./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-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 bfae9982cbfcfc5b22127da3f7d6677e3eac54b1fbca7af42ac502541c03eb9a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:59:50,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:59:50,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:59:50,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:59:50,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:59:50,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:59:50,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:59:50,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:59:50,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:59:50,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:59:50,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:59:50,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:59:50,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:59:50,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:59:50,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:59:50,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:59:50,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:59:50,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:59:50,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:59:50,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:59:50,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:59:50,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:59:50,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:59:50,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:59:50,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:59:50,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:59:50,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:59:50,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:59:50,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:59:50,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:59:50,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:59:50,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:59:50,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:59:50,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:59:50,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:59:50,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:59:50,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:59:50,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:59:50,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:59:50,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:59:50,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:59:50,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:59:50,614 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:59:50,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:59:50,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:59:50,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:59:50,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:59:50,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:59:50,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:59:50,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:59:50,619 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:59:50,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:59:50,620 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:59:50,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:59:50,622 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:59:50,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:59:50,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:59:50,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:59:50,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:59:50,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:59:50,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:59:50,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:59:50,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:59:50,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:59:50,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:59:50,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:59:50,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:59:50,625 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:59:50,625 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:59:50,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:59:50,625 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfae9982cbfcfc5b22127da3f7d6677e3eac54b1fbca7af42ac502541c03eb9a [2022-02-20 18:59:50,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:59:50,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:59:50,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:59:50,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:59:50,906 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:59:50,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:59:50,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c53b5d0/69f06d275d9549dfb2b9f39f2ce1c9c0/FLAGd87203b84 [2022-02-20 18:59:51,443 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:59:51,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:59:51,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c53b5d0/69f06d275d9549dfb2b9f39f2ce1c9c0/FLAGd87203b84 [2022-02-20 18:59:51,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c53b5d0/69f06d275d9549dfb2b9f39f2ce1c9c0 [2022-02-20 18:59:51,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:59:51,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:59:51,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:59:51,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:59:51,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:59:51,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:59:51" (1/1) ... [2022-02-20 18:59:51,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36831b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:51, skipping insertion in model container [2022-02-20 18:59:51,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:59:51" (1/1) ... [2022-02-20 18:59:51,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:59:51,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:59:51,845 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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[13674,13687] [2022-02-20 18:59:51,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:59:51,965 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:59:52,066 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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[13674,13687] [2022-02-20 18:59:52,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:59:52,141 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:59:52,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52 WrapperNode [2022-02-20 18:59:52,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:59:52,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:59:52,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:59:52,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:59:52,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,260 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1364 [2022-02-20 18:59:52,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:59:52,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:59:52,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:59:52,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:59:52,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:59:52,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:59:52,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:59:52,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:59:52,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (1/1) ... [2022-02-20 18:59:52,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:59:52,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:59:52,392 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 18:59:52,409 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 18:59:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:59:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:59:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:59:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:59:52,632 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:59:52,633 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:59:53,645 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:59:53,653 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:59:53,654 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:59:53,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:59:53 BoogieIcfgContainer [2022-02-20 18:59:53,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:59:53,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:59:53,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:59:53,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:59:53,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:59:51" (1/3) ... [2022-02-20 18:59:53,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@412df079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:59:53, skipping insertion in model container [2022-02-20 18:59:53,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:52" (2/3) ... [2022-02-20 18:59:53,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@412df079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:59:53, skipping insertion in model container [2022-02-20 18:59:53,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:59:53" (3/3) ... [2022-02-20 18:59:53,662 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:59:53,667 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:59:53,667 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:59:53,704 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:59:53,710 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 18:59:53,710 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:59:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 342 states, 340 states have (on average 1.7970588235294118) internal successors, (611), 341 states have internal predecessors, (611), 0 states have call successors, (0), 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 18:59:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-02-20 18:59:53,745 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:53,746 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] [2022-02-20 18:59:53,746 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:53,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:53,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1594884720, now seen corresponding path program 1 times [2022-02-20 18:59:53,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:53,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635201769] [2022-02-20 18:59:53,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:53,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:54,233 INFO L290 TraceCheckUtils]: 0: Hoare triple {345#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {345#true} is VALID [2022-02-20 18:59:54,234 INFO L290 TraceCheckUtils]: 1: Hoare triple {345#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {345#true} is VALID [2022-02-20 18:59:54,235 INFO L290 TraceCheckUtils]: 2: Hoare triple {345#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,235 INFO L290 TraceCheckUtils]: 3: Hoare triple {345#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,236 INFO L290 TraceCheckUtils]: 4: Hoare triple {345#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,236 INFO L290 TraceCheckUtils]: 5: Hoare triple {345#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,236 INFO L290 TraceCheckUtils]: 6: Hoare triple {345#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,237 INFO L290 TraceCheckUtils]: 7: Hoare triple {345#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,237 INFO L290 TraceCheckUtils]: 8: Hoare triple {345#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,237 INFO L290 TraceCheckUtils]: 9: Hoare triple {345#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,238 INFO L290 TraceCheckUtils]: 10: Hoare triple {345#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,238 INFO L290 TraceCheckUtils]: 11: Hoare triple {345#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,238 INFO L290 TraceCheckUtils]: 12: Hoare triple {345#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,239 INFO L290 TraceCheckUtils]: 13: Hoare triple {345#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,239 INFO L290 TraceCheckUtils]: 14: Hoare triple {345#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,239 INFO L290 TraceCheckUtils]: 15: Hoare triple {345#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,240 INFO L290 TraceCheckUtils]: 16: Hoare triple {345#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,240 INFO L290 TraceCheckUtils]: 17: Hoare triple {345#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,240 INFO L290 TraceCheckUtils]: 18: Hoare triple {345#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,241 INFO L290 TraceCheckUtils]: 19: Hoare triple {345#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,241 INFO L290 TraceCheckUtils]: 20: Hoare triple {345#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,241 INFO L290 TraceCheckUtils]: 21: Hoare triple {345#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,242 INFO L290 TraceCheckUtils]: 22: Hoare triple {345#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,242 INFO L290 TraceCheckUtils]: 23: Hoare triple {345#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,242 INFO L290 TraceCheckUtils]: 24: Hoare triple {345#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,243 INFO L290 TraceCheckUtils]: 25: Hoare triple {345#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,243 INFO L290 TraceCheckUtils]: 26: Hoare triple {345#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,243 INFO L290 TraceCheckUtils]: 27: Hoare triple {345#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,244 INFO L290 TraceCheckUtils]: 28: Hoare triple {345#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,244 INFO L290 TraceCheckUtils]: 29: Hoare triple {345#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,244 INFO L290 TraceCheckUtils]: 30: Hoare triple {345#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,245 INFO L290 TraceCheckUtils]: 31: Hoare triple {345#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,245 INFO L290 TraceCheckUtils]: 32: Hoare triple {345#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,245 INFO L290 TraceCheckUtils]: 33: Hoare triple {345#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,246 INFO L290 TraceCheckUtils]: 34: Hoare triple {345#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,246 INFO L290 TraceCheckUtils]: 35: Hoare triple {345#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,246 INFO L290 TraceCheckUtils]: 36: Hoare triple {345#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,247 INFO L290 TraceCheckUtils]: 37: Hoare triple {345#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,247 INFO L290 TraceCheckUtils]: 38: Hoare triple {345#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,247 INFO L290 TraceCheckUtils]: 39: Hoare triple {345#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,247 INFO L290 TraceCheckUtils]: 40: Hoare triple {345#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,248 INFO L290 TraceCheckUtils]: 41: Hoare triple {345#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,248 INFO L290 TraceCheckUtils]: 42: Hoare triple {345#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,248 INFO L290 TraceCheckUtils]: 43: Hoare triple {345#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,249 INFO L290 TraceCheckUtils]: 44: Hoare triple {345#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,249 INFO L290 TraceCheckUtils]: 45: Hoare triple {345#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,249 INFO L290 TraceCheckUtils]: 46: Hoare triple {345#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,249 INFO L290 TraceCheckUtils]: 47: Hoare triple {345#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,250 INFO L290 TraceCheckUtils]: 48: Hoare triple {345#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {345#true} is VALID [2022-02-20 18:59:54,250 INFO L290 TraceCheckUtils]: 49: Hoare triple {345#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {345#true} is VALID [2022-02-20 18:59:54,250 INFO L290 TraceCheckUtils]: 50: Hoare triple {345#true} assume ~id1~0 != ~id2~0; {345#true} is VALID [2022-02-20 18:59:54,250 INFO L290 TraceCheckUtils]: 51: Hoare triple {345#true} assume ~id1~0 != ~id3~0; {345#true} is VALID [2022-02-20 18:59:54,251 INFO L290 TraceCheckUtils]: 52: Hoare triple {345#true} assume ~id1~0 != ~id4~0; {345#true} is VALID [2022-02-20 18:59:54,251 INFO L290 TraceCheckUtils]: 53: Hoare triple {345#true} assume ~id2~0 != ~id3~0; {345#true} is VALID [2022-02-20 18:59:54,251 INFO L290 TraceCheckUtils]: 54: Hoare triple {345#true} assume ~id2~0 != ~id4~0; {345#true} is VALID [2022-02-20 18:59:54,252 INFO L290 TraceCheckUtils]: 55: Hoare triple {345#true} assume ~id3~0 != ~id4~0; {345#true} is VALID [2022-02-20 18:59:54,252 INFO L290 TraceCheckUtils]: 56: Hoare triple {345#true} assume ~id1~0 >= 0; {345#true} is VALID [2022-02-20 18:59:54,252 INFO L290 TraceCheckUtils]: 57: Hoare triple {345#true} assume ~id2~0 >= 0; {345#true} is VALID [2022-02-20 18:59:54,252 INFO L290 TraceCheckUtils]: 58: Hoare triple {345#true} assume ~id3~0 >= 0; {345#true} is VALID [2022-02-20 18:59:54,253 INFO L290 TraceCheckUtils]: 59: Hoare triple {345#true} assume ~id4~0 >= 0; {345#true} is VALID [2022-02-20 18:59:54,253 INFO L290 TraceCheckUtils]: 60: Hoare triple {345#true} assume 0 == ~r1~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,254 INFO L290 TraceCheckUtils]: 61: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~r2~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,255 INFO L290 TraceCheckUtils]: 62: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~r3~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,255 INFO L290 TraceCheckUtils]: 63: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~r4~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,256 INFO L290 TraceCheckUtils]: 64: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r123~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,256 INFO L290 TraceCheckUtils]: 65: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r133~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,257 INFO L290 TraceCheckUtils]: 66: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r143~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,257 INFO L290 TraceCheckUtils]: 67: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r213~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,258 INFO L290 TraceCheckUtils]: 68: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r233~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,258 INFO L290 TraceCheckUtils]: 69: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r243~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,259 INFO L290 TraceCheckUtils]: 70: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r313~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,259 INFO L290 TraceCheckUtils]: 71: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r323~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,260 INFO L290 TraceCheckUtils]: 72: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r343~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,260 INFO L290 TraceCheckUtils]: 73: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r413~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,261 INFO L290 TraceCheckUtils]: 74: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r423~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,261 INFO L290 TraceCheckUtils]: 75: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == main_~init__r433~0#1 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,262 INFO L290 TraceCheckUtils]: 76: Hoare triple {347#(<= ~r1~0 0)} assume ~max1~0 == ~id1~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,262 INFO L290 TraceCheckUtils]: 77: Hoare triple {347#(<= ~r1~0 0)} assume ~max2~0 == ~id2~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,263 INFO L290 TraceCheckUtils]: 78: Hoare triple {347#(<= ~r1~0 0)} assume ~max3~0 == ~id3~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,263 INFO L290 TraceCheckUtils]: 79: Hoare triple {347#(<= ~r1~0 0)} assume ~max4~0 == ~id4~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,264 INFO L290 TraceCheckUtils]: 80: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~st1~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,264 INFO L290 TraceCheckUtils]: 81: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~st2~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,265 INFO L290 TraceCheckUtils]: 82: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~st3~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,269 INFO L290 TraceCheckUtils]: 83: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~st4~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,270 INFO L290 TraceCheckUtils]: 84: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~nl1~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,270 INFO L290 TraceCheckUtils]: 85: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~nl2~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,271 INFO L290 TraceCheckUtils]: 86: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~nl3~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,271 INFO L290 TraceCheckUtils]: 87: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~nl4~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,272 INFO L290 TraceCheckUtils]: 88: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~mode1~0 % 256; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,272 INFO L290 TraceCheckUtils]: 89: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~mode2~0 % 256; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,273 INFO L290 TraceCheckUtils]: 90: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~mode3~0 % 256; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,273 INFO L290 TraceCheckUtils]: 91: Hoare triple {347#(<= ~r1~0 0)} assume 0 == ~mode4~0 % 256; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,274 INFO L290 TraceCheckUtils]: 92: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == ~newmax1~0 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,274 INFO L290 TraceCheckUtils]: 93: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == ~newmax2~0 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,280 INFO L290 TraceCheckUtils]: 94: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == ~newmax3~0 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,281 INFO L290 TraceCheckUtils]: 95: Hoare triple {347#(<= ~r1~0 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,281 INFO L290 TraceCheckUtils]: 96: Hoare triple {347#(<= ~r1~0 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,282 INFO L290 TraceCheckUtils]: 97: Hoare triple {347#(<= ~r1~0 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,282 INFO L290 TraceCheckUtils]: 98: Hoare triple {347#(<= ~r1~0 0)} assume !!(0 == ~mode1~0 % 256); {347#(<= ~r1~0 0)} is VALID [2022-02-20 18:59:54,283 INFO L290 TraceCheckUtils]: 99: Hoare triple {347#(<= ~r1~0 0)} assume !(~r1~0 < 3); {346#false} is VALID [2022-02-20 18:59:54,283 INFO L290 TraceCheckUtils]: 100: Hoare triple {346#false} ~mode1~0 := 1; {346#false} is VALID [2022-02-20 18:59:54,284 INFO L290 TraceCheckUtils]: 101: Hoare triple {346#false} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {346#false} is VALID [2022-02-20 18:59:54,284 INFO L290 TraceCheckUtils]: 102: Hoare triple {346#false} assume !!(0 == ~mode2~0 % 256); {346#false} is VALID [2022-02-20 18:59:54,284 INFO L290 TraceCheckUtils]: 103: Hoare triple {346#false} assume !(~r2~0 < 3); {346#false} is VALID [2022-02-20 18:59:54,284 INFO L290 TraceCheckUtils]: 104: Hoare triple {346#false} ~mode2~0 := 1; {346#false} is VALID [2022-02-20 18:59:54,285 INFO L290 TraceCheckUtils]: 105: Hoare triple {346#false} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {346#false} is VALID [2022-02-20 18:59:54,285 INFO L290 TraceCheckUtils]: 106: Hoare triple {346#false} assume !!(0 == ~mode3~0 % 256); {346#false} is VALID [2022-02-20 18:59:54,285 INFO L290 TraceCheckUtils]: 107: Hoare triple {346#false} assume !(~r3~0 < 3); {346#false} is VALID [2022-02-20 18:59:54,285 INFO L290 TraceCheckUtils]: 108: Hoare triple {346#false} ~mode3~0 := 1; {346#false} is VALID [2022-02-20 18:59:54,286 INFO L290 TraceCheckUtils]: 109: Hoare triple {346#false} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {346#false} is VALID [2022-02-20 18:59:54,286 INFO L290 TraceCheckUtils]: 110: Hoare triple {346#false} assume !!(0 == ~mode4~0 % 256); {346#false} is VALID [2022-02-20 18:59:54,286 INFO L290 TraceCheckUtils]: 111: Hoare triple {346#false} assume !(~r4~0 < 3); {346#false} is VALID [2022-02-20 18:59:54,287 INFO L290 TraceCheckUtils]: 112: Hoare triple {346#false} ~mode4~0 := 1; {346#false} is VALID [2022-02-20 18:59:54,288 INFO L290 TraceCheckUtils]: 113: Hoare triple {346#false} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {346#false} is VALID [2022-02-20 18:59:54,288 INFO L290 TraceCheckUtils]: 114: Hoare triple {346#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {346#false} is VALID [2022-02-20 18:59:54,288 INFO L290 TraceCheckUtils]: 115: Hoare triple {346#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {346#false} is VALID [2022-02-20 18:59:54,289 INFO L290 TraceCheckUtils]: 116: Hoare triple {346#false} assume 0 == main_~assert__arg~0#1 % 256; {346#false} is VALID [2022-02-20 18:59:54,289 INFO L290 TraceCheckUtils]: 117: Hoare triple {346#false} assume !false; {346#false} is VALID [2022-02-20 18:59:54,291 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 18:59:54,291 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:54,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635201769] [2022-02-20 18:59:54,292 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635201769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:54,292 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:54,292 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:54,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163418247] [2022-02-20 18:59:54,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:54,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2022-02-20 18:59:54,301 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:54,304 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 18:59:54,407 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 118 edges. 118 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:54,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:54,408 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:54,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:54,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:54,445 INFO L87 Difference]: Start difference. First operand has 342 states, 340 states have (on average 1.7970588235294118) internal successors, (611), 341 states have internal predecessors, (611), 0 states have call successors, (0), 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 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 18:59:55,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:55,307 INFO L93 Difference]: Finished difference Result 628 states and 1091 transitions. [2022-02-20 18:59:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:55,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2022-02-20 18:59:55,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 18:59:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1091 transitions. [2022-02-20 18:59:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 18:59:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1091 transitions. [2022-02-20 18:59:55,336 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1091 transitions. [2022-02-20 18:59:56,149 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1091 edges. 1091 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:56,189 INFO L225 Difference]: With dead ends: 628 [2022-02-20 18:59:56,189 INFO L226 Difference]: Without dead ends: 473 [2022-02-20 18:59:56,192 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 18:59:56,195 INFO L933 BasicCegarLoop]: 611 mSDtfsCounter, 256 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 1132 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:56,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 1132 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:56,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2022-02-20 18:59:56,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 471. [2022-02-20 18:59:56,270 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:56,273 INFO L82 GeneralOperation]: Start isEquivalent. First operand 473 states. Second operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 18:59:56,275 INFO L74 IsIncluded]: Start isIncluded. First operand 473 states. Second operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 18:59:56,276 INFO L87 Difference]: Start difference. First operand 473 states. Second operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 18:59:56,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:56,295 INFO L93 Difference]: Finished difference Result 473 states and 780 transitions. [2022-02-20 18:59:56,296 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 780 transitions. [2022-02-20 18:59:56,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:56,299 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:56,300 INFO L74 IsIncluded]: Start isIncluded. First operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 473 states. [2022-02-20 18:59:56,301 INFO L87 Difference]: Start difference. First operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 473 states. [2022-02-20 18:59:56,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:56,320 INFO L93 Difference]: Finished difference Result 473 states and 780 transitions. [2022-02-20 18:59:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 780 transitions. [2022-02-20 18:59:56,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:56,321 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:56,322 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:56,322 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 471 states, 470 states have (on average 1.6574468085106382) internal successors, (779), 470 states have internal predecessors, (779), 0 states have call successors, (0), 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 18:59:56,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 779 transitions. [2022-02-20 18:59:56,345 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 779 transitions. Word has length 118 [2022-02-20 18:59:56,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:56,346 INFO L470 AbstractCegarLoop]: Abstraction has 471 states and 779 transitions. [2022-02-20 18:59:56,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 18:59:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 779 transitions. [2022-02-20 18:59:56,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-02-20 18:59:56,349 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:56,350 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] [2022-02-20 18:59:56,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:59:56,350 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:56,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:56,351 INFO L85 PathProgramCache]: Analyzing trace with hash -910979864, now seen corresponding path program 1 times [2022-02-20 18:59:56,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:56,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011354456] [2022-02-20 18:59:56,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:56,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:56,571 INFO L290 TraceCheckUtils]: 0: Hoare triple {2791#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {2791#true} is VALID [2022-02-20 18:59:56,572 INFO L290 TraceCheckUtils]: 1: Hoare triple {2791#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {2791#true} is VALID [2022-02-20 18:59:56,573 INFO L290 TraceCheckUtils]: 2: Hoare triple {2791#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,573 INFO L290 TraceCheckUtils]: 3: Hoare triple {2791#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,573 INFO L290 TraceCheckUtils]: 4: Hoare triple {2791#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,573 INFO L290 TraceCheckUtils]: 5: Hoare triple {2791#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,574 INFO L290 TraceCheckUtils]: 6: Hoare triple {2791#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,574 INFO L290 TraceCheckUtils]: 7: Hoare triple {2791#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,574 INFO L290 TraceCheckUtils]: 8: Hoare triple {2791#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,574 INFO L290 TraceCheckUtils]: 9: Hoare triple {2791#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,575 INFO L290 TraceCheckUtils]: 10: Hoare triple {2791#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,575 INFO L290 TraceCheckUtils]: 11: Hoare triple {2791#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,575 INFO L290 TraceCheckUtils]: 12: Hoare triple {2791#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,575 INFO L290 TraceCheckUtils]: 13: Hoare triple {2791#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,576 INFO L290 TraceCheckUtils]: 14: Hoare triple {2791#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,576 INFO L290 TraceCheckUtils]: 15: Hoare triple {2791#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,576 INFO L290 TraceCheckUtils]: 16: Hoare triple {2791#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,576 INFO L290 TraceCheckUtils]: 17: Hoare triple {2791#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,576 INFO L290 TraceCheckUtils]: 18: Hoare triple {2791#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,577 INFO L290 TraceCheckUtils]: 19: Hoare triple {2791#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,577 INFO L290 TraceCheckUtils]: 20: Hoare triple {2791#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,577 INFO L290 TraceCheckUtils]: 21: Hoare triple {2791#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,578 INFO L290 TraceCheckUtils]: 22: Hoare triple {2791#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,579 INFO L290 TraceCheckUtils]: 23: Hoare triple {2791#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,583 INFO L290 TraceCheckUtils]: 24: Hoare triple {2791#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,583 INFO L290 TraceCheckUtils]: 25: Hoare triple {2791#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,583 INFO L290 TraceCheckUtils]: 26: Hoare triple {2791#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,584 INFO L290 TraceCheckUtils]: 27: Hoare triple {2791#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,584 INFO L290 TraceCheckUtils]: 28: Hoare triple {2791#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,584 INFO L290 TraceCheckUtils]: 29: Hoare triple {2791#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,584 INFO L290 TraceCheckUtils]: 30: Hoare triple {2791#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,585 INFO L290 TraceCheckUtils]: 31: Hoare triple {2791#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,585 INFO L290 TraceCheckUtils]: 32: Hoare triple {2791#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,586 INFO L290 TraceCheckUtils]: 33: Hoare triple {2791#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,586 INFO L290 TraceCheckUtils]: 34: Hoare triple {2791#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,586 INFO L290 TraceCheckUtils]: 35: Hoare triple {2791#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,586 INFO L290 TraceCheckUtils]: 36: Hoare triple {2791#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,590 INFO L290 TraceCheckUtils]: 37: Hoare triple {2791#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,591 INFO L290 TraceCheckUtils]: 38: Hoare triple {2791#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,591 INFO L290 TraceCheckUtils]: 39: Hoare triple {2791#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,591 INFO L290 TraceCheckUtils]: 40: Hoare triple {2791#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,591 INFO L290 TraceCheckUtils]: 41: Hoare triple {2791#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,592 INFO L290 TraceCheckUtils]: 42: Hoare triple {2791#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,592 INFO L290 TraceCheckUtils]: 43: Hoare triple {2791#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,592 INFO L290 TraceCheckUtils]: 44: Hoare triple {2791#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,592 INFO L290 TraceCheckUtils]: 45: Hoare triple {2791#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,592 INFO L290 TraceCheckUtils]: 46: Hoare triple {2791#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,593 INFO L290 TraceCheckUtils]: 47: Hoare triple {2791#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,593 INFO L290 TraceCheckUtils]: 48: Hoare triple {2791#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {2791#true} is VALID [2022-02-20 18:59:56,593 INFO L290 TraceCheckUtils]: 49: Hoare triple {2791#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {2791#true} is VALID [2022-02-20 18:59:56,593 INFO L290 TraceCheckUtils]: 50: Hoare triple {2791#true} assume ~id1~0 != ~id2~0; {2791#true} is VALID [2022-02-20 18:59:56,594 INFO L290 TraceCheckUtils]: 51: Hoare triple {2791#true} assume ~id1~0 != ~id3~0; {2791#true} is VALID [2022-02-20 18:59:56,594 INFO L290 TraceCheckUtils]: 52: Hoare triple {2791#true} assume ~id1~0 != ~id4~0; {2791#true} is VALID [2022-02-20 18:59:56,594 INFO L290 TraceCheckUtils]: 53: Hoare triple {2791#true} assume ~id2~0 != ~id3~0; {2791#true} is VALID [2022-02-20 18:59:56,594 INFO L290 TraceCheckUtils]: 54: Hoare triple {2791#true} assume ~id2~0 != ~id4~0; {2791#true} is VALID [2022-02-20 18:59:56,594 INFO L290 TraceCheckUtils]: 55: Hoare triple {2791#true} assume ~id3~0 != ~id4~0; {2791#true} is VALID [2022-02-20 18:59:56,595 INFO L290 TraceCheckUtils]: 56: Hoare triple {2791#true} assume ~id1~0 >= 0; {2791#true} is VALID [2022-02-20 18:59:56,610 INFO L290 TraceCheckUtils]: 57: Hoare triple {2791#true} assume ~id2~0 >= 0; {2791#true} is VALID [2022-02-20 18:59:56,611 INFO L290 TraceCheckUtils]: 58: Hoare triple {2791#true} assume ~id3~0 >= 0; {2791#true} is VALID [2022-02-20 18:59:56,611 INFO L290 TraceCheckUtils]: 59: Hoare triple {2791#true} assume ~id4~0 >= 0; {2791#true} is VALID [2022-02-20 18:59:56,611 INFO L290 TraceCheckUtils]: 60: Hoare triple {2791#true} assume 0 == ~r1~0; {2791#true} is VALID [2022-02-20 18:59:56,612 INFO L290 TraceCheckUtils]: 61: Hoare triple {2791#true} assume 0 == ~r2~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,612 INFO L290 TraceCheckUtils]: 62: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~r3~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,613 INFO L290 TraceCheckUtils]: 63: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~r4~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,613 INFO L290 TraceCheckUtils]: 64: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r123~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,614 INFO L290 TraceCheckUtils]: 65: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r133~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,614 INFO L290 TraceCheckUtils]: 66: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r143~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,615 INFO L290 TraceCheckUtils]: 67: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r213~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,615 INFO L290 TraceCheckUtils]: 68: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r233~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,616 INFO L290 TraceCheckUtils]: 69: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r243~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,616 INFO L290 TraceCheckUtils]: 70: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r313~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,616 INFO L290 TraceCheckUtils]: 71: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r323~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,617 INFO L290 TraceCheckUtils]: 72: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r343~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,617 INFO L290 TraceCheckUtils]: 73: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r413~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,618 INFO L290 TraceCheckUtils]: 74: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r423~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,618 INFO L290 TraceCheckUtils]: 75: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == main_~init__r433~0#1 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,619 INFO L290 TraceCheckUtils]: 76: Hoare triple {2793#(<= ~r2~0 0)} assume ~max1~0 == ~id1~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,619 INFO L290 TraceCheckUtils]: 77: Hoare triple {2793#(<= ~r2~0 0)} assume ~max2~0 == ~id2~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,619 INFO L290 TraceCheckUtils]: 78: Hoare triple {2793#(<= ~r2~0 0)} assume ~max3~0 == ~id3~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,620 INFO L290 TraceCheckUtils]: 79: Hoare triple {2793#(<= ~r2~0 0)} assume ~max4~0 == ~id4~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,620 INFO L290 TraceCheckUtils]: 80: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~st1~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,621 INFO L290 TraceCheckUtils]: 81: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~st2~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,621 INFO L290 TraceCheckUtils]: 82: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~st3~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,622 INFO L290 TraceCheckUtils]: 83: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~st4~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,622 INFO L290 TraceCheckUtils]: 84: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~nl1~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,622 INFO L290 TraceCheckUtils]: 85: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~nl2~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,623 INFO L290 TraceCheckUtils]: 86: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~nl3~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,623 INFO L290 TraceCheckUtils]: 87: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~nl4~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,624 INFO L290 TraceCheckUtils]: 88: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~mode1~0 % 256; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,624 INFO L290 TraceCheckUtils]: 89: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~mode2~0 % 256; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,624 INFO L290 TraceCheckUtils]: 90: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~mode3~0 % 256; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,625 INFO L290 TraceCheckUtils]: 91: Hoare triple {2793#(<= ~r2~0 0)} assume 0 == ~mode4~0 % 256; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,625 INFO L290 TraceCheckUtils]: 92: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == ~newmax1~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,626 INFO L290 TraceCheckUtils]: 93: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == ~newmax2~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,626 INFO L290 TraceCheckUtils]: 94: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == ~newmax3~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,626 INFO L290 TraceCheckUtils]: 95: Hoare triple {2793#(<= ~r2~0 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,627 INFO L290 TraceCheckUtils]: 96: Hoare triple {2793#(<= ~r2~0 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,627 INFO L290 TraceCheckUtils]: 97: Hoare triple {2793#(<= ~r2~0 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,630 INFO L290 TraceCheckUtils]: 98: Hoare triple {2793#(<= ~r2~0 0)} assume !!(0 == ~mode1~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,631 INFO L290 TraceCheckUtils]: 99: Hoare triple {2793#(<= ~r2~0 0)} assume ~r1~0 < 3; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,631 INFO L290 TraceCheckUtils]: 100: Hoare triple {2793#(<= ~r2~0 0)} assume !!(0 == ~ep12~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,632 INFO L290 TraceCheckUtils]: 101: Hoare triple {2793#(<= ~r2~0 0)} assume !!(0 == ~ep13~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,632 INFO L290 TraceCheckUtils]: 102: Hoare triple {2793#(<= ~r2~0 0)} assume !!(0 == ~ep14~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,633 INFO L290 TraceCheckUtils]: 103: Hoare triple {2793#(<= ~r2~0 0)} ~mode1~0 := 1; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,633 INFO L290 TraceCheckUtils]: 104: Hoare triple {2793#(<= ~r2~0 0)} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,635 INFO L290 TraceCheckUtils]: 105: Hoare triple {2793#(<= ~r2~0 0)} assume !!(0 == ~mode2~0 % 256); {2793#(<= ~r2~0 0)} is VALID [2022-02-20 18:59:56,636 INFO L290 TraceCheckUtils]: 106: Hoare triple {2793#(<= ~r2~0 0)} assume !(~r2~0 < 3); {2792#false} is VALID [2022-02-20 18:59:56,636 INFO L290 TraceCheckUtils]: 107: Hoare triple {2792#false} ~mode2~0 := 1; {2792#false} is VALID [2022-02-20 18:59:56,636 INFO L290 TraceCheckUtils]: 108: Hoare triple {2792#false} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {2792#false} is VALID [2022-02-20 18:59:56,636 INFO L290 TraceCheckUtils]: 109: Hoare triple {2792#false} assume !!(0 == ~mode3~0 % 256); {2792#false} is VALID [2022-02-20 18:59:56,636 INFO L290 TraceCheckUtils]: 110: Hoare triple {2792#false} assume !(~r3~0 < 3); {2792#false} is VALID [2022-02-20 18:59:56,637 INFO L290 TraceCheckUtils]: 111: Hoare triple {2792#false} ~mode3~0 := 1; {2792#false} is VALID [2022-02-20 18:59:56,637 INFO L290 TraceCheckUtils]: 112: Hoare triple {2792#false} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {2792#false} is VALID [2022-02-20 18:59:56,637 INFO L290 TraceCheckUtils]: 113: Hoare triple {2792#false} assume !!(0 == ~mode4~0 % 256); {2792#false} is VALID [2022-02-20 18:59:56,637 INFO L290 TraceCheckUtils]: 114: Hoare triple {2792#false} assume !(~r4~0 < 3); {2792#false} is VALID [2022-02-20 18:59:56,637 INFO L290 TraceCheckUtils]: 115: Hoare triple {2792#false} ~mode4~0 := 1; {2792#false} is VALID [2022-02-20 18:59:56,638 INFO L290 TraceCheckUtils]: 116: Hoare triple {2792#false} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {2792#false} is VALID [2022-02-20 18:59:56,638 INFO L290 TraceCheckUtils]: 117: Hoare triple {2792#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {2792#false} is VALID [2022-02-20 18:59:56,638 INFO L290 TraceCheckUtils]: 118: Hoare triple {2792#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {2792#false} is VALID [2022-02-20 18:59:56,638 INFO L290 TraceCheckUtils]: 119: Hoare triple {2792#false} assume 0 == main_~assert__arg~0#1 % 256; {2792#false} is VALID [2022-02-20 18:59:56,639 INFO L290 TraceCheckUtils]: 120: Hoare triple {2792#false} assume !false; {2792#false} is VALID [2022-02-20 18:59:56,639 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 18:59:56,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:56,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011354456] [2022-02-20 18:59:56,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011354456] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:56,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:56,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:56,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693911694] [2022-02-20 18:59:56,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:56,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 121 [2022-02-20 18:59:56,643 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:56,643 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 18:59:56,720 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:56,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:56,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:56,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:56,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:56,722 INFO L87 Difference]: Start difference. First operand 471 states and 779 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 18:59:57,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:57,422 INFO L93 Difference]: Finished difference Result 1007 states and 1675 transitions. [2022-02-20 18:59:57,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:57,423 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 121 [2022-02-20 18:59:57,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 18:59:57,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 18:59:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 18:59:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 18:59:57,439 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1036 transitions. [2022-02-20 18:59:58,159 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1036 edges. 1036 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:58,191 INFO L225 Difference]: With dead ends: 1007 [2022-02-20 18:59:58,191 INFO L226 Difference]: Without dead ends: 729 [2022-02-20 18:59:58,193 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 18:59:58,194 INFO L933 BasicCegarLoop]: 558 mSDtfsCounter, 218 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:58,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 1075 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:58,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-02-20 18:59:58,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 727. [2022-02-20 18:59:58,341 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:58,343 INFO L82 GeneralOperation]: Start isEquivalent. First operand 729 states. Second operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 18:59:58,344 INFO L74 IsIncluded]: Start isIncluded. First operand 729 states. Second operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 18:59:58,346 INFO L87 Difference]: Start difference. First operand 729 states. Second operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 18:59:58,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:58,381 INFO L93 Difference]: Finished difference Result 729 states and 1207 transitions. [2022-02-20 18:59:58,381 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1207 transitions. [2022-02-20 18:59:58,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:58,382 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:58,384 INFO L74 IsIncluded]: Start isIncluded. First operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 729 states. [2022-02-20 18:59:58,386 INFO L87 Difference]: Start difference. First operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 729 states. [2022-02-20 18:59:58,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:58,412 INFO L93 Difference]: Finished difference Result 729 states and 1207 transitions. [2022-02-20 18:59:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1207 transitions. [2022-02-20 18:59:58,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:58,413 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:58,413 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:58,413 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 727 states, 726 states have (on average 1.6611570247933884) internal successors, (1206), 726 states have internal predecessors, (1206), 0 states have call successors, (0), 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 18:59:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 1206 transitions. [2022-02-20 18:59:58,449 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 1206 transitions. Word has length 121 [2022-02-20 18:59:58,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:58,450 INFO L470 AbstractCegarLoop]: Abstraction has 727 states and 1206 transitions. [2022-02-20 18:59:58,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 18:59:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1206 transitions. [2022-02-20 18:59:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-20 18:59:58,452 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:58,452 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] [2022-02-20 18:59:58,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:59:58,453 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:58,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:58,454 INFO L85 PathProgramCache]: Analyzing trace with hash -195863697, now seen corresponding path program 1 times [2022-02-20 18:59:58,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:58,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55606650] [2022-02-20 18:59:58,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:58,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:58,575 INFO L290 TraceCheckUtils]: 0: Hoare triple {6658#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {6658#true} is VALID [2022-02-20 18:59:58,576 INFO L290 TraceCheckUtils]: 1: Hoare triple {6658#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {6658#true} is VALID [2022-02-20 18:59:58,577 INFO L290 TraceCheckUtils]: 2: Hoare triple {6658#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,577 INFO L290 TraceCheckUtils]: 3: Hoare triple {6658#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,580 INFO L290 TraceCheckUtils]: 4: Hoare triple {6658#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,581 INFO L290 TraceCheckUtils]: 5: Hoare triple {6658#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,582 INFO L290 TraceCheckUtils]: 6: Hoare triple {6658#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,585 INFO L290 TraceCheckUtils]: 7: Hoare triple {6658#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,585 INFO L290 TraceCheckUtils]: 8: Hoare triple {6658#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,586 INFO L290 TraceCheckUtils]: 9: Hoare triple {6658#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,586 INFO L290 TraceCheckUtils]: 10: Hoare triple {6658#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,587 INFO L290 TraceCheckUtils]: 11: Hoare triple {6658#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,587 INFO L290 TraceCheckUtils]: 12: Hoare triple {6658#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,588 INFO L290 TraceCheckUtils]: 13: Hoare triple {6658#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,588 INFO L290 TraceCheckUtils]: 14: Hoare triple {6658#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,591 INFO L290 TraceCheckUtils]: 15: Hoare triple {6658#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,591 INFO L290 TraceCheckUtils]: 16: Hoare triple {6658#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 17: Hoare triple {6658#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 18: Hoare triple {6658#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 19: Hoare triple {6658#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 20: Hoare triple {6658#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 21: Hoare triple {6658#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,592 INFO L290 TraceCheckUtils]: 22: Hoare triple {6658#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,593 INFO L290 TraceCheckUtils]: 23: Hoare triple {6658#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,593 INFO L290 TraceCheckUtils]: 24: Hoare triple {6658#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,593 INFO L290 TraceCheckUtils]: 25: Hoare triple {6658#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,593 INFO L290 TraceCheckUtils]: 26: Hoare triple {6658#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,596 INFO L290 TraceCheckUtils]: 27: Hoare triple {6658#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,596 INFO L290 TraceCheckUtils]: 28: Hoare triple {6658#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,596 INFO L290 TraceCheckUtils]: 29: Hoare triple {6658#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,596 INFO L290 TraceCheckUtils]: 30: Hoare triple {6658#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 31: Hoare triple {6658#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 32: Hoare triple {6658#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 33: Hoare triple {6658#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 34: Hoare triple {6658#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 35: Hoare triple {6658#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,597 INFO L290 TraceCheckUtils]: 36: Hoare triple {6658#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 37: Hoare triple {6658#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 38: Hoare triple {6658#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 39: Hoare triple {6658#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 40: Hoare triple {6658#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 41: Hoare triple {6658#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,598 INFO L290 TraceCheckUtils]: 42: Hoare triple {6658#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,599 INFO L290 TraceCheckUtils]: 43: Hoare triple {6658#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,599 INFO L290 TraceCheckUtils]: 44: Hoare triple {6658#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,599 INFO L290 TraceCheckUtils]: 45: Hoare triple {6658#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,599 INFO L290 TraceCheckUtils]: 46: Hoare triple {6658#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 47: Hoare triple {6658#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 48: Hoare triple {6658#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 49: Hoare triple {6658#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 50: Hoare triple {6658#true} assume ~id1~0 != ~id2~0; {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 51: Hoare triple {6658#true} assume ~id1~0 != ~id3~0; {6658#true} is VALID [2022-02-20 18:59:58,600 INFO L290 TraceCheckUtils]: 52: Hoare triple {6658#true} assume ~id1~0 != ~id4~0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 53: Hoare triple {6658#true} assume ~id2~0 != ~id3~0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 54: Hoare triple {6658#true} assume ~id2~0 != ~id4~0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 55: Hoare triple {6658#true} assume ~id3~0 != ~id4~0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 56: Hoare triple {6658#true} assume ~id1~0 >= 0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 57: Hoare triple {6658#true} assume ~id2~0 >= 0; {6658#true} is VALID [2022-02-20 18:59:58,601 INFO L290 TraceCheckUtils]: 58: Hoare triple {6658#true} assume ~id3~0 >= 0; {6658#true} is VALID [2022-02-20 18:59:58,602 INFO L290 TraceCheckUtils]: 59: Hoare triple {6658#true} assume ~id4~0 >= 0; {6658#true} is VALID [2022-02-20 18:59:58,602 INFO L290 TraceCheckUtils]: 60: Hoare triple {6658#true} assume 0 == ~r1~0; {6658#true} is VALID [2022-02-20 18:59:58,602 INFO L290 TraceCheckUtils]: 61: Hoare triple {6658#true} assume 0 == ~r2~0; {6658#true} is VALID [2022-02-20 18:59:58,603 INFO L290 TraceCheckUtils]: 62: Hoare triple {6658#true} assume 0 == ~r3~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,603 INFO L290 TraceCheckUtils]: 63: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~r4~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,604 INFO L290 TraceCheckUtils]: 64: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r123~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,605 INFO L290 TraceCheckUtils]: 65: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r133~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,605 INFO L290 TraceCheckUtils]: 66: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r143~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,605 INFO L290 TraceCheckUtils]: 67: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r213~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,606 INFO L290 TraceCheckUtils]: 68: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r233~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,606 INFO L290 TraceCheckUtils]: 69: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r243~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,606 INFO L290 TraceCheckUtils]: 70: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r313~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,607 INFO L290 TraceCheckUtils]: 71: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r323~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,607 INFO L290 TraceCheckUtils]: 72: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r343~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,607 INFO L290 TraceCheckUtils]: 73: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r413~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,608 INFO L290 TraceCheckUtils]: 74: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r423~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,608 INFO L290 TraceCheckUtils]: 75: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == main_~init__r433~0#1 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,608 INFO L290 TraceCheckUtils]: 76: Hoare triple {6660#(<= ~r3~0 0)} assume ~max1~0 == ~id1~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,609 INFO L290 TraceCheckUtils]: 77: Hoare triple {6660#(<= ~r3~0 0)} assume ~max2~0 == ~id2~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,609 INFO L290 TraceCheckUtils]: 78: Hoare triple {6660#(<= ~r3~0 0)} assume ~max3~0 == ~id3~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,609 INFO L290 TraceCheckUtils]: 79: Hoare triple {6660#(<= ~r3~0 0)} assume ~max4~0 == ~id4~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,610 INFO L290 TraceCheckUtils]: 80: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~st1~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,613 INFO L290 TraceCheckUtils]: 81: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~st2~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,613 INFO L290 TraceCheckUtils]: 82: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~st3~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,613 INFO L290 TraceCheckUtils]: 83: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~st4~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,614 INFO L290 TraceCheckUtils]: 84: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~nl1~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,614 INFO L290 TraceCheckUtils]: 85: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~nl2~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,615 INFO L290 TraceCheckUtils]: 86: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~nl3~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,615 INFO L290 TraceCheckUtils]: 87: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~nl4~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,615 INFO L290 TraceCheckUtils]: 88: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~mode1~0 % 256; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,616 INFO L290 TraceCheckUtils]: 89: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~mode2~0 % 256; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,616 INFO L290 TraceCheckUtils]: 90: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~mode3~0 % 256; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,617 INFO L290 TraceCheckUtils]: 91: Hoare triple {6660#(<= ~r3~0 0)} assume 0 == ~mode4~0 % 256; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,617 INFO L290 TraceCheckUtils]: 92: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == ~newmax1~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,617 INFO L290 TraceCheckUtils]: 93: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == ~newmax2~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,618 INFO L290 TraceCheckUtils]: 94: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == ~newmax3~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,618 INFO L290 TraceCheckUtils]: 95: Hoare triple {6660#(<= ~r3~0 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,619 INFO L290 TraceCheckUtils]: 96: Hoare triple {6660#(<= ~r3~0 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,619 INFO L290 TraceCheckUtils]: 97: Hoare triple {6660#(<= ~r3~0 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,619 INFO L290 TraceCheckUtils]: 98: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~mode1~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,620 INFO L290 TraceCheckUtils]: 99: Hoare triple {6660#(<= ~r3~0 0)} assume ~r1~0 < 3; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,620 INFO L290 TraceCheckUtils]: 100: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep12~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,620 INFO L290 TraceCheckUtils]: 101: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep13~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,621 INFO L290 TraceCheckUtils]: 102: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep14~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,621 INFO L290 TraceCheckUtils]: 103: Hoare triple {6660#(<= ~r3~0 0)} ~mode1~0 := 1; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,621 INFO L290 TraceCheckUtils]: 104: Hoare triple {6660#(<= ~r3~0 0)} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,622 INFO L290 TraceCheckUtils]: 105: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~mode2~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,622 INFO L290 TraceCheckUtils]: 106: Hoare triple {6660#(<= ~r3~0 0)} assume ~r2~0 < 3; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,622 INFO L290 TraceCheckUtils]: 107: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep21~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,623 INFO L290 TraceCheckUtils]: 108: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep23~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,623 INFO L290 TraceCheckUtils]: 109: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~ep24~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,624 INFO L290 TraceCheckUtils]: 110: Hoare triple {6660#(<= ~r3~0 0)} ~mode2~0 := 1; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,624 INFO L290 TraceCheckUtils]: 111: Hoare triple {6660#(<= ~r3~0 0)} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,624 INFO L290 TraceCheckUtils]: 112: Hoare triple {6660#(<= ~r3~0 0)} assume !!(0 == ~mode3~0 % 256); {6660#(<= ~r3~0 0)} is VALID [2022-02-20 18:59:58,625 INFO L290 TraceCheckUtils]: 113: Hoare triple {6660#(<= ~r3~0 0)} assume !(~r3~0 < 3); {6659#false} is VALID [2022-02-20 18:59:58,625 INFO L290 TraceCheckUtils]: 114: Hoare triple {6659#false} ~mode3~0 := 1; {6659#false} is VALID [2022-02-20 18:59:58,625 INFO L290 TraceCheckUtils]: 115: Hoare triple {6659#false} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {6659#false} is VALID [2022-02-20 18:59:58,625 INFO L290 TraceCheckUtils]: 116: Hoare triple {6659#false} assume !!(0 == ~mode4~0 % 256); {6659#false} is VALID [2022-02-20 18:59:58,625 INFO L290 TraceCheckUtils]: 117: Hoare triple {6659#false} assume !(~r4~0 < 3); {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 118: Hoare triple {6659#false} ~mode4~0 := 1; {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 119: Hoare triple {6659#false} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 120: Hoare triple {6659#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 121: Hoare triple {6659#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 122: Hoare triple {6659#false} assume 0 == main_~assert__arg~0#1 % 256; {6659#false} is VALID [2022-02-20 18:59:58,626 INFO L290 TraceCheckUtils]: 123: Hoare triple {6659#false} assume !false; {6659#false} is VALID [2022-02-20 18:59:58,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:59:58,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:58,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55606650] [2022-02-20 18:59:58,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55606650] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:58,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:58,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:58,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694223368] [2022-02-20 18:59:58,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:58,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-20 18:59:58,629 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:58,630 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 18:59:58,712 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:58,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:58,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:58,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:58,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:58,713 INFO L87 Difference]: Start difference. First operand 727 states and 1206 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 18:59:59,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:59,703 INFO L93 Difference]: Finished difference Result 1755 states and 2920 transitions. [2022-02-20 18:59:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:59,703 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-20 18:59:59,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 18:59:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 18:59:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 18:59:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 18:59:59,728 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1036 transitions. [2022-02-20 19:00:00,369 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1036 edges. 1036 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:00,457 INFO L225 Difference]: With dead ends: 1755 [2022-02-20 19:00:00,457 INFO L226 Difference]: Without dead ends: 1221 [2022-02-20 19:00:00,458 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 19:00:00,459 INFO L933 BasicCegarLoop]: 558 mSDtfsCounter, 211 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:00:00,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [211 Valid, 1076 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:00:00,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2022-02-20 19:00:00,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1219. [2022-02-20 19:00:00,809 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:00:00,812 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1221 states. Second operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 19:00:00,815 INFO L74 IsIncluded]: Start isIncluded. First operand 1221 states. Second operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 19:00:00,818 INFO L87 Difference]: Start difference. First operand 1221 states. Second operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 19:00:00,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:00,886 INFO L93 Difference]: Finished difference Result 1221 states and 2023 transitions. [2022-02-20 19:00:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2023 transitions. [2022-02-20 19:00:00,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:00,889 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:00,892 INFO L74 IsIncluded]: Start isIncluded. First operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 1221 states. [2022-02-20 19:00:00,894 INFO L87 Difference]: Start difference. First operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 1221 states. [2022-02-20 19:00:00,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:00,963 INFO L93 Difference]: Finished difference Result 1221 states and 2023 transitions. [2022-02-20 19:00:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2023 transitions. [2022-02-20 19:00:00,966 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:00,966 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:00,966 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:00:00,966 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:00:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1219 states, 1218 states have (on average 1.6600985221674878) internal successors, (2022), 1218 states have internal predecessors, (2022), 0 states have call successors, (0), 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 19:00:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 2022 transitions. [2022-02-20 19:00:01,061 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 2022 transitions. Word has length 124 [2022-02-20 19:00:01,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:00:01,062 INFO L470 AbstractCegarLoop]: Abstraction has 1219 states and 2022 transitions. [2022-02-20 19:00:01,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 19:00:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2022 transitions. [2022-02-20 19:00:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-02-20 19:00:01,065 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:00:01,065 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 19:00:01,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 19:00:01,066 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:00:01,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:00:01,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1851247163, now seen corresponding path program 1 times [2022-02-20 19:00:01,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:00:01,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916478372] [2022-02-20 19:00:01,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:00:01,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:00:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:00:01,226 INFO L290 TraceCheckUtils]: 0: Hoare triple {13283#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {13283#true} is VALID [2022-02-20 19:00:01,226 INFO L290 TraceCheckUtils]: 1: Hoare triple {13283#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {13283#true} is VALID [2022-02-20 19:00:01,227 INFO L290 TraceCheckUtils]: 2: Hoare triple {13283#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,227 INFO L290 TraceCheckUtils]: 3: Hoare triple {13283#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,228 INFO L290 TraceCheckUtils]: 4: Hoare triple {13283#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,228 INFO L290 TraceCheckUtils]: 5: Hoare triple {13283#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,229 INFO L290 TraceCheckUtils]: 6: Hoare triple {13283#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,229 INFO L290 TraceCheckUtils]: 7: Hoare triple {13283#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,231 INFO L290 TraceCheckUtils]: 8: Hoare triple {13283#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,231 INFO L290 TraceCheckUtils]: 9: Hoare triple {13283#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,231 INFO L290 TraceCheckUtils]: 10: Hoare triple {13283#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 11: Hoare triple {13283#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 12: Hoare triple {13283#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 13: Hoare triple {13283#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 14: Hoare triple {13283#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 15: Hoare triple {13283#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,232 INFO L290 TraceCheckUtils]: 16: Hoare triple {13283#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,233 INFO L290 TraceCheckUtils]: 17: Hoare triple {13283#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,234 INFO L290 TraceCheckUtils]: 18: Hoare triple {13283#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,234 INFO L290 TraceCheckUtils]: 19: Hoare triple {13283#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,234 INFO L290 TraceCheckUtils]: 20: Hoare triple {13283#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,234 INFO L290 TraceCheckUtils]: 21: Hoare triple {13283#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,234 INFO L290 TraceCheckUtils]: 22: Hoare triple {13283#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,235 INFO L290 TraceCheckUtils]: 23: Hoare triple {13283#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,235 INFO L290 TraceCheckUtils]: 24: Hoare triple {13283#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,235 INFO L290 TraceCheckUtils]: 25: Hoare triple {13283#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,235 INFO L290 TraceCheckUtils]: 26: Hoare triple {13283#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 27: Hoare triple {13283#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 28: Hoare triple {13283#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 29: Hoare triple {13283#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 30: Hoare triple {13283#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 31: Hoare triple {13283#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,237 INFO L290 TraceCheckUtils]: 32: Hoare triple {13283#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 33: Hoare triple {13283#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 34: Hoare triple {13283#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 35: Hoare triple {13283#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 36: Hoare triple {13283#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 37: Hoare triple {13283#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 38: Hoare triple {13283#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,238 INFO L290 TraceCheckUtils]: 39: Hoare triple {13283#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 40: Hoare triple {13283#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 41: Hoare triple {13283#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 42: Hoare triple {13283#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 43: Hoare triple {13283#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 44: Hoare triple {13283#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,239 INFO L290 TraceCheckUtils]: 45: Hoare triple {13283#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 46: Hoare triple {13283#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 47: Hoare triple {13283#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 48: Hoare triple {13283#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 49: Hoare triple {13283#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 50: Hoare triple {13283#true} assume ~id1~0 != ~id2~0; {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 51: Hoare triple {13283#true} assume ~id1~0 != ~id3~0; {13283#true} is VALID [2022-02-20 19:00:01,240 INFO L290 TraceCheckUtils]: 52: Hoare triple {13283#true} assume ~id1~0 != ~id4~0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 53: Hoare triple {13283#true} assume ~id2~0 != ~id3~0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 54: Hoare triple {13283#true} assume ~id2~0 != ~id4~0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 55: Hoare triple {13283#true} assume ~id3~0 != ~id4~0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 56: Hoare triple {13283#true} assume ~id1~0 >= 0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 57: Hoare triple {13283#true} assume ~id2~0 >= 0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 58: Hoare triple {13283#true} assume ~id3~0 >= 0; {13283#true} is VALID [2022-02-20 19:00:01,241 INFO L290 TraceCheckUtils]: 59: Hoare triple {13283#true} assume ~id4~0 >= 0; {13283#true} is VALID [2022-02-20 19:00:01,242 INFO L290 TraceCheckUtils]: 60: Hoare triple {13283#true} assume 0 == ~r1~0; {13283#true} is VALID [2022-02-20 19:00:01,242 INFO L290 TraceCheckUtils]: 61: Hoare triple {13283#true} assume 0 == ~r2~0; {13283#true} is VALID [2022-02-20 19:00:01,242 INFO L290 TraceCheckUtils]: 62: Hoare triple {13283#true} assume 0 == ~r3~0; {13283#true} is VALID [2022-02-20 19:00:01,242 INFO L290 TraceCheckUtils]: 63: Hoare triple {13283#true} assume 0 == ~r4~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,243 INFO L290 TraceCheckUtils]: 64: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r123~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,243 INFO L290 TraceCheckUtils]: 65: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r133~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,243 INFO L290 TraceCheckUtils]: 66: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r143~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,244 INFO L290 TraceCheckUtils]: 67: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r213~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,245 INFO L290 TraceCheckUtils]: 68: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r233~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,245 INFO L290 TraceCheckUtils]: 69: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r243~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,245 INFO L290 TraceCheckUtils]: 70: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r313~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,246 INFO L290 TraceCheckUtils]: 71: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r323~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,246 INFO L290 TraceCheckUtils]: 72: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r343~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,246 INFO L290 TraceCheckUtils]: 73: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r413~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,247 INFO L290 TraceCheckUtils]: 74: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r423~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,247 INFO L290 TraceCheckUtils]: 75: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == main_~init__r433~0#1 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,248 INFO L290 TraceCheckUtils]: 76: Hoare triple {13285#(<= ~r4~0 0)} assume ~max1~0 == ~id1~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,248 INFO L290 TraceCheckUtils]: 77: Hoare triple {13285#(<= ~r4~0 0)} assume ~max2~0 == ~id2~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,248 INFO L290 TraceCheckUtils]: 78: Hoare triple {13285#(<= ~r4~0 0)} assume ~max3~0 == ~id3~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,248 INFO L290 TraceCheckUtils]: 79: Hoare triple {13285#(<= ~r4~0 0)} assume ~max4~0 == ~id4~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,249 INFO L290 TraceCheckUtils]: 80: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~st1~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,249 INFO L290 TraceCheckUtils]: 81: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~st2~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,249 INFO L290 TraceCheckUtils]: 82: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~st3~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,250 INFO L290 TraceCheckUtils]: 83: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~st4~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,250 INFO L290 TraceCheckUtils]: 84: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~nl1~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,250 INFO L290 TraceCheckUtils]: 85: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~nl2~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,251 INFO L290 TraceCheckUtils]: 86: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~nl3~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,251 INFO L290 TraceCheckUtils]: 87: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~nl4~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,251 INFO L290 TraceCheckUtils]: 88: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~mode1~0 % 256; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,252 INFO L290 TraceCheckUtils]: 89: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~mode2~0 % 256; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,252 INFO L290 TraceCheckUtils]: 90: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~mode3~0 % 256; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,252 INFO L290 TraceCheckUtils]: 91: Hoare triple {13285#(<= ~r4~0 0)} assume 0 == ~mode4~0 % 256; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,253 INFO L290 TraceCheckUtils]: 92: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == ~newmax1~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,253 INFO L290 TraceCheckUtils]: 93: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == ~newmax2~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,253 INFO L290 TraceCheckUtils]: 94: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == ~newmax3~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,254 INFO L290 TraceCheckUtils]: 95: Hoare triple {13285#(<= ~r4~0 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,254 INFO L290 TraceCheckUtils]: 96: Hoare triple {13285#(<= ~r4~0 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,254 INFO L290 TraceCheckUtils]: 97: Hoare triple {13285#(<= ~r4~0 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,255 INFO L290 TraceCheckUtils]: 98: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~mode1~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,255 INFO L290 TraceCheckUtils]: 99: Hoare triple {13285#(<= ~r4~0 0)} assume ~r1~0 < 3; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,255 INFO L290 TraceCheckUtils]: 100: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep12~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,256 INFO L290 TraceCheckUtils]: 101: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep13~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,256 INFO L290 TraceCheckUtils]: 102: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep14~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,256 INFO L290 TraceCheckUtils]: 103: Hoare triple {13285#(<= ~r4~0 0)} ~mode1~0 := 1; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,257 INFO L290 TraceCheckUtils]: 104: Hoare triple {13285#(<= ~r4~0 0)} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,257 INFO L290 TraceCheckUtils]: 105: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~mode2~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,259 INFO L290 TraceCheckUtils]: 106: Hoare triple {13285#(<= ~r4~0 0)} assume ~r2~0 < 3; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,259 INFO L290 TraceCheckUtils]: 107: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep21~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,259 INFO L290 TraceCheckUtils]: 108: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep23~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,260 INFO L290 TraceCheckUtils]: 109: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep24~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,260 INFO L290 TraceCheckUtils]: 110: Hoare triple {13285#(<= ~r4~0 0)} ~mode2~0 := 1; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,260 INFO L290 TraceCheckUtils]: 111: Hoare triple {13285#(<= ~r4~0 0)} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,261 INFO L290 TraceCheckUtils]: 112: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~mode3~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,261 INFO L290 TraceCheckUtils]: 113: Hoare triple {13285#(<= ~r4~0 0)} assume ~r3~0 < 3; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,262 INFO L290 TraceCheckUtils]: 114: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep31~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,262 INFO L290 TraceCheckUtils]: 115: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep32~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,262 INFO L290 TraceCheckUtils]: 116: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~ep34~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,263 INFO L290 TraceCheckUtils]: 117: Hoare triple {13285#(<= ~r4~0 0)} ~mode3~0 := 1; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,263 INFO L290 TraceCheckUtils]: 118: Hoare triple {13285#(<= ~r4~0 0)} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,263 INFO L290 TraceCheckUtils]: 119: Hoare triple {13285#(<= ~r4~0 0)} assume !!(0 == ~mode4~0 % 256); {13285#(<= ~r4~0 0)} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 120: Hoare triple {13285#(<= ~r4~0 0)} assume !(~r4~0 < 3); {13284#false} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 121: Hoare triple {13284#false} ~mode4~0 := 1; {13284#false} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 122: Hoare triple {13284#false} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {13284#false} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 123: Hoare triple {13284#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {13284#false} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 124: Hoare triple {13284#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {13284#false} is VALID [2022-02-20 19:00:01,264 INFO L290 TraceCheckUtils]: 125: Hoare triple {13284#false} assume 0 == main_~assert__arg~0#1 % 256; {13284#false} is VALID [2022-02-20 19:00:01,265 INFO L290 TraceCheckUtils]: 126: Hoare triple {13284#false} assume !false; {13284#false} is VALID [2022-02-20 19:00:01,267 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 19:00:01,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:00:01,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916478372] [2022-02-20 19:00:01,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916478372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:00:01,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:00:01,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 19:00:01,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552214389] [2022-02-20 19:00:01,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:00:01,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:01,277 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:00:01,278 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:01,366 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 19:00:01,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:00:01,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:00:01,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:00:01,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 19:00:01,367 INFO L87 Difference]: Start difference. First operand 1219 states and 2022 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:03,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:03,163 INFO L93 Difference]: Finished difference Result 3191 states and 5296 transitions. [2022-02-20 19:00:03,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 19:00:03,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:03,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:00:03,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 19:00:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2022-02-20 19:00:03,175 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1036 transitions. [2022-02-20 19:00:03,824 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1036 edges. 1036 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:04,020 INFO L225 Difference]: With dead ends: 3191 [2022-02-20 19:00:04,020 INFO L226 Difference]: Without dead ends: 2165 [2022-02-20 19:00:04,022 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 19:00:04,023 INFO L933 BasicCegarLoop]: 558 mSDtfsCounter, 204 mSDsluCounter, 519 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:00:04,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [204 Valid, 1077 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:00:04,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2165 states. [2022-02-20 19:00:04,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2165 to 2163. [2022-02-20 19:00:04,831 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:00:04,837 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2165 states. Second operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 19:00:04,841 INFO L74 IsIncluded]: Start isIncluded. First operand 2165 states. Second operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 19:00:04,858 INFO L87 Difference]: Start difference. First operand 2165 states. Second operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 19:00:05,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:05,041 INFO L93 Difference]: Finished difference Result 2165 states and 3579 transitions. [2022-02-20 19:00:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 3579 transitions. [2022-02-20 19:00:05,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:05,044 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:05,049 INFO L74 IsIncluded]: Start isIncluded. First operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 2165 states. [2022-02-20 19:00:05,052 INFO L87 Difference]: Start difference. First operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 2165 states. [2022-02-20 19:00:05,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:05,202 INFO L93 Difference]: Finished difference Result 2165 states and 3579 transitions. [2022-02-20 19:00:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 3579 transitions. [2022-02-20 19:00:05,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:05,206 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:05,206 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:00:05,206 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:00:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2163 states, 2162 states have (on average 1.6549491211840888) internal successors, (3578), 2162 states have internal predecessors, (3578), 0 states have call successors, (0), 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 19:00:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 2163 states and 3578 transitions. [2022-02-20 19:00:05,414 INFO L78 Accepts]: Start accepts. Automaton has 2163 states and 3578 transitions. Word has length 127 [2022-02-20 19:00:05,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:00:05,414 INFO L470 AbstractCegarLoop]: Abstraction has 2163 states and 3578 transitions. [2022-02-20 19:00:05,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 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 19:00:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 3578 transitions. [2022-02-20 19:00:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-02-20 19:00:05,416 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:00:05,417 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] [2022-02-20 19:00:05,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 19:00:05,417 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:00:05,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:00:05,418 INFO L85 PathProgramCache]: Analyzing trace with hash -559497898, now seen corresponding path program 1 times [2022-02-20 19:00:05,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:00:05,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249505221] [2022-02-20 19:00:05,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:00:05,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:00:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:00:05,534 INFO L290 TraceCheckUtils]: 0: Hoare triple {25204#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {25204#true} is VALID [2022-02-20 19:00:05,534 INFO L290 TraceCheckUtils]: 1: Hoare triple {25204#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 2: Hoare triple {25204#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 3: Hoare triple {25204#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 4: Hoare triple {25204#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 5: Hoare triple {25204#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 6: Hoare triple {25204#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,535 INFO L290 TraceCheckUtils]: 7: Hoare triple {25204#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 8: Hoare triple {25204#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 9: Hoare triple {25204#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 10: Hoare triple {25204#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 11: Hoare triple {25204#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 12: Hoare triple {25204#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 13: Hoare triple {25204#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,536 INFO L290 TraceCheckUtils]: 14: Hoare triple {25204#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 15: Hoare triple {25204#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 16: Hoare triple {25204#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 17: Hoare triple {25204#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 18: Hoare triple {25204#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 19: Hoare triple {25204#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,537 INFO L290 TraceCheckUtils]: 20: Hoare triple {25204#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 21: Hoare triple {25204#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 22: Hoare triple {25204#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 23: Hoare triple {25204#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 24: Hoare triple {25204#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 25: Hoare triple {25204#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 26: Hoare triple {25204#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,538 INFO L290 TraceCheckUtils]: 27: Hoare triple {25204#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 28: Hoare triple {25204#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 29: Hoare triple {25204#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 30: Hoare triple {25204#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 31: Hoare triple {25204#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 32: Hoare triple {25204#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,539 INFO L290 TraceCheckUtils]: 33: Hoare triple {25204#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 34: Hoare triple {25204#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 35: Hoare triple {25204#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 36: Hoare triple {25204#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 37: Hoare triple {25204#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 38: Hoare triple {25204#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 39: Hoare triple {25204#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,540 INFO L290 TraceCheckUtils]: 40: Hoare triple {25204#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 41: Hoare triple {25204#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 42: Hoare triple {25204#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 43: Hoare triple {25204#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 44: Hoare triple {25204#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 45: Hoare triple {25204#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 46: Hoare triple {25204#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,541 INFO L290 TraceCheckUtils]: 47: Hoare triple {25204#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 48: Hoare triple {25204#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 49: Hoare triple {25204#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 50: Hoare triple {25204#true} assume ~id1~0 != ~id2~0; {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 51: Hoare triple {25204#true} assume ~id1~0 != ~id3~0; {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 52: Hoare triple {25204#true} assume ~id1~0 != ~id4~0; {25204#true} is VALID [2022-02-20 19:00:05,542 INFO L290 TraceCheckUtils]: 53: Hoare triple {25204#true} assume ~id2~0 != ~id3~0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 54: Hoare triple {25204#true} assume ~id2~0 != ~id4~0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 55: Hoare triple {25204#true} assume ~id3~0 != ~id4~0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 56: Hoare triple {25204#true} assume ~id1~0 >= 0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 57: Hoare triple {25204#true} assume ~id2~0 >= 0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 58: Hoare triple {25204#true} assume ~id3~0 >= 0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 59: Hoare triple {25204#true} assume ~id4~0 >= 0; {25204#true} is VALID [2022-02-20 19:00:05,543 INFO L290 TraceCheckUtils]: 60: Hoare triple {25204#true} assume 0 == ~r1~0; {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 61: Hoare triple {25204#true} assume 0 == ~r2~0; {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 62: Hoare triple {25204#true} assume 0 == ~r3~0; {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 63: Hoare triple {25204#true} assume 0 == ~r4~0; {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 64: Hoare triple {25204#true} assume !(0 == main_~init__r123~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 65: Hoare triple {25204#true} assume !(0 == main_~init__r133~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 66: Hoare triple {25204#true} assume !(0 == main_~init__r143~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,544 INFO L290 TraceCheckUtils]: 67: Hoare triple {25204#true} assume !(0 == main_~init__r213~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 68: Hoare triple {25204#true} assume !(0 == main_~init__r233~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 69: Hoare triple {25204#true} assume !(0 == main_~init__r243~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 70: Hoare triple {25204#true} assume !(0 == main_~init__r313~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 71: Hoare triple {25204#true} assume !(0 == main_~init__r323~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 72: Hoare triple {25204#true} assume !(0 == main_~init__r343~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 73: Hoare triple {25204#true} assume !(0 == main_~init__r413~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,545 INFO L290 TraceCheckUtils]: 74: Hoare triple {25204#true} assume !(0 == main_~init__r423~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,546 INFO L290 TraceCheckUtils]: 75: Hoare triple {25204#true} assume !(0 == main_~init__r433~0#1 % 256); {25204#true} is VALID [2022-02-20 19:00:05,546 INFO L290 TraceCheckUtils]: 76: Hoare triple {25204#true} assume ~max1~0 == ~id1~0; {25204#true} is VALID [2022-02-20 19:00:05,546 INFO L290 TraceCheckUtils]: 77: Hoare triple {25204#true} assume ~max2~0 == ~id2~0; {25204#true} is VALID [2022-02-20 19:00:05,546 INFO L290 TraceCheckUtils]: 78: Hoare triple {25204#true} assume ~max3~0 == ~id3~0; {25204#true} is VALID [2022-02-20 19:00:05,546 INFO L290 TraceCheckUtils]: 79: Hoare triple {25204#true} assume ~max4~0 == ~id4~0; {25204#true} is VALID [2022-02-20 19:00:05,547 INFO L290 TraceCheckUtils]: 80: Hoare triple {25204#true} assume 0 == ~st1~0; {25206#(<= ~st1~0 0)} is VALID [2022-02-20 19:00:05,547 INFO L290 TraceCheckUtils]: 81: Hoare triple {25206#(<= ~st1~0 0)} assume 0 == ~st2~0; {25207#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,547 INFO L290 TraceCheckUtils]: 82: Hoare triple {25207#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {25208#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,548 INFO L290 TraceCheckUtils]: 83: Hoare triple {25208#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,548 INFO L290 TraceCheckUtils]: 84: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl1~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,549 INFO L290 TraceCheckUtils]: 85: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl2~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,549 INFO L290 TraceCheckUtils]: 86: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl3~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,549 INFO L290 TraceCheckUtils]: 87: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl4~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,550 INFO L290 TraceCheckUtils]: 88: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode1~0 % 256; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,550 INFO L290 TraceCheckUtils]: 89: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,550 INFO L290 TraceCheckUtils]: 90: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,551 INFO L290 TraceCheckUtils]: 91: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,551 INFO L290 TraceCheckUtils]: 92: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(0 == ~newmax1~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,552 INFO L290 TraceCheckUtils]: 93: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(0 == ~newmax2~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,552 INFO L290 TraceCheckUtils]: 94: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(0 == ~newmax3~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,552 INFO L290 TraceCheckUtils]: 95: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,553 INFO L290 TraceCheckUtils]: 96: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,553 INFO L290 TraceCheckUtils]: 97: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,554 INFO L290 TraceCheckUtils]: 98: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode1~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,554 INFO L290 TraceCheckUtils]: 99: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r1~0 < 3; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,555 INFO L290 TraceCheckUtils]: 100: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep12~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,555 INFO L290 TraceCheckUtils]: 101: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep13~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,555 INFO L290 TraceCheckUtils]: 102: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep14~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,556 INFO L290 TraceCheckUtils]: 103: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode1~0 := 1; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,556 INFO L290 TraceCheckUtils]: 104: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,557 INFO L290 TraceCheckUtils]: 105: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode2~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,557 INFO L290 TraceCheckUtils]: 106: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r2~0 < 3; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,557 INFO L290 TraceCheckUtils]: 107: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep21~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,558 INFO L290 TraceCheckUtils]: 108: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep23~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,558 INFO L290 TraceCheckUtils]: 109: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep24~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,558 INFO L290 TraceCheckUtils]: 110: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode2~0 := 1; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,559 INFO L290 TraceCheckUtils]: 111: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,559 INFO L290 TraceCheckUtils]: 112: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode3~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,560 INFO L290 TraceCheckUtils]: 113: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r3~0 < 3; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,560 INFO L290 TraceCheckUtils]: 114: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep31~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,560 INFO L290 TraceCheckUtils]: 115: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep32~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,561 INFO L290 TraceCheckUtils]: 116: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep34~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,561 INFO L290 TraceCheckUtils]: 117: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode3~0 := 1; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,562 INFO L290 TraceCheckUtils]: 118: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,562 INFO L290 TraceCheckUtils]: 119: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode4~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,562 INFO L290 TraceCheckUtils]: 120: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r4~0 < 3; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,563 INFO L290 TraceCheckUtils]: 121: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep41~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,563 INFO L290 TraceCheckUtils]: 122: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep42~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,564 INFO L290 TraceCheckUtils]: 123: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep43~0 % 256); {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,564 INFO L290 TraceCheckUtils]: 124: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode4~0 := 1; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,564 INFO L290 TraceCheckUtils]: 125: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:05,565 INFO L290 TraceCheckUtils]: 126: Hoare triple {25209#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {25205#false} is VALID [2022-02-20 19:00:05,565 INFO L290 TraceCheckUtils]: 127: Hoare triple {25205#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {25205#false} is VALID [2022-02-20 19:00:05,565 INFO L290 TraceCheckUtils]: 128: Hoare triple {25205#false} assume 0 == main_~assert__arg~0#1 % 256; {25205#false} is VALID [2022-02-20 19:00:05,565 INFO L290 TraceCheckUtils]: 129: Hoare triple {25205#false} assume !false; {25205#false} is VALID [2022-02-20 19:00:05,567 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 19:00:05,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:00:05,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249505221] [2022-02-20 19:00:05,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249505221] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:00:05,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:00:05,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 19:00:05,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600661605] [2022-02-20 19:00:05,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:00:05,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 130 [2022-02-20 19:00:05,570 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:00:05,570 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 19:00:05,662 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:05,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 19:00:05,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:00:05,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 19:00:05,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 19:00:05,663 INFO L87 Difference]: Start difference. First operand 2163 states and 3578 transitions. Second operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 19:00:20,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:20,209 INFO L93 Difference]: Finished difference Result 11283 states and 18810 transitions. [2022-02-20 19:00:20,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 19:00:20,209 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 130 [2022-02-20 19:00:20,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:00:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 19:00:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2536 transitions. [2022-02-20 19:00:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 19:00:20,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2536 transitions. [2022-02-20 19:00:20,224 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 2536 transitions. [2022-02-20 19:00:21,995 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2536 edges. 2536 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:25,536 INFO L225 Difference]: With dead ends: 11283 [2022-02-20 19:00:25,536 INFO L226 Difference]: Without dead ends: 9313 [2022-02-20 19:00:25,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:00:25,541 INFO L933 BasicCegarLoop]: 552 mSDtfsCounter, 2036 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 5187 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:00:25,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2036 Valid, 5187 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:00:25,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9313 states. [2022-02-20 19:00:29,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9313 to 4001. [2022-02-20 19:00:29,213 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:00:29,218 INFO L82 GeneralOperation]: Start isEquivalent. First operand 9313 states. Second operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 19:00:29,221 INFO L74 IsIncluded]: Start isIncluded. First operand 9313 states. Second operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 19:00:29,225 INFO L87 Difference]: Start difference. First operand 9313 states. Second operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 19:00:31,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:31,698 INFO L93 Difference]: Finished difference Result 9313 states and 15481 transitions. [2022-02-20 19:00:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 9313 states and 15481 transitions. [2022-02-20 19:00:31,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:31,714 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:31,722 INFO L74 IsIncluded]: Start isIncluded. First operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 9313 states. [2022-02-20 19:00:31,730 INFO L87 Difference]: Start difference. First operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 9313 states. [2022-02-20 19:00:34,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:34,229 INFO L93 Difference]: Finished difference Result 9313 states and 15481 transitions. [2022-02-20 19:00:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 9313 states and 15481 transitions. [2022-02-20 19:00:34,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:34,239 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:34,239 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:00:34,239 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:00:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 4000 states have (on average 1.65525) internal successors, (6621), 4000 states have internal predecessors, (6621), 0 states have call successors, (0), 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 19:00:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 6621 transitions. [2022-02-20 19:00:34,950 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 6621 transitions. Word has length 130 [2022-02-20 19:00:34,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:00:34,950 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 6621 transitions. [2022-02-20 19:00:34,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 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 19:00:34,950 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 6621 transitions. [2022-02-20 19:00:34,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-20 19:00:34,952 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:00:34,952 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] [2022-02-20 19:00:34,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 19:00:34,953 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:00:34,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:00:34,954 INFO L85 PathProgramCache]: Analyzing trace with hash -231627666, now seen corresponding path program 1 times [2022-02-20 19:00:34,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:00:34,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246050037] [2022-02-20 19:00:34,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:00:34,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:00:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:00:35,043 INFO L290 TraceCheckUtils]: 0: Hoare triple {65599#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(59, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 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];~__return_3420~0 := 0;~__return_3666~0 := 0;~__return_3805~0 := 0; {65599#true} is VALID [2022-02-20 19:00:35,044 INFO L290 TraceCheckUtils]: 1: Hoare triple {65599#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node4____CPAchecker_TMP_2~0#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__newmax~0#1, main_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#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;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~newmax1~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~id2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~r2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~nl2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~m2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~max2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode2~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~newmax2~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~id3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~r3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~st3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~nl3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;assume -128 <= main_#t~nondet36#1 && main_#t~nondet36#1 <= 127;~m3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~max3~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~mode3~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~newmax3~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~id4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~r4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~st4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;assume -128 <= main_#t~nondet43#1 && main_#t~nondet43#1 <= 127;~nl4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume -128 <= main_#t~nondet44#1 && main_#t~nondet44#1 <= 127;~m4~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;assume -128 <= main_#t~nondet45#1 && main_#t~nondet45#1 <= 127;~max4~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~mode4~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~newmax4~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r141~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r241~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r341~0#1;havoc main_~init__r411~0#1;havoc main_~init__r421~0#1;havoc main_~init__r431~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r142~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r242~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___5~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___6~0#1;havoc main_~init__r342~0#1;havoc main_~init__tmp___7~0#1;havoc main_~init__r412~0#1;havoc main_~init__tmp___8~0#1;havoc main_~init__r422~0#1;havoc main_~init__tmp___9~0#1;havoc main_~init__r432~0#1;havoc main_~init__tmp___10~0#1;havoc main_~init__r123~0#1;havoc main_~init__tmp___11~0#1;havoc main_~init__r133~0#1;havoc main_~init__tmp___12~0#1;havoc main_~init__r143~0#1;havoc main_~init__tmp___13~0#1;havoc main_~init__r213~0#1;havoc main_~init__tmp___14~0#1;havoc main_~init__r233~0#1;havoc main_~init__tmp___15~0#1;havoc main_~init__r243~0#1;havoc main_~init__tmp___16~0#1;havoc main_~init__r313~0#1;havoc main_~init__tmp___17~0#1;havoc main_~init__r323~0#1;havoc main_~init__tmp___18~0#1;havoc main_~init__r343~0#1;havoc main_~init__tmp___19~0#1;havoc main_~init__r413~0#1;havoc main_~init__tmp___20~0#1;havoc main_~init__r423~0#1;havoc main_~init__tmp___21~0#1;havoc main_~init__r433~0#1;havoc main_~init__tmp___22~0#1;havoc main_~init__tmp___23~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r141~0#1 := ~ep14~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r241~0#1 := ~ep24~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0;main_~init__r341~0#1 := ~ep34~0;main_~init__r411~0#1 := ~ep41~0;main_~init__r421~0#1 := ~ep42~0;main_~init__r431~0#1 := ~ep43~0; {65599#true} is VALID [2022-02-20 19:00:35,044 INFO L290 TraceCheckUtils]: 2: Hoare triple {65599#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,044 INFO L290 TraceCheckUtils]: 3: Hoare triple {65599#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,044 INFO L290 TraceCheckUtils]: 4: Hoare triple {65599#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 5: Hoare triple {65599#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 6: Hoare triple {65599#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 7: Hoare triple {65599#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 8: Hoare triple {65599#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 9: Hoare triple {65599#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 10: Hoare triple {65599#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,045 INFO L290 TraceCheckUtils]: 11: Hoare triple {65599#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 12: Hoare triple {65599#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 13: Hoare triple {65599#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 14: Hoare triple {65599#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 15: Hoare triple {65599#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 16: Hoare triple {65599#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 17: Hoare triple {65599#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,046 INFO L290 TraceCheckUtils]: 18: Hoare triple {65599#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 19: Hoare triple {65599#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 20: Hoare triple {65599#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 21: Hoare triple {65599#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 22: Hoare triple {65599#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 23: Hoare triple {65599#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,047 INFO L290 TraceCheckUtils]: 24: Hoare triple {65599#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 25: Hoare triple {65599#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 26: Hoare triple {65599#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 27: Hoare triple {65599#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 28: Hoare triple {65599#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 29: Hoare triple {65599#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 30: Hoare triple {65599#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,048 INFO L290 TraceCheckUtils]: 31: Hoare triple {65599#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 32: Hoare triple {65599#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 33: Hoare triple {65599#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 34: Hoare triple {65599#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 35: Hoare triple {65599#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 36: Hoare triple {65599#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,049 INFO L290 TraceCheckUtils]: 37: Hoare triple {65599#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 38: Hoare triple {65599#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 39: Hoare triple {65599#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 40: Hoare triple {65599#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 41: Hoare triple {65599#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 42: Hoare triple {65599#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 43: Hoare triple {65599#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,050 INFO L290 TraceCheckUtils]: 44: Hoare triple {65599#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 45: Hoare triple {65599#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 46: Hoare triple {65599#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 47: Hoare triple {65599#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 48: Hoare triple {65599#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 49: Hoare triple {65599#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {65599#true} is VALID [2022-02-20 19:00:35,051 INFO L290 TraceCheckUtils]: 50: Hoare triple {65599#true} assume ~id1~0 != ~id2~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 51: Hoare triple {65599#true} assume ~id1~0 != ~id3~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 52: Hoare triple {65599#true} assume ~id1~0 != ~id4~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 53: Hoare triple {65599#true} assume ~id2~0 != ~id3~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 54: Hoare triple {65599#true} assume ~id2~0 != ~id4~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 55: Hoare triple {65599#true} assume ~id3~0 != ~id4~0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 56: Hoare triple {65599#true} assume ~id1~0 >= 0; {65599#true} is VALID [2022-02-20 19:00:35,052 INFO L290 TraceCheckUtils]: 57: Hoare triple {65599#true} assume ~id2~0 >= 0; {65599#true} is VALID [2022-02-20 19:00:35,053 INFO L290 TraceCheckUtils]: 58: Hoare triple {65599#true} assume ~id3~0 >= 0; {65599#true} is VALID [2022-02-20 19:00:35,053 INFO L290 TraceCheckUtils]: 59: Hoare triple {65599#true} assume ~id4~0 >= 0; {65599#true} is VALID [2022-02-20 19:00:35,054 INFO L290 TraceCheckUtils]: 60: Hoare triple {65599#true} assume 0 == ~r1~0; {65599#true} is VALID [2022-02-20 19:00:35,054 INFO L290 TraceCheckUtils]: 61: Hoare triple {65599#true} assume 0 == ~r2~0; {65599#true} is VALID [2022-02-20 19:00:35,054 INFO L290 TraceCheckUtils]: 62: Hoare triple {65599#true} assume 0 == ~r3~0; {65599#true} is VALID [2022-02-20 19:00:35,054 INFO L290 TraceCheckUtils]: 63: Hoare triple {65599#true} assume 0 == ~r4~0; {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 64: Hoare triple {65599#true} assume !(0 == main_~init__r123~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 65: Hoare triple {65599#true} assume !(0 == main_~init__r133~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 66: Hoare triple {65599#true} assume !(0 == main_~init__r143~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 67: Hoare triple {65599#true} assume !(0 == main_~init__r213~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 68: Hoare triple {65599#true} assume !(0 == main_~init__r233~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 69: Hoare triple {65599#true} assume !(0 == main_~init__r243~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,055 INFO L290 TraceCheckUtils]: 70: Hoare triple {65599#true} assume !(0 == main_~init__r313~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 71: Hoare triple {65599#true} assume !(0 == main_~init__r323~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 72: Hoare triple {65599#true} assume !(0 == main_~init__r343~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 73: Hoare triple {65599#true} assume !(0 == main_~init__r413~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 74: Hoare triple {65599#true} assume !(0 == main_~init__r423~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 75: Hoare triple {65599#true} assume !(0 == main_~init__r433~0#1 % 256); {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 76: Hoare triple {65599#true} assume ~max1~0 == ~id1~0; {65599#true} is VALID [2022-02-20 19:00:35,056 INFO L290 TraceCheckUtils]: 77: Hoare triple {65599#true} assume ~max2~0 == ~id2~0; {65599#true} is VALID [2022-02-20 19:00:35,057 INFO L290 TraceCheckUtils]: 78: Hoare triple {65599#true} assume ~max3~0 == ~id3~0; {65599#true} is VALID [2022-02-20 19:00:35,057 INFO L290 TraceCheckUtils]: 79: Hoare triple {65599#true} assume ~max4~0 == ~id4~0; {65599#true} is VALID [2022-02-20 19:00:35,057 INFO L290 TraceCheckUtils]: 80: Hoare triple {65599#true} assume 0 == ~st1~0; {65601#(<= ~st1~0 0)} is VALID [2022-02-20 19:00:35,058 INFO L290 TraceCheckUtils]: 81: Hoare triple {65601#(<= ~st1~0 0)} assume 0 == ~st2~0; {65601#(<= ~st1~0 0)} is VALID [2022-02-20 19:00:35,058 INFO L290 TraceCheckUtils]: 82: Hoare triple {65601#(<= ~st1~0 0)} assume 0 == ~st3~0; {65601#(<= ~st1~0 0)} is VALID [2022-02-20 19:00:35,058 INFO L290 TraceCheckUtils]: 83: Hoare triple {65601#(<= ~st1~0 0)} assume 0 == ~st4~0; {65601#(<= ~st1~0 0)} is VALID [2022-02-20 19:00:35,059 INFO L290 TraceCheckUtils]: 84: Hoare triple {65601#(<= ~st1~0 0)} assume 0 == ~nl1~0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,059 INFO L290 TraceCheckUtils]: 85: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~nl2~0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,059 INFO L290 TraceCheckUtils]: 86: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~nl3~0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,060 INFO L290 TraceCheckUtils]: 87: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~nl4~0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,060 INFO L290 TraceCheckUtils]: 88: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~mode1~0 % 256; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,060 INFO L290 TraceCheckUtils]: 89: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,061 INFO L290 TraceCheckUtils]: 90: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,061 INFO L290 TraceCheckUtils]: 91: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,062 INFO L290 TraceCheckUtils]: 92: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !(0 == ~newmax1~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,062 INFO L290 TraceCheckUtils]: 93: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !(0 == ~newmax2~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,062 INFO L290 TraceCheckUtils]: 94: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !(0 == ~newmax3~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,063 INFO L290 TraceCheckUtils]: 95: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !(0 == ~newmax4~0 % 256);main_~init__tmp___23~0#1 := 1;~__return_3420~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_3420~0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,063 INFO L290 TraceCheckUtils]: 96: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,063 INFO L290 TraceCheckUtils]: 97: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,064 INFO L290 TraceCheckUtils]: 98: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~mode1~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,064 INFO L290 TraceCheckUtils]: 99: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume ~r1~0 < 3; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,064 INFO L290 TraceCheckUtils]: 100: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep12~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,065 INFO L290 TraceCheckUtils]: 101: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep13~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,065 INFO L290 TraceCheckUtils]: 102: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep14~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,065 INFO L290 TraceCheckUtils]: 103: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} ~mode1~0 := 1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,066 INFO L290 TraceCheckUtils]: 104: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,066 INFO L290 TraceCheckUtils]: 105: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~mode2~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,066 INFO L290 TraceCheckUtils]: 106: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume ~r2~0 < 3; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,067 INFO L290 TraceCheckUtils]: 107: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep21~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,067 INFO L290 TraceCheckUtils]: 108: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep23~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,067 INFO L290 TraceCheckUtils]: 109: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep24~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,068 INFO L290 TraceCheckUtils]: 110: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} ~mode2~0 := 1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,068 INFO L290 TraceCheckUtils]: 111: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,068 INFO L290 TraceCheckUtils]: 112: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~mode3~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,069 INFO L290 TraceCheckUtils]: 113: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume ~r3~0 < 3; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,069 INFO L290 TraceCheckUtils]: 114: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep31~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,070 INFO L290 TraceCheckUtils]: 115: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep32~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,070 INFO L290 TraceCheckUtils]: 116: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep34~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,070 INFO L290 TraceCheckUtils]: 117: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} ~mode3~0 := 1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,071 INFO L290 TraceCheckUtils]: 118: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} havoc main_~node4__newmax~0#1;main_~node4__newmax~0#1 := 0; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,071 INFO L290 TraceCheckUtils]: 119: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~mode4~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,071 INFO L290 TraceCheckUtils]: 120: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume ~r4~0 < 3; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,072 INFO L290 TraceCheckUtils]: 121: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep41~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,072 INFO L290 TraceCheckUtils]: 122: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep42~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,072 INFO L290 TraceCheckUtils]: 123: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !!(0 == ~ep43~0 % 256); {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,073 INFO L290 TraceCheckUtils]: 124: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} ~mode4~0 := 1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,073 INFO L290 TraceCheckUtils]: 125: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,073 INFO L290 TraceCheckUtils]: 126: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {65602#(<= (+ ~nl1~0 ~st1~0) 0)} is VALID [2022-02-20 19:00:35,074 INFO L290 TraceCheckUtils]: 127: Hoare triple {65602#(<= (+ ~nl1~0 ~st1~0) 0)} assume !(~st1~0 + ~nl1~0 <= 1);main_~check__tmp~0#1 := 0; {65600#false} is VALID [2022-02-20 19:00:35,074 INFO L290 TraceCheckUtils]: 128: Hoare triple {65600#false} ~__return_3666~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_3666~0;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; {65600#false} is VALID [2022-02-20 19:00:35,074 INFO L290 TraceCheckUtils]: 129: Hoare triple {65600#false} assume 0 == main_~assert__arg~0#1 % 256; {65600#false} is VALID [2022-02-20 19:00:35,075 INFO L290 TraceCheckUtils]: 130: Hoare triple {65600#false} assume !false; {65600#false} is VALID [2022-02-20 19:00:35,075 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 19:00:35,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:00:35,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246050037] [2022-02-20 19:00:35,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246050037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:00:35,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:00:35,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:00:35,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35540671] [2022-02-20 19:00:35,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:00:35,077 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2022-02-20 19:00:35,077 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:00:35,077 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 19:00:35,157 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:35,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:00:35,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:00:35,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:00:35,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:00:35,160 INFO L87 Difference]: Start difference. First operand 4001 states and 6621 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 19:00:48,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:48,596 INFO L93 Difference]: Finished difference Result 11713 states and 19481 transitions. [2022-02-20 19:00:48,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 19:00:48,597 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2022-02-20 19:00:48,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:00:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 19:00:48,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1301 transitions. [2022-02-20 19:00:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 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 19:00:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1301 transitions. [2022-02-20 19:00:48,605 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1301 transitions. [2022-02-20 19:00:49,341 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1301 edges. 1301 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.