraceCheckUtils]: 72: Hoare triple {2343#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,396 INFO L290 TraceCheckUtils]: 73: Hoare triple {2343#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,396 INFO L290 TraceCheckUtils]: 74: Hoare triple {2343#false} ~mode4~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,396 INFO L290 TraceCheckUtils]: 75: Hoare triple {2343#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 76: Hoare triple {2343#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 77: Hoare triple {2343#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 78: Hoare triple {2343#false} ~mode5~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 79: Hoare triple {2343#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 80: Hoare triple {2343#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {2343#false} is VALID [2022-02-20 18:52:56,397 INFO L290 TraceCheckUtils]: 81: Hoare triple {2343#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 82: Hoare triple {2343#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 83: Hoare triple {2343#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 84: Hoare triple {2343#false} assume !(~send1~0 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 85: Hoare triple {2343#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 86: Hoare triple {2343#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; {2343#false} is VALID [2022-02-20 18:52:56,398 INFO L290 TraceCheckUtils]: 87: Hoare triple {2343#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 88: Hoare triple {2343#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 89: Hoare triple {2343#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 90: Hoare triple {2343#false} ~mode2~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 91: Hoare triple {2343#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 92: Hoare triple {2343#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,399 INFO L290 TraceCheckUtils]: 93: Hoare triple {2343#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 94: Hoare triple {2343#false} ~mode3~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 95: Hoare triple {2343#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 96: Hoare triple {2343#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 97: Hoare triple {2343#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 98: Hoare triple {2343#false} ~mode4~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 99: Hoare triple {2343#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,400 INFO L290 TraceCheckUtils]: 100: Hoare triple {2343#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 101: Hoare triple {2343#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 102: Hoare triple {2343#false} ~mode5~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 103: Hoare triple {2343#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 104: Hoare triple {2343#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 105: Hoare triple {2343#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {2343#false} is VALID [2022-02-20 18:52:56,401 INFO L290 TraceCheckUtils]: 106: Hoare triple {2343#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 107: Hoare triple {2343#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 108: Hoare triple {2343#false} assume !(~send1~0 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 109: Hoare triple {2343#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 110: Hoare triple {2343#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; {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 111: Hoare triple {2343#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,402 INFO L290 TraceCheckUtils]: 112: Hoare triple {2343#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 113: Hoare triple {2343#false} assume !(main_~node2__m2~3#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 114: Hoare triple {2343#false} ~mode2~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 115: Hoare triple {2343#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 116: Hoare triple {2343#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 117: Hoare triple {2343#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,403 INFO L290 TraceCheckUtils]: 118: Hoare triple {2343#false} ~mode3~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 119: Hoare triple {2343#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 120: Hoare triple {2343#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 121: Hoare triple {2343#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 122: Hoare triple {2343#false} ~mode4~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 123: Hoare triple {2343#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,404 INFO L290 TraceCheckUtils]: 124: Hoare triple {2343#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 125: Hoare triple {2343#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 126: Hoare triple {2343#false} ~mode5~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 127: Hoare triple {2343#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 128: Hoare triple {2343#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 129: Hoare triple {2343#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {2343#false} is VALID [2022-02-20 18:52:56,405 INFO L290 TraceCheckUtils]: 130: Hoare triple {2343#false} assume !(0 == main_~assert__arg~3#1 % 256); {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 131: Hoare triple {2343#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 132: Hoare triple {2343#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 133: Hoare triple {2343#false} assume !(~send1~0 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 134: Hoare triple {2343#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 135: Hoare triple {2343#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; {2343#false} is VALID [2022-02-20 18:52:56,406 INFO L290 TraceCheckUtils]: 136: Hoare triple {2343#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 137: Hoare triple {2343#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 138: Hoare triple {2343#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 139: Hoare triple {2343#false} ~mode2~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 140: Hoare triple {2343#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 141: Hoare triple {2343#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,407 INFO L290 TraceCheckUtils]: 142: Hoare triple {2343#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 143: Hoare triple {2343#false} ~mode3~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 144: Hoare triple {2343#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 145: Hoare triple {2343#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 146: Hoare triple {2343#false} assume !(main_~node4__m4~4#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 147: Hoare triple {2343#false} ~mode4~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,408 INFO L290 TraceCheckUtils]: 148: Hoare triple {2343#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 149: Hoare triple {2343#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 150: Hoare triple {2343#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 151: Hoare triple {2343#false} ~mode5~0 := 0; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 152: Hoare triple {2343#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 153: Hoare triple {2343#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 154: Hoare triple {2343#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {2343#false} is VALID [2022-02-20 18:52:56,409 INFO L290 TraceCheckUtils]: 155: Hoare triple {2343#false} assume 0 == main_~assert__arg~4#1 % 256; {2343#false} is VALID [2022-02-20 18:52:56,410 INFO L290 TraceCheckUtils]: 156: Hoare triple {2343#false} assume !false; {2343#false} is VALID [2022-02-20 18:52:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:56,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:56,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330334182] [2022-02-20 18:52:56,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330334182] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:56,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:56,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:56,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245813295] [2022-02-20 18:52:56,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:56,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 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 157 [2022-02-20 18:52:56,413 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:56,413 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:56,526 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:56,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:56,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:56,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:56,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:56,527 INFO L87 Difference]: Start difference. First operand 333 states and 513 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:57,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:57,187 INFO L93 Difference]: Finished difference Result 804 states and 1267 transitions. [2022-02-20 18:52:57,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:57,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 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 157 [2022-02-20 18:52:57,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:57,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2022-02-20 18:52:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2022-02-20 18:52:57,211 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1267 transitions. [2022-02-20 18:52:57,979 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1267 edges. 1267 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:57,993 INFO L225 Difference]: With dead ends: 804 [2022-02-20 18:52:57,993 INFO L226 Difference]: Without dead ends: 523 [2022-02-20 18:52:57,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:57,995 INFO L933 BasicCegarLoop]: 582 mSDtfsCounter, 346 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:57,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 998 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:57,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2022-02-20 18:52:58,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 521. [2022-02-20 18:52:58,027 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:58,028 INFO L82 GeneralOperation]: Start isEquivalent. First operand 523 states. Second operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:58,029 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:58,030 INFO L87 Difference]: Start difference. First operand 523 states. Second operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:58,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:58,054 INFO L93 Difference]: Finished difference Result 523 states and 812 transitions. [2022-02-20 18:52:58,054 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 812 transitions. [2022-02-20 18:52:58,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:58,055 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:58,056 INFO L74 IsIncluded]: Start isIncluded. First operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 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 523 states. [2022-02-20 18:52:58,068 INFO L87 Difference]: Start difference. First operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 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 523 states. [2022-02-20 18:52:58,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:58,095 INFO L93 Difference]: Finished difference Result 523 states and 812 transitions. [2022-02-20 18:52:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 812 transitions. [2022-02-20 18:52:58,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:58,096 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:58,096 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:58,096 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 520 states have (on average 1.5596153846153846) internal successors, (811), 520 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:58,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 811 transitions. [2022-02-20 18:52:58,109 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 811 transitions. Word has length 157 [2022-02-20 18:52:58,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:58,116 INFO L470 AbstractCegarLoop]: Abstraction has 521 states and 811 transitions. [2022-02-20 18:52:58,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:58,116 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 811 transitions. [2022-02-20 18:52:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-20 18:52:58,117 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:58,118 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 18:52:58,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:52:58,118 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:58,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:58,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1375467905, now seen corresponding path program 1 times [2022-02-20 18:52:58,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:58,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680841123] [2022-02-20 18:52:58,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:58,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:52:58,230 INFO L290 TraceCheckUtils]: 0: Hoare triple {5211#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {5211#true} is VALID [2022-02-20 18:52:58,231 INFO L290 TraceCheckUtils]: 1: Hoare triple {5211#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {5211#true} is VALID [2022-02-20 18:52:58,231 INFO L290 TraceCheckUtils]: 2: Hoare triple {5211#true} assume 0 == ~r1~0 % 256; {5211#true} is VALID [2022-02-20 18:52:58,231 INFO L290 TraceCheckUtils]: 3: Hoare triple {5211#true} assume ~id1~0 >= 0; {5211#true} is VALID [2022-02-20 18:52:58,231 INFO L290 TraceCheckUtils]: 4: Hoare triple {5211#true} assume 0 == ~st1~0; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 5: Hoare triple {5211#true} assume ~send1~0 == ~id1~0; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 6: Hoare triple {5211#true} assume 0 == ~mode1~0 % 256; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 7: Hoare triple {5211#true} assume ~id2~0 >= 0; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 8: Hoare triple {5211#true} assume 0 == ~st2~0; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 9: Hoare triple {5211#true} assume ~send2~0 == ~id2~0; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 10: Hoare triple {5211#true} assume 0 == ~mode2~0 % 256; {5211#true} is VALID [2022-02-20 18:52:58,232 INFO L290 TraceCheckUtils]: 11: Hoare triple {5211#true} assume ~id3~0 >= 0; {5211#true} is VALID [2022-02-20 18:52:58,233 INFO L290 TraceCheckUtils]: 12: Hoare triple {5211#true} assume 0 == ~st3~0; {5211#true} is VALID [2022-02-20 18:52:58,233 INFO L290 TraceCheckUtils]: 13: Hoare triple {5211#true} assume ~send3~0 == ~id3~0; {5211#true} is VALID [2022-02-20 18:52:58,233 INFO L290 TraceCheckUtils]: 14: Hoare triple {5211#true} assume 0 == ~mode3~0 % 256; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,234 INFO L290 TraceCheckUtils]: 15: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 >= 0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,234 INFO L290 TraceCheckUtils]: 16: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st4~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,234 INFO L290 TraceCheckUtils]: 17: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send4~0 == ~id4~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,235 INFO L290 TraceCheckUtils]: 18: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode4~0 % 256; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,235 INFO L290 TraceCheckUtils]: 19: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 >= 0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,236 INFO L290 TraceCheckUtils]: 20: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st5~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,237 INFO L290 TraceCheckUtils]: 21: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send5~0 == ~id5~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,238 INFO L290 TraceCheckUtils]: 22: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode5~0 % 256; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,238 INFO L290 TraceCheckUtils]: 23: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id2~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,238 INFO L290 TraceCheckUtils]: 24: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id3~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,239 INFO L290 TraceCheckUtils]: 25: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id4~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,239 INFO L290 TraceCheckUtils]: 26: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id5~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,239 INFO L290 TraceCheckUtils]: 27: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id3~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,240 INFO L290 TraceCheckUtils]: 28: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id4~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,240 INFO L290 TraceCheckUtils]: 29: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id5~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,241 INFO L290 TraceCheckUtils]: 30: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id4~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,241 INFO L290 TraceCheckUtils]: 31: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id5~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,241 INFO L290 TraceCheckUtils]: 32: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,242 INFO L290 TraceCheckUtils]: 33: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,243 INFO L290 TraceCheckUtils]: 34: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,246 INFO L290 TraceCheckUtils]: 35: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,246 INFO L290 TraceCheckUtils]: 36: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send1~0 != ~nomsg~0); {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,246 INFO L290 TraceCheckUtils]: 37: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,247 INFO L290 TraceCheckUtils]: 38: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,247 INFO L290 TraceCheckUtils]: 39: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,248 INFO L290 TraceCheckUtils]: 40: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~4#1; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,248 INFO L290 TraceCheckUtils]: 41: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send2~0 != ~nomsg~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,248 INFO L290 TraceCheckUtils]: 42: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~4#1 := ~send2~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,249 INFO L290 TraceCheckUtils]: 43: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~4#1 % 256 else main_~node2____CPAchecker_TMP_0~4#1 % 256 - 256);~mode2~0 := 1; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,250 INFO L290 TraceCheckUtils]: 44: Hoare triple {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {5213#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 45: Hoare triple {5213#(= (+ (* (- 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; {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 46: Hoare triple {5212#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 47: Hoare triple {5212#false} ~mode3~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 48: Hoare triple {5212#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 49: Hoare triple {5212#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 50: Hoare triple {5212#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,251 INFO L290 TraceCheckUtils]: 51: Hoare triple {5212#false} ~mode4~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,252 INFO L290 TraceCheckUtils]: 52: Hoare triple {5212#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,252 INFO L290 TraceCheckUtils]: 53: Hoare triple {5212#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,252 INFO L290 TraceCheckUtils]: 54: Hoare triple {5212#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,252 INFO L290 TraceCheckUtils]: 55: Hoare triple {5212#false} ~mode5~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,252 INFO L290 TraceCheckUtils]: 56: Hoare triple {5212#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {5212#false} is VALID [2022-02-20 18:52:58,256 INFO L290 TraceCheckUtils]: 57: Hoare triple {5212#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 58: Hoare triple {5212#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 59: Hoare triple {5212#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 60: Hoare triple {5212#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 61: Hoare triple {5212#false} assume !(~send1~0 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 62: Hoare triple {5212#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 63: Hoare triple {5212#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; {5212#false} is VALID [2022-02-20 18:52:58,257 INFO L290 TraceCheckUtils]: 64: Hoare triple {5212#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 65: Hoare triple {5212#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 66: Hoare triple {5212#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 67: Hoare triple {5212#false} ~mode2~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 68: Hoare triple {5212#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 69: Hoare triple {5212#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 70: Hoare triple {5212#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 71: Hoare triple {5212#false} ~mode3~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,258 INFO L290 TraceCheckUtils]: 72: Hoare triple {5212#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 73: Hoare triple {5212#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 74: Hoare triple {5212#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 75: Hoare triple {5212#false} ~mode4~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 76: Hoare triple {5212#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 77: Hoare triple {5212#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 78: Hoare triple {5212#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,259 INFO L290 TraceCheckUtils]: 79: Hoare triple {5212#false} ~mode5~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 80: Hoare triple {5212#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 81: Hoare triple {5212#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 82: Hoare triple {5212#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 83: Hoare triple {5212#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 84: Hoare triple {5212#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 85: Hoare triple {5212#false} assume !(~send1~0 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 86: Hoare triple {5212#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {5212#false} is VALID [2022-02-20 18:52:58,260 INFO L290 TraceCheckUtils]: 87: Hoare triple {5212#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; {5212#false} is VALID [2022-02-20 18:52:58,261 INFO L290 TraceCheckUtils]: 88: Hoare triple {5212#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,261 INFO L290 TraceCheckUtils]: 89: Hoare triple {5212#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {5212#false} is VALID [2022-02-20 18:52:58,261 INFO L290 TraceCheckUtils]: 90: Hoare triple {5212#false} assume ~send2~0 != ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,261 INFO L290 TraceCheckUtils]: 91: Hoare triple {5212#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {5212#false} is VALID [2022-02-20 18:52:58,262 INFO L290 TraceCheckUtils]: 92: Hoare triple {5212#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {5212#false} is VALID [2022-02-20 18:52:58,264 INFO L290 TraceCheckUtils]: 93: Hoare triple {5212#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,264 INFO L290 TraceCheckUtils]: 94: Hoare triple {5212#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,269 INFO L290 TraceCheckUtils]: 95: Hoare triple {5212#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,270 INFO L290 TraceCheckUtils]: 96: Hoare triple {5212#false} ~mode3~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,270 INFO L290 TraceCheckUtils]: 97: Hoare triple {5212#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,273 INFO L290 TraceCheckUtils]: 98: Hoare triple {5212#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,273 INFO L290 TraceCheckUtils]: 99: Hoare triple {5212#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,275 INFO L290 TraceCheckUtils]: 100: Hoare triple {5212#false} ~mode4~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,275 INFO L290 TraceCheckUtils]: 101: Hoare triple {5212#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 102: Hoare triple {5212#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 103: Hoare triple {5212#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 104: Hoare triple {5212#false} ~mode5~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 105: Hoare triple {5212#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 106: Hoare triple {5212#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 107: Hoare triple {5212#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 108: Hoare triple {5212#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,276 INFO L290 TraceCheckUtils]: 109: Hoare triple {5212#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 110: Hoare triple {5212#false} assume !(~send1~0 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 111: Hoare triple {5212#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 112: Hoare triple {5212#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; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 113: Hoare triple {5212#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 114: Hoare triple {5212#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 115: Hoare triple {5212#false} assume ~send2~0 != ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 116: Hoare triple {5212#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~1#1 := ~send2~0; {5212#false} is VALID [2022-02-20 18:52:58,277 INFO L290 TraceCheckUtils]: 117: Hoare triple {5212#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; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 118: Hoare triple {5212#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 119: Hoare triple {5212#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 120: Hoare triple {5212#false} assume !(main_~node3__m3~3#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 121: Hoare triple {5212#false} ~mode3~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 122: Hoare triple {5212#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 123: Hoare triple {5212#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 124: Hoare triple {5212#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,278 INFO L290 TraceCheckUtils]: 125: Hoare triple {5212#false} ~mode4~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,279 INFO L290 TraceCheckUtils]: 126: Hoare triple {5212#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,279 INFO L290 TraceCheckUtils]: 127: Hoare triple {5212#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,279 INFO L290 TraceCheckUtils]: 128: Hoare triple {5212#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,279 INFO L290 TraceCheckUtils]: 129: Hoare triple {5212#false} ~mode5~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,281 INFO L290 TraceCheckUtils]: 130: Hoare triple {5212#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {5212#false} is VALID [2022-02-20 18:52:58,281 INFO L290 TraceCheckUtils]: 131: Hoare triple {5212#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 132: Hoare triple {5212#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 133: Hoare triple {5212#false} assume !(0 == main_~assert__arg~3#1 % 256); {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 134: Hoare triple {5212#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 135: Hoare triple {5212#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 136: Hoare triple {5212#false} assume !(~send1~0 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 137: Hoare triple {5212#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 138: Hoare triple {5212#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; {5212#false} is VALID [2022-02-20 18:52:58,282 INFO L290 TraceCheckUtils]: 139: Hoare triple {5212#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 140: Hoare triple {5212#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 141: Hoare triple {5212#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 142: Hoare triple {5212#false} ~mode2~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 143: Hoare triple {5212#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 144: Hoare triple {5212#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,283 INFO L290 TraceCheckUtils]: 145: Hoare triple {5212#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 146: Hoare triple {5212#false} ~mode3~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 147: Hoare triple {5212#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 148: Hoare triple {5212#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 149: Hoare triple {5212#false} assume !(main_~node4__m4~4#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 150: Hoare triple {5212#false} ~mode4~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 151: Hoare triple {5212#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,284 INFO L290 TraceCheckUtils]: 152: Hoare triple {5212#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 153: Hoare triple {5212#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 154: Hoare triple {5212#false} ~mode5~0 := 0; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 155: Hoare triple {5212#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 156: Hoare triple {5212#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 157: Hoare triple {5212#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 158: Hoare triple {5212#false} assume 0 == main_~assert__arg~4#1 % 256; {5212#false} is VALID [2022-02-20 18:52:58,285 INFO L290 TraceCheckUtils]: 159: Hoare triple {5212#false} assume !false; {5212#false} is VALID [2022-02-20 18:52:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:52:58,287 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:52:58,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680841123] [2022-02-20 18:52:58,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680841123] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:52:58,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:52:58,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:52:58,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998004917] [2022-02-20 18:52:58,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:52:58,290 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 18:52:58,292 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:52:58,293 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 18:52:58,409 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 18:52:58,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:52:58,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:52:58,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:52:58,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:58,411 INFO L87 Difference]: Start difference. First operand 521 states and 811 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 18:52:58,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:58,986 INFO L93 Difference]: Finished difference Result 1322 states and 2090 transitions. [2022-02-20 18:52:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:52:58,987 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 18:52:58,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:52:58,987 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 18:52:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1227 transitions. [2022-02-20 18:52:58,992 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 18:52:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1227 transitions. [2022-02-20 18:52:58,996 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1227 transitions. [2022-02-20 18:52:59,696 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1227 edges. 1227 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:52:59,741 INFO L225 Difference]: With dead ends: 1322 [2022-02-20 18:52:59,742 INFO L226 Difference]: Without dead ends: 859 [2022-02-20 18:52:59,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:52:59,748 INFO L933 BasicCegarLoop]: 493 mSDtfsCounter, 334 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:52:59,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 897 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:52:59,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-02-20 18:52:59,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 857. [2022-02-20 18:52:59,779 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:52:59,780 INFO L82 GeneralOperation]: Start isEquivalent. First operand 859 states. Second operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:59,781 INFO L74 IsIncluded]: Start isIncluded. First operand 859 states. Second operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:59,783 INFO L87 Difference]: Start difference. First operand 859 states. Second operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:59,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:59,836 INFO L93 Difference]: Finished difference Result 859 states and 1342 transitions. [2022-02-20 18:52:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1342 transitions. [2022-02-20 18:52:59,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:59,837 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:59,839 INFO L74 IsIncluded]: Start isIncluded. First operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 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 859 states. [2022-02-20 18:52:59,841 INFO L87 Difference]: Start difference. First operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 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 859 states. [2022-02-20 18:52:59,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:52:59,866 INFO L93 Difference]: Finished difference Result 859 states and 1342 transitions. [2022-02-20 18:52:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1342 transitions. [2022-02-20 18:52:59,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:52:59,868 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:52:59,868 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:52:59,868 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:52:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 856 states have (on average 1.566588785046729) internal successors, (1341), 856 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:52:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1341 transitions. [2022-02-20 18:52:59,903 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1341 transitions. Word has length 160 [2022-02-20 18:52:59,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:52:59,903 INFO L470 AbstractCegarLoop]: Abstraction has 857 states and 1341 transitions. [2022-02-20 18:52:59,903 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 18:52:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1341 transitions. [2022-02-20 18:52:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-02-20 18:52:59,905 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:52:59,906 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] [2022-02-20 18:52:59,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:52:59,906 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:52:59,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:52:59,907 INFO L85 PathProgramCache]: Analyzing trace with hash -401831765, now seen corresponding path program 1 times [2022-02-20 18:52:59,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:52:59,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744679179] [2022-02-20 18:52:59,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:52:59,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:52:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:53:00,010 INFO L290 TraceCheckUtils]: 0: Hoare triple {9946#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {9946#true} is VALID [2022-02-20 18:53:00,010 INFO L290 TraceCheckUtils]: 1: Hoare triple {9946#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {9946#true} is VALID [2022-02-20 18:53:00,010 INFO L290 TraceCheckUtils]: 2: Hoare triple {9946#true} assume 0 == ~r1~0 % 256; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 3: Hoare triple {9946#true} assume ~id1~0 >= 0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 4: Hoare triple {9946#true} assume 0 == ~st1~0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 5: Hoare triple {9946#true} assume ~send1~0 == ~id1~0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 6: Hoare triple {9946#true} assume 0 == ~mode1~0 % 256; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 7: Hoare triple {9946#true} assume ~id2~0 >= 0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 8: Hoare triple {9946#true} assume 0 == ~st2~0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 9: Hoare triple {9946#true} assume ~send2~0 == ~id2~0; {9946#true} is VALID [2022-02-20 18:53:00,011 INFO L290 TraceCheckUtils]: 10: Hoare triple {9946#true} assume 0 == ~mode2~0 % 256; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 11: Hoare triple {9946#true} assume ~id3~0 >= 0; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 12: Hoare triple {9946#true} assume 0 == ~st3~0; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 13: Hoare triple {9946#true} assume ~send3~0 == ~id3~0; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 14: Hoare triple {9946#true} assume 0 == ~mode3~0 % 256; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 15: Hoare triple {9946#true} assume ~id4~0 >= 0; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 16: Hoare triple {9946#true} assume 0 == ~st4~0; {9946#true} is VALID [2022-02-20 18:53:00,012 INFO L290 TraceCheckUtils]: 17: Hoare triple {9946#true} assume ~send4~0 == ~id4~0; {9946#true} is VALID [2022-02-20 18:53:00,013 INFO L290 TraceCheckUtils]: 18: Hoare triple {9946#true} assume 0 == ~mode4~0 % 256; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,013 INFO L290 TraceCheckUtils]: 19: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 >= 0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,014 INFO L290 TraceCheckUtils]: 20: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st5~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,014 INFO L290 TraceCheckUtils]: 21: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send5~0 == ~id5~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,014 INFO L290 TraceCheckUtils]: 22: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode5~0 % 256; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,015 INFO L290 TraceCheckUtils]: 23: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id2~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,015 INFO L290 TraceCheckUtils]: 24: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id3~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,015 INFO L290 TraceCheckUtils]: 25: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id4~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,016 INFO L290 TraceCheckUtils]: 26: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id5~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,016 INFO L290 TraceCheckUtils]: 27: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id3~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,017 INFO L290 TraceCheckUtils]: 28: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id4~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,017 INFO L290 TraceCheckUtils]: 29: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id5~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,017 INFO L290 TraceCheckUtils]: 30: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id4~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,018 INFO L290 TraceCheckUtils]: 31: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id5~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,018 INFO L290 TraceCheckUtils]: 32: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,018 INFO L290 TraceCheckUtils]: 33: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,019 INFO L290 TraceCheckUtils]: 34: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,019 INFO L290 TraceCheckUtils]: 35: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,020 INFO L290 TraceCheckUtils]: 36: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send1~0 != ~nomsg~0); {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,020 INFO L290 TraceCheckUtils]: 37: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,020 INFO L290 TraceCheckUtils]: 38: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,021 INFO L290 TraceCheckUtils]: 39: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,021 INFO L290 TraceCheckUtils]: 40: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~4#1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,022 INFO L290 TraceCheckUtils]: 41: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send2~0 != ~nomsg~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,022 INFO L290 TraceCheckUtils]: 42: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~4#1 := ~send2~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,022 INFO L290 TraceCheckUtils]: 43: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~4#1 % 256 else main_~node2____CPAchecker_TMP_0~4#1 % 256 - 256);~mode2~0 := 1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,023 INFO L290 TraceCheckUtils]: 44: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,023 INFO L290 TraceCheckUtils]: 45: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~4#1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,023 INFO L290 TraceCheckUtils]: 46: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send3~0 != ~nomsg~0); {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,024 INFO L290 TraceCheckUtils]: 47: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node3____CPAchecker_TMP_0~4#1 := ~p3_new~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,024 INFO L290 TraceCheckUtils]: 48: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~4#1 % 256 else main_~node3____CPAchecker_TMP_0~4#1 % 256 - 256);~mode3~0 := 1; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,025 INFO L290 TraceCheckUtils]: 49: Hoare triple {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {9948#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:53:00,025 INFO L290 TraceCheckUtils]: 50: Hoare triple {9948#(= (+ (* (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; {9947#false} is VALID [2022-02-20 18:53:00,025 INFO L290 TraceCheckUtils]: 51: Hoare triple {9947#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,025 INFO L290 TraceCheckUtils]: 52: Hoare triple {9947#false} ~mode4~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,025 INFO L290 TraceCheckUtils]: 53: Hoare triple {9947#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 54: Hoare triple {9947#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 55: Hoare triple {9947#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 56: Hoare triple {9947#false} ~mode5~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 57: Hoare triple {9947#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 58: Hoare triple {9947#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 59: Hoare triple {9947#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 60: Hoare triple {9947#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,026 INFO L290 TraceCheckUtils]: 61: Hoare triple {9947#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 62: Hoare triple {9947#false} assume !(~send1~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 63: Hoare triple {9947#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 64: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 65: Hoare triple {9947#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 66: Hoare triple {9947#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 67: Hoare triple {9947#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 68: Hoare triple {9947#false} ~mode2~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,027 INFO L290 TraceCheckUtils]: 69: Hoare triple {9947#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 70: Hoare triple {9947#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 71: Hoare triple {9947#false} assume !(~send3~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 72: Hoare triple {9947#false} main_~node3____CPAchecker_TMP_0~3#1 := ~p3_new~0; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 73: Hoare triple {9947#false} ~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; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 74: Hoare triple {9947#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 75: Hoare triple {9947#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 76: Hoare triple {9947#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,028 INFO L290 TraceCheckUtils]: 77: Hoare triple {9947#false} ~mode4~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 78: Hoare triple {9947#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 79: Hoare triple {9947#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 80: Hoare triple {9947#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 81: Hoare triple {9947#false} ~mode5~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 82: Hoare triple {9947#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 83: Hoare triple {9947#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 84: Hoare triple {9947#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {9947#false} is VALID [2022-02-20 18:53:00,029 INFO L290 TraceCheckUtils]: 85: Hoare triple {9947#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 86: Hoare triple {9947#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 87: Hoare triple {9947#false} assume !(~send1~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 88: Hoare triple {9947#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 89: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 90: Hoare triple {9947#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 91: Hoare triple {9947#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 92: Hoare triple {9947#false} assume ~send2~0 != ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 93: Hoare triple {9947#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {9947#false} is VALID [2022-02-20 18:53:00,030 INFO L290 TraceCheckUtils]: 94: Hoare triple {9947#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 95: Hoare triple {9947#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 96: Hoare triple {9947#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 97: Hoare triple {9947#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 98: Hoare triple {9947#false} ~mode3~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 99: Hoare triple {9947#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 100: Hoare triple {9947#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 101: Hoare triple {9947#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,031 INFO L290 TraceCheckUtils]: 102: Hoare triple {9947#false} ~mode4~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 103: Hoare triple {9947#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 104: Hoare triple {9947#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 105: Hoare triple {9947#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 106: Hoare triple {9947#false} ~mode5~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 107: Hoare triple {9947#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 108: Hoare triple {9947#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 109: Hoare triple {9947#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 110: Hoare triple {9947#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,032 INFO L290 TraceCheckUtils]: 111: Hoare triple {9947#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 112: Hoare triple {9947#false} assume !(~send1~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 113: Hoare triple {9947#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 114: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 115: Hoare triple {9947#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 116: Hoare triple {9947#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 117: Hoare triple {9947#false} assume ~send2~0 != ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 118: Hoare triple {9947#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~1#1 := ~send2~0; {9947#false} is VALID [2022-02-20 18:53:00,033 INFO L290 TraceCheckUtils]: 119: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 120: Hoare triple {9947#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 121: Hoare triple {9947#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 122: Hoare triple {9947#false} assume !(~send3~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 123: Hoare triple {9947#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 124: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 125: Hoare triple {9947#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 126: Hoare triple {9947#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,034 INFO L290 TraceCheckUtils]: 127: Hoare triple {9947#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 128: Hoare triple {9947#false} ~mode4~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 129: Hoare triple {9947#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 130: Hoare triple {9947#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 131: Hoare triple {9947#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 132: Hoare triple {9947#false} ~mode5~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 133: Hoare triple {9947#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 134: Hoare triple {9947#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 135: Hoare triple {9947#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {9947#false} is VALID [2022-02-20 18:53:00,035 INFO L290 TraceCheckUtils]: 136: Hoare triple {9947#false} assume !(0 == main_~assert__arg~3#1 % 256); {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 137: Hoare triple {9947#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 138: Hoare triple {9947#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 139: Hoare triple {9947#false} assume !(~send1~0 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 140: Hoare triple {9947#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 141: Hoare triple {9947#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; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 142: Hoare triple {9947#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 143: Hoare triple {9947#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,036 INFO L290 TraceCheckUtils]: 144: Hoare triple {9947#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 145: Hoare triple {9947#false} ~mode2~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 146: Hoare triple {9947#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 147: Hoare triple {9947#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 148: Hoare triple {9947#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 149: Hoare triple {9947#false} ~mode3~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 150: Hoare triple {9947#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 151: Hoare triple {9947#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 152: Hoare triple {9947#false} assume !(main_~node4__m4~4#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,037 INFO L290 TraceCheckUtils]: 153: Hoare triple {9947#false} ~mode4~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 154: Hoare triple {9947#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 155: Hoare triple {9947#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 156: Hoare triple {9947#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 157: Hoare triple {9947#false} ~mode5~0 := 0; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 158: Hoare triple {9947#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 159: Hoare triple {9947#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 160: Hoare triple {9947#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 161: Hoare triple {9947#false} assume 0 == main_~assert__arg~4#1 % 256; {9947#false} is VALID [2022-02-20 18:53:00,038 INFO L290 TraceCheckUtils]: 162: Hoare triple {9947#false} assume !false; {9947#false} is VALID [2022-02-20 18:53:00,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:53:00,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:53:00,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744679179] [2022-02-20 18:53:00,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744679179] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:53:00,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:53:00,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:53:00,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105634531] [2022-02-20 18:53:00,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:53:00,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 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 163 [2022-02-20 18:53:00,041 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:53:00,041 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:00,156 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 163 edges. 163 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:00,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:53:00,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:53:00,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:53:00,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:00,158 INFO L87 Difference]: Start difference. First operand 857 states and 1341 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:00,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:00,943 INFO L93 Difference]: Finished difference Result 2240 states and 3538 transitions. [2022-02-20 18:53:00,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:53:00,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 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 163 [2022-02-20 18:53:00,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:53:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1187 transitions. [2022-02-20 18:53:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:00,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1187 transitions. [2022-02-20 18:53:00,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1187 transitions. [2022-02-20 18:53:01,640 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1187 edges. 1187 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:01,718 INFO L225 Difference]: With dead ends: 2240 [2022-02-20 18:53:01,718 INFO L226 Difference]: Without dead ends: 1447 [2022-02-20 18:53:01,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:01,727 INFO L933 BasicCegarLoop]: 597 mSDtfsCounter, 320 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 989 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:53:01,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 989 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:53:01,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2022-02-20 18:53:01,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1445. [2022-02-20 18:53:01,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:53:01,772 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1447 states. Second operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:01,774 INFO L74 IsIncluded]: Start isIncluded. First operand 1447 states. Second operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:01,784 INFO L87 Difference]: Start difference. First operand 1447 states. Second operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:01,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:01,843 INFO L93 Difference]: Finished difference Result 1447 states and 2262 transitions. [2022-02-20 18:53:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2262 transitions. [2022-02-20 18:53:01,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:01,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:01,847 INFO L74 IsIncluded]: Start isIncluded. First operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 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 1447 states. [2022-02-20 18:53:01,849 INFO L87 Difference]: Start difference. First operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 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 1447 states. [2022-02-20 18:53:01,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:01,905 INFO L93 Difference]: Finished difference Result 1447 states and 2262 transitions. [2022-02-20 18:53:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2262 transitions. [2022-02-20 18:53:01,906 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:01,906 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:01,906 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:53:01,906 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:53:01,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1444 states have (on average 1.5657894736842106) internal successors, (2261), 1444 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 2261 transitions. [2022-02-20 18:53:02,013 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 2261 transitions. Word has length 163 [2022-02-20 18:53:02,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:53:02,014 INFO L470 AbstractCegarLoop]: Abstraction has 1445 states and 2261 transitions. [2022-02-20 18:53:02,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2261 transitions. [2022-02-20 18:53:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-02-20 18:53:02,017 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:53:02,018 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 18:53:02,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:53:02,018 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:53:02,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:53:02,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1333810302, now seen corresponding path program 1 times [2022-02-20 18:53:02,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:53:02,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457002774] [2022-02-20 18:53:02,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:53:02,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:53:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:53:02,136 INFO L290 TraceCheckUtils]: 0: Hoare triple {17964#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 1: Hoare triple {17964#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 2: Hoare triple {17964#true} assume 0 == ~r1~0 % 256; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 3: Hoare triple {17964#true} assume ~id1~0 >= 0; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 4: Hoare triple {17964#true} assume 0 == ~st1~0; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 5: Hoare triple {17964#true} assume ~send1~0 == ~id1~0; {17964#true} is VALID [2022-02-20 18:53:02,137 INFO L290 TraceCheckUtils]: 6: Hoare triple {17964#true} assume 0 == ~mode1~0 % 256; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 7: Hoare triple {17964#true} assume ~id2~0 >= 0; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 8: Hoare triple {17964#true} assume 0 == ~st2~0; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 9: Hoare triple {17964#true} assume ~send2~0 == ~id2~0; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 10: Hoare triple {17964#true} assume 0 == ~mode2~0 % 256; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 11: Hoare triple {17964#true} assume ~id3~0 >= 0; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 12: Hoare triple {17964#true} assume 0 == ~st3~0; {17964#true} is VALID [2022-02-20 18:53:02,138 INFO L290 TraceCheckUtils]: 13: Hoare triple {17964#true} assume ~send3~0 == ~id3~0; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 14: Hoare triple {17964#true} assume 0 == ~mode3~0 % 256; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 15: Hoare triple {17964#true} assume ~id4~0 >= 0; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 16: Hoare triple {17964#true} assume 0 == ~st4~0; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 17: Hoare triple {17964#true} assume ~send4~0 == ~id4~0; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 18: Hoare triple {17964#true} assume 0 == ~mode4~0 % 256; {17964#true} is VALID [2022-02-20 18:53:02,139 INFO L290 TraceCheckUtils]: 19: Hoare triple {17964#true} assume ~id5~0 >= 0; {17964#true} is VALID [2022-02-20 18:53:02,140 INFO L290 TraceCheckUtils]: 20: Hoare triple {17964#true} assume 0 == ~st5~0; {17964#true} is VALID [2022-02-20 18:53:02,140 INFO L290 TraceCheckUtils]: 21: Hoare triple {17964#true} assume ~send5~0 == ~id5~0; {17964#true} is VALID [2022-02-20 18:53:02,140 INFO L290 TraceCheckUtils]: 22: Hoare triple {17964#true} assume 0 == ~mode5~0 % 256; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,141 INFO L290 TraceCheckUtils]: 23: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id2~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,141 INFO L290 TraceCheckUtils]: 24: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id3~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,141 INFO L290 TraceCheckUtils]: 25: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id4~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,142 INFO L290 TraceCheckUtils]: 26: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id5~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,142 INFO L290 TraceCheckUtils]: 27: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id3~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,143 INFO L290 TraceCheckUtils]: 28: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id4~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,143 INFO L290 TraceCheckUtils]: 29: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id5~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,144 INFO L290 TraceCheckUtils]: 30: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id4~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,144 INFO L290 TraceCheckUtils]: 31: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id5~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,144 INFO L290 TraceCheckUtils]: 32: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,145 INFO L290 TraceCheckUtils]: 33: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,145 INFO L290 TraceCheckUtils]: 34: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,146 INFO L290 TraceCheckUtils]: 35: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,146 INFO L290 TraceCheckUtils]: 36: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send1~0 != ~nomsg~0); {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,147 INFO L290 TraceCheckUtils]: 37: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,147 INFO L290 TraceCheckUtils]: 38: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,148 INFO L290 TraceCheckUtils]: 39: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,148 INFO L290 TraceCheckUtils]: 40: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~4#1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,148 INFO L290 TraceCheckUtils]: 41: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~send2~0 != ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,149 INFO L290 TraceCheckUtils]: 42: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~4#1 := ~send2~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,149 INFO L290 TraceCheckUtils]: 43: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~4#1 % 256 else main_~node2____CPAchecker_TMP_0~4#1 % 256 - 256);~mode2~0 := 1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,150 INFO L290 TraceCheckUtils]: 44: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,150 INFO L290 TraceCheckUtils]: 45: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~4#1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,151 INFO L290 TraceCheckUtils]: 46: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send3~0 != ~nomsg~0); {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,151 INFO L290 TraceCheckUtils]: 47: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node3____CPAchecker_TMP_0~4#1 := ~p3_new~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,151 INFO L290 TraceCheckUtils]: 48: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~4#1 % 256 else main_~node3____CPAchecker_TMP_0~4#1 % 256 - 256);~mode3~0 := 1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,152 INFO L290 TraceCheckUtils]: 49: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,152 INFO L290 TraceCheckUtils]: 50: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~4#1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,152 INFO L290 TraceCheckUtils]: 51: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send4~0 != ~nomsg~0); {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,153 INFO L290 TraceCheckUtils]: 52: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node4____CPAchecker_TMP_0~4#1 := ~p4_new~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,153 INFO L290 TraceCheckUtils]: 53: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~4#1 % 256 else main_~node4____CPAchecker_TMP_0~4#1 % 256 - 256);~mode4~0 := 1; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,154 INFO L290 TraceCheckUtils]: 54: Hoare triple {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {17966#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:53:02,154 INFO L290 TraceCheckUtils]: 55: Hoare triple {17966#(= (+ (* (- 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; {17965#false} is VALID [2022-02-20 18:53:02,154 INFO L290 TraceCheckUtils]: 56: Hoare triple {17965#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,154 INFO L290 TraceCheckUtils]: 57: Hoare triple {17965#false} ~mode5~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 58: Hoare triple {17965#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 59: Hoare triple {17965#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 60: Hoare triple {17965#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 61: Hoare triple {17965#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 62: Hoare triple {17965#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {17965#false} is VALID [2022-02-20 18:53:02,155 INFO L290 TraceCheckUtils]: 63: Hoare triple {17965#false} assume !(~send1~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 64: Hoare triple {17965#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 65: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 66: Hoare triple {17965#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 67: Hoare triple {17965#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 68: Hoare triple {17965#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 69: Hoare triple {17965#false} ~mode2~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,156 INFO L290 TraceCheckUtils]: 70: Hoare triple {17965#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 71: Hoare triple {17965#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 72: Hoare triple {17965#false} assume !(~send3~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 73: Hoare triple {17965#false} main_~node3____CPAchecker_TMP_0~3#1 := ~p3_new~0; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 74: Hoare triple {17965#false} ~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; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 75: Hoare triple {17965#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 76: Hoare triple {17965#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,157 INFO L290 TraceCheckUtils]: 77: Hoare triple {17965#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 78: Hoare triple {17965#false} ~mode4~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 79: Hoare triple {17965#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 80: Hoare triple {17965#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 81: Hoare triple {17965#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 82: Hoare triple {17965#false} ~mode5~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 83: Hoare triple {17965#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {17965#false} is VALID [2022-02-20 18:53:02,158 INFO L290 TraceCheckUtils]: 84: Hoare triple {17965#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 85: Hoare triple {17965#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 86: Hoare triple {17965#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 87: Hoare triple {17965#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 88: Hoare triple {17965#false} assume !(~send1~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 89: Hoare triple {17965#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 90: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,159 INFO L290 TraceCheckUtils]: 91: Hoare triple {17965#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 92: Hoare triple {17965#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 93: Hoare triple {17965#false} assume ~send2~0 != ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 94: Hoare triple {17965#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 95: Hoare triple {17965#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 96: Hoare triple {17965#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 97: Hoare triple {17965#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,160 INFO L290 TraceCheckUtils]: 98: Hoare triple {17965#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,161 INFO L290 TraceCheckUtils]: 99: Hoare triple {17965#false} ~mode3~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,163 INFO L290 TraceCheckUtils]: 100: Hoare triple {17965#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,163 INFO L290 TraceCheckUtils]: 101: Hoare triple {17965#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {17965#false} is VALID [2022-02-20 18:53:02,163 INFO L290 TraceCheckUtils]: 102: Hoare triple {17965#false} assume ~send4~0 != ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,163 INFO L290 TraceCheckUtils]: 103: Hoare triple {17965#false} assume ~p4_new~0 == ~nomsg~0;main_~node4____CPAchecker_TMP_0~2#1 := ~send4~0; {17965#false} is VALID [2022-02-20 18:53:02,163 INFO L290 TraceCheckUtils]: 104: Hoare triple {17965#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 105: Hoare triple {17965#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 106: Hoare triple {17965#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 107: Hoare triple {17965#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 108: Hoare triple {17965#false} ~mode5~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 109: Hoare triple {17965#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 110: Hoare triple {17965#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {17965#false} is VALID [2022-02-20 18:53:02,164 INFO L290 TraceCheckUtils]: 111: Hoare triple {17965#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 112: Hoare triple {17965#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 113: Hoare triple {17965#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 114: Hoare triple {17965#false} assume !(~send1~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 115: Hoare triple {17965#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 116: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 117: Hoare triple {17965#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,165 INFO L290 TraceCheckUtils]: 118: Hoare triple {17965#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 119: Hoare triple {17965#false} assume ~send2~0 != ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 120: Hoare triple {17965#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~1#1 := ~send2~0; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 121: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 122: Hoare triple {17965#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 123: Hoare triple {17965#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 124: Hoare triple {17965#false} assume !(~send3~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,166 INFO L290 TraceCheckUtils]: 125: Hoare triple {17965#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 126: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 127: Hoare triple {17965#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 128: Hoare triple {17965#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 129: Hoare triple {17965#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 130: Hoare triple {17965#false} ~mode4~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 131: Hoare triple {17965#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,167 INFO L290 TraceCheckUtils]: 132: Hoare triple {17965#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~3#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 133: Hoare triple {17965#false} assume !(main_~node5__m5~3#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 134: Hoare triple {17965#false} ~mode5~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 135: Hoare triple {17965#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 136: Hoare triple {17965#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 137: Hoare triple {17965#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 138: Hoare triple {17965#false} assume !(0 == main_~assert__arg~3#1 % 256); {17965#false} is VALID [2022-02-20 18:53:02,168 INFO L290 TraceCheckUtils]: 139: Hoare triple {17965#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 140: Hoare triple {17965#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 141: Hoare triple {17965#false} assume !(~send1~0 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 142: Hoare triple {17965#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 143: Hoare triple {17965#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; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 144: Hoare triple {17965#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 145: Hoare triple {17965#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 146: Hoare triple {17965#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 147: Hoare triple {17965#false} ~mode2~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,169 INFO L290 TraceCheckUtils]: 148: Hoare triple {17965#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 149: Hoare triple {17965#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 150: Hoare triple {17965#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 151: Hoare triple {17965#false} ~mode3~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 152: Hoare triple {17965#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 153: Hoare triple {17965#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 154: Hoare triple {17965#false} assume ~send4~0 != ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,170 INFO L290 TraceCheckUtils]: 155: Hoare triple {17965#false} assume ~p4_new~0 == ~nomsg~0;main_~node4____CPAchecker_TMP_0~0#1 := ~send4~0; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 156: Hoare triple {17965#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 157: Hoare triple {17965#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 158: Hoare triple {17965#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 159: Hoare triple {17965#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 160: Hoare triple {17965#false} ~mode5~0 := 0; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 161: Hoare triple {17965#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {17965#false} is VALID [2022-02-20 18:53:02,171 INFO L290 TraceCheckUtils]: 162: Hoare triple {17965#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {17965#false} is VALID [2022-02-20 18:53:02,172 INFO L290 TraceCheckUtils]: 163: Hoare triple {17965#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {17965#false} is VALID [2022-02-20 18:53:02,172 INFO L290 TraceCheckUtils]: 164: Hoare triple {17965#false} assume 0 == main_~assert__arg~4#1 % 256; {17965#false} is VALID [2022-02-20 18:53:02,172 INFO L290 TraceCheckUtils]: 165: Hoare triple {17965#false} assume !false; {17965#false} is VALID [2022-02-20 18:53:02,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:53:02,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:53:02,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457002774] [2022-02-20 18:53:02,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457002774] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:53:02,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:53:02,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:53:02,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579101873] [2022-02-20 18:53:02,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:53:02,174 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 18:53:02,174 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:53:02,175 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 18:53:02,288 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 18:53:02,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:53:02,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:53:02,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:53:02,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:02,289 INFO L87 Difference]: Start difference. First operand 1445 states and 2261 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 18:53:03,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:03,370 INFO L93 Difference]: Finished difference Result 3826 states and 6014 transitions. [2022-02-20 18:53:03,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:53:03,371 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 18:53:03,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:53:03,371 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 18:53:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1147 transitions. [2022-02-20 18:53:03,374 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 18:53:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1147 transitions. [2022-02-20 18:53:03,377 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1147 transitions. [2022-02-20 18:53:04,045 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1147 edges. 1147 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:04,281 INFO L225 Difference]: With dead ends: 3826 [2022-02-20 18:53:04,281 INFO L226 Difference]: Without dead ends: 2451 [2022-02-20 18:53:04,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:53:04,283 INFO L933 BasicCegarLoop]: 477 mSDtfsCounter, 308 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:53:04,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 857 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:53:04,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2451 states. [2022-02-20 18:53:04,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2451 to 2449. [2022-02-20 18:53:04,383 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:53:04,387 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2451 states. Second operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:04,390 INFO L74 IsIncluded]: Start isIncluded. First operand 2451 states. Second operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:04,393 INFO L87 Difference]: Start difference. First operand 2451 states. Second operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:04,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:04,551 INFO L93 Difference]: Finished difference Result 2451 states and 3814 transitions. [2022-02-20 18:53:04,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 3814 transitions. [2022-02-20 18:53:04,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:04,554 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:04,558 INFO L74 IsIncluded]: Start isIncluded. First operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 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 2451 states. [2022-02-20 18:53:04,560 INFO L87 Difference]: Start difference. First operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 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 2451 states. [2022-02-20 18:53:04,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:04,720 INFO L93 Difference]: Finished difference Result 2451 states and 3814 transitions. [2022-02-20 18:53:04,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 3814 transitions. [2022-02-20 18:53:04,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:53:04,723 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:53:04,723 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:53:04,723 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:53:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2449 states, 2448 states have (on average 1.5575980392156863) internal successors, (3813), 2448 states have internal predecessors, (3813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2449 states and 3813 transitions. [2022-02-20 18:53:04,967 INFO L78 Accepts]: Start accepts. Automaton has 2449 states and 3813 transitions. Word has length 166 [2022-02-20 18:53:04,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:53:04,968 INFO L470 AbstractCegarLoop]: Abstraction has 2449 states and 3813 transitions. [2022-02-20 18:53:04,968 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 18:53:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 3813 transitions. [2022-02-20 18:53:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-02-20 18:53:04,971 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:53:04,972 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, 1] [2022-02-20 18:53:04,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:53:04,972 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:53:04,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:53:04,972 INFO L85 PathProgramCache]: Analyzing trace with hash -109197312, now seen corresponding path program 1 times [2022-02-20 18:53:04,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:53:04,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296467973] [2022-02-20 18:53:04,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:53:04,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:53:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:53:05,046 INFO L290 TraceCheckUtils]: 0: Hoare triple {31618#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(50, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~__return_1436~0 := 0;~__return_1543~0 := 0;~__return_1642~0 := 0;~__return_1741~0 := 0;~__return_1840~0 := 0;~__return_1939~0 := 0; {31618#true} is VALID [2022-02-20 18:53:05,046 INFO L290 TraceCheckUtils]: 1: Hoare triple {31618#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_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~4#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~4#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~4#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~3#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~3#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~3#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~3#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node5____CPAchecker_TMP_0~3#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~3#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node5____CPAchecker_TMP_0~4#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~4#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~4#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;havoc main_~init__tmp~0#1; {31618#true} is VALID [2022-02-20 18:53:05,046 INFO L290 TraceCheckUtils]: 2: Hoare triple {31618#true} assume 0 == ~r1~0 % 256; {31618#true} is VALID [2022-02-20 18:53:05,046 INFO L290 TraceCheckUtils]: 3: Hoare triple {31618#true} assume ~id1~0 >= 0; {31618#true} is VALID [2022-02-20 18:53:05,047 INFO L290 TraceCheckUtils]: 4: Hoare triple {31618#true} assume 0 == ~st1~0; {31620#(<= ~st1~0 0)} is VALID [2022-02-20 18:53:05,047 INFO L290 TraceCheckUtils]: 5: Hoare triple {31620#(<= ~st1~0 0)} assume ~send1~0 == ~id1~0; {31620#(<= ~st1~0 0)} is VALID [2022-02-20 18:53:05,047 INFO L290 TraceCheckUtils]: 6: Hoare triple {31620#(<= ~st1~0 0)} assume 0 == ~mode1~0 % 256; {31620#(<= ~st1~0 0)} is VALID [2022-02-20 18:53:05,047 INFO L290 TraceCheckUtils]: 7: Hoare triple {31620#(<= ~st1~0 0)} assume ~id2~0 >= 0; {31620#(<= ~st1~0 0)} is VALID [2022-02-20 18:53:05,048 INFO L290 TraceCheckUtils]: 8: Hoare triple {31620#(<= ~st1~0 0)} assume 0 == ~st2~0; {31621#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,048 INFO L290 TraceCheckUtils]: 9: Hoare triple {31621#(<= (+ ~st2~0 ~st1~0) 0)} assume ~send2~0 == ~id2~0; {31621#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,048 INFO L290 TraceCheckUtils]: 10: Hoare triple {31621#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {31621#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,049 INFO L290 TraceCheckUtils]: 11: Hoare triple {31621#(<= (+ ~st2~0 ~st1~0) 0)} assume ~id3~0 >= 0; {31621#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,049 INFO L290 TraceCheckUtils]: 12: Hoare triple {31621#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,049 INFO L290 TraceCheckUtils]: 13: Hoare triple {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send3~0 == ~id3~0; {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,050 INFO L290 TraceCheckUtils]: 14: Hoare triple {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,050 INFO L290 TraceCheckUtils]: 15: Hoare triple {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 >= 0; {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,050 INFO L290 TraceCheckUtils]: 16: Hoare triple {31622#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,050 INFO L290 TraceCheckUtils]: 17: Hoare triple {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send4~0 == ~id4~0; {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,051 INFO L290 TraceCheckUtils]: 18: Hoare triple {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,051 INFO L290 TraceCheckUtils]: 19: Hoare triple {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id5~0 >= 0; {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,051 INFO L290 TraceCheckUtils]: 20: Hoare triple {31623#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st5~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,052 INFO L290 TraceCheckUtils]: 21: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send5~0 == ~id5~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,052 INFO L290 TraceCheckUtils]: 22: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode5~0 % 256; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,052 INFO L290 TraceCheckUtils]: 23: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id2~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,053 INFO L290 TraceCheckUtils]: 24: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id3~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,053 INFO L290 TraceCheckUtils]: 25: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id4~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,053 INFO L290 TraceCheckUtils]: 26: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id1~0 != ~id5~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,054 INFO L290 TraceCheckUtils]: 27: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id3~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,054 INFO L290 TraceCheckUtils]: 28: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id4~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,054 INFO L290 TraceCheckUtils]: 29: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id2~0 != ~id5~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,055 INFO L290 TraceCheckUtils]: 30: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id3~0 != ~id4~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,055 INFO L290 TraceCheckUtils]: 31: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id3~0 != ~id5~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,055 INFO L290 TraceCheckUtils]: 32: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 != ~id5~0;main_~init__tmp~0#1 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,056 INFO L290 TraceCheckUtils]: 33: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~__return_1436~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1436~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,056 INFO L290 TraceCheckUtils]: 34: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,056 INFO L290 TraceCheckUtils]: 35: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~4#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,057 INFO L290 TraceCheckUtils]: 36: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send1~0 != ~nomsg~0); {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,057 INFO L290 TraceCheckUtils]: 37: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node1____CPAchecker_TMP_0~4#1 := ~p1_new~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,057 INFO L290 TraceCheckUtils]: 38: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~4#1 % 256 else main_~node1____CPAchecker_TMP_0~4#1 % 256 - 256);~mode1~0 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,058 INFO L290 TraceCheckUtils]: 39: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,058 INFO L290 TraceCheckUtils]: 40: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~4#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,058 INFO L290 TraceCheckUtils]: 41: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send2~0 != ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,059 INFO L290 TraceCheckUtils]: 42: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~4#1 := ~send2~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,059 INFO L290 TraceCheckUtils]: 43: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~4#1 % 256 else main_~node2____CPAchecker_TMP_0~4#1 % 256 - 256);~mode2~0 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,059 INFO L290 TraceCheckUtils]: 44: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,060 INFO L290 TraceCheckUtils]: 45: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~4#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,063 INFO L290 TraceCheckUtils]: 46: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send3~0 != ~nomsg~0); {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,063 INFO L290 TraceCheckUtils]: 47: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node3____CPAchecker_TMP_0~4#1 := ~p3_new~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,063 INFO L290 TraceCheckUtils]: 48: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~4#1 % 256 else main_~node3____CPAchecker_TMP_0~4#1 % 256 - 256);~mode3~0 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,064 INFO L290 TraceCheckUtils]: 49: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,064 INFO L290 TraceCheckUtils]: 50: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~4#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,064 INFO L290 TraceCheckUtils]: 51: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send4~0 != ~nomsg~0); {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,065 INFO L290 TraceCheckUtils]: 52: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node4____CPAchecker_TMP_0~4#1 := ~p4_new~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,065 INFO L290 TraceCheckUtils]: 53: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~4#1 % 256 else main_~node4____CPAchecker_TMP_0~4#1 % 256 - 256);~mode4~0 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,065 INFO L290 TraceCheckUtils]: 54: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,066 INFO L290 TraceCheckUtils]: 55: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~4#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,067 INFO L290 TraceCheckUtils]: 56: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~send5~0 != ~nomsg~0); {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,067 INFO L290 TraceCheckUtils]: 57: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} main_~node5____CPAchecker_TMP_0~4#1 := ~p5_new~0; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,067 INFO L290 TraceCheckUtils]: 58: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~4#1 % 256 else main_~node5____CPAchecker_TMP_0~4#1 % 256 - 256);~mode5~0 := 1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,068 INFO L290 TraceCheckUtils]: 59: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:53:05,068 INFO L290 TraceCheckUtils]: 60: Hoare triple {31624#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~0#1 := 0; {31619#false} is VALID [2022-02-20 18:53:05,068 INFO L290 TraceCheckUtils]: 61: Hoare triple {31619#false} ~__return_1543~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1543~0;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; {31619#false} is VALID [2022-02-20 18:53:05,068 INFO L290 TraceCheckUtils]: 62: Hoare triple {31619#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,068 INFO L290 TraceCheckUtils]: 63: Hoare triple {31619#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~3#1; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 64: Hoare triple {31619#false} assume !(~send1~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 65: Hoare triple {31619#false} main_~node1____CPAchecker_TMP_0~3#1 := ~p1_new~0; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 66: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 67: Hoare triple {31619#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 68: Hoare triple {31619#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 69: Hoare triple {31619#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 70: Hoare triple {31619#false} ~mode2~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 71: Hoare triple {31619#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,069 INFO L290 TraceCheckUtils]: 72: Hoare triple {31619#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~3#1; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 73: Hoare triple {31619#false} assume !(~send3~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 74: Hoare triple {31619#false} main_~node3____CPAchecker_TMP_0~3#1 := ~p3_new~0; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 75: Hoare triple {31619#false} ~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; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 76: Hoare triple {31619#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 77: Hoare triple {31619#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 78: Hoare triple {31619#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 79: Hoare triple {31619#false} ~mode4~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 80: Hoare triple {31619#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,070 INFO L290 TraceCheckUtils]: 81: Hoare triple {31619#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~3#1; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 82: Hoare triple {31619#false} assume !(~send5~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 83: Hoare triple {31619#false} main_~node5____CPAchecker_TMP_0~3#1 := ~p5_new~0; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 84: Hoare triple {31619#false} ~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; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 85: Hoare triple {31619#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 86: Hoare triple {31619#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~1#1 := 0; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 87: Hoare triple {31619#false} ~__return_1642~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1642~0;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; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 88: Hoare triple {31619#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 89: Hoare triple {31619#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {31619#false} is VALID [2022-02-20 18:53:05,071 INFO L290 TraceCheckUtils]: 90: Hoare triple {31619#false} assume !(~send1~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 91: Hoare triple {31619#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 92: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 93: Hoare triple {31619#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 94: Hoare triple {31619#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 95: Hoare triple {31619#false} assume ~send2~0 != ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 96: Hoare triple {31619#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 97: Hoare triple {31619#false} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 98: Hoare triple {31619#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,072 INFO L290 TraceCheckUtils]: 99: Hoare triple {31619#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 100: Hoare triple {31619#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 101: Hoare triple {31619#false} ~mode3~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 102: Hoare triple {31619#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 103: Hoare triple {31619#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 104: Hoare triple {31619#false} assume ~send4~0 != ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 105: Hoare triple {31619#false} assume ~p4_new~0 == ~nomsg~0;main_~node4____CPAchecker_TMP_0~2#1 := ~send4~0; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 106: Hoare triple {31619#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {31619#false} is VALID [2022-02-20 18:53:05,073 INFO L290 TraceCheckUtils]: 107: Hoare triple {31619#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 108: Hoare triple {31619#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 109: Hoare triple {31619#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 110: Hoare triple {31619#false} ~mode5~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 111: Hoare triple {31619#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 112: Hoare triple {31619#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~2#1 := 0; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 113: Hoare triple {31619#false} ~__return_1741~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1741~0;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; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 114: Hoare triple {31619#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 115: Hoare triple {31619#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {31619#false} is VALID [2022-02-20 18:53:05,074 INFO L290 TraceCheckUtils]: 116: Hoare triple {31619#false} assume !(~send1~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 117: Hoare triple {31619#false} main_~node1____CPAchecker_TMP_0~1#1 := ~p1_new~0; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 118: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 119: Hoare triple {31619#false} havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 120: Hoare triple {31619#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 121: Hoare triple {31619#false} assume ~send2~0 != ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 122: Hoare triple {31619#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~1#1 := ~send2~0; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 123: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 124: Hoare triple {31619#false} havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,075 INFO L290 TraceCheckUtils]: 125: Hoare triple {31619#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 126: Hoare triple {31619#false} assume !(~send3~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 127: Hoare triple {31619#false} main_~node3____CPAchecker_TMP_0~1#1 := ~p3_new~0; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 128: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 129: Hoare triple {31619#false} havoc main_~node4__m4~3#1;main_~node4__m4~3#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 130: Hoare triple {31619#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 131: Hoare triple {31619#false} assume !(main_~node4__m4~3#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 132: Hoare triple {31619#false} ~mode4~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 133: Hoare triple {31619#false} havoc main_~node5__m5~3#1;main_~node5__m5~3#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,076 INFO L290 TraceCheckUtils]: 134: Hoare triple {31619#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 135: Hoare triple {31619#false} assume !(~send5~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 136: Hoare triple {31619#false} main_~node5____CPAchecker_TMP_0~1#1 := ~p5_new~0; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 137: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 138: Hoare triple {31619#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 139: Hoare triple {31619#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~3#1 := 0; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 140: Hoare triple {31619#false} ~__return_1840~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_1840~0;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; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 141: Hoare triple {31619#false} assume !(0 == main_~assert__arg~3#1 % 256); {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 142: Hoare triple {31619#false} havoc main_~node1__m1~4#1;main_~node1__m1~4#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,077 INFO L290 TraceCheckUtils]: 143: Hoare triple {31619#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 144: Hoare triple {31619#false} assume !(~send1~0 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 145: Hoare triple {31619#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 146: Hoare triple {31619#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; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 147: Hoare triple {31619#false} havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 148: Hoare triple {31619#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~4#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 149: Hoare triple {31619#false} assume !(main_~node2__m2~4#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 150: Hoare triple {31619#false} ~mode2~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,078 INFO L290 TraceCheckUtils]: 151: Hoare triple {31619#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 152: Hoare triple {31619#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 153: Hoare triple {31619#false} assume !(main_~node3__m3~4#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 154: Hoare triple {31619#false} ~mode3~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 155: Hoare triple {31619#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 156: Hoare triple {31619#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 157: Hoare triple {31619#false} assume ~send4~0 != ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 158: Hoare triple {31619#false} assume ~p4_new~0 == ~nomsg~0;main_~node4____CPAchecker_TMP_0~0#1 := ~send4~0; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 159: Hoare triple {31619#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {31619#false} is VALID [2022-02-20 18:53:05,079 INFO L290 TraceCheckUtils]: 160: Hoare triple {31619#false} havoc main_~node5__m5~4#1;main_~node5__m5~4#1 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 161: Hoare triple {31619#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~4#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 162: Hoare triple {31619#false} assume !(main_~node5__m5~4#1 != ~nomsg~0); {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 163: Hoare triple {31619#false} ~mode5~0 := 0; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 164: Hoare triple {31619#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc main_~check__tmp~4#1; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 165: Hoare triple {31619#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);main_~check__tmp~4#1 := 0; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 166: Hoare triple {31619#false} ~__return_1939~0 := main_~check__tmp~4#1;main_~main__c1~0#1 := ~__return_1939~0;havoc main_~__tmp_5~0#1;main_~__tmp_5~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~4#1;main_~assert__arg~4#1 := main_~__tmp_5~0#1; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 167: Hoare triple {31619#false} assume 0 == main_~assert__arg~4#1 % 256; {31619#false} is VALID [2022-02-20 18:53:05,080 INFO L290 TraceCheckUtils]: 168: Hoare triple {31619#false} assume !false; {31619#false} is VALID [2022-02-20 18:53:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:53:05,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:53:05,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296467973] [2022-02-20 18:53:05,081 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296467973] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:53:05,081 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:53:05,081 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 18:53:05,081 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295214844] [2022-02-20 18:53:05,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:53:05,082 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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 169 [2022-02-20 18:53:05,082 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:53:05,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:05,181 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:05,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 18:53:05,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:53:05,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 18:53:05,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:53:05,183 INFO L87 Difference]: Start difference. First operand 2449 states and 3813 transitions. Second operand has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:38,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:53:38,531 INFO L93 Difference]: Finished difference Result 22976 states and 35818 transitions. [2022-02-20 18:53:38,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 18:53:38,531 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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 169 [2022-02-20 18:53:38,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:53:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:38,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3818 transitions. [2022-02-20 18:53:38,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:38,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3818 transitions. [2022-02-20 18:53:38,556 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 3818 transitions. [2022-02-20 18:53:40,537 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3818 edges. 3818 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:53:56,754 INFO L225 Difference]: With dead ends: 22976 [2022-02-20 18:53:56,754 INFO L226 Difference]: Without dead ends: 20603 [2022-02-20 18:53:56,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2022-02-20 18:53:56,761 INFO L933 BasicCegarLoop]: 1654 mSDtfsCounter, 3286 mSDsluCounter, 7225 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3286 SdHoareTripleChecker+Valid, 8879 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 18:53:56,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3286 Valid, 8879 Invalid, 841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 818 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 18:53:56,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20603 states. [2022-02-20 18:53:59,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20603 to 4851. [2022-02-20 18:53:59,779 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:53:59,785 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20603 states. Second operand has 4851 states, 4850 states have (on average 1.534639175257732) internal successors, (7443), 4850 states have internal predecessors, (7443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:59,789 INFO L74 IsIncluded]: Start isIncluded. First operand 20603 states. Second operand has 4851 states, 4850 states have (on average 1.534639175257732) internal successors, (7443), 4850 states have internal predecessors, (7443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:53:59,793 INFO L87 Difference]: Start difference. First operand 20603 states. Second operand has 4851 states, 4850 states have (on average 1.534639175257732) internal successors, (7443), 4850 states have internal predecessors, (7443), 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)