./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.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_floodmax.4.1.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 2b4e579e156345915e1fde26fcd53bce80a36e2067cd5c9341971cdf8691491e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:40:24,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:40:24,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:40:24,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:40:24,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:40:24,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:40:24,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:40:24,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:40:24,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:40:24,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:40:24,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:40:24,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:40:24,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:40:24,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:40:24,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:40:24,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:40:24,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:40:24,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:40:24,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:40:24,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:40:24,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:40:24,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:40:24,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:40:24,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:40:24,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:40:24,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:40:24,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:40:24,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:40:24,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:40:24,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:40:24,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:40:24,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:40:24,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:40:24,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:40:24,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:40:24,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:40:24,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:40:24,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:40:24,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:40:24,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:40:24,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:40:24,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:40:24,467 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:40:24,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:40:24,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:40:24,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:40:24,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:40:24,469 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:40:24,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:40:24,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:40:24,470 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:40:24,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:40:24,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:40:24,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:40:24,472 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:40:24,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:40:24,472 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:40:24,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:40:24,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:40:24,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:40:24,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:40:24,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:40:24,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:40:24,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:40:24,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:40:24,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:40:24,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:40:24,474 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:40:24,474 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:40:24,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:40:24,475 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b4e579e156345915e1fde26fcd53bce80a36e2067cd5c9341971cdf8691491e [2022-02-20 18:40:24,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:40:24,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:40:24,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:40:24,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:40:24,705 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:40:24,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:40:24,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27f3f125/3e836ba12b034fd0936a2809559086ec/FLAGff71b8223 [2022-02-20 18:40:25,179 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:40:25,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:40:25,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27f3f125/3e836ba12b034fd0936a2809559086ec/FLAGff71b8223 [2022-02-20 18:40:25,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f27f3f125/3e836ba12b034fd0936a2809559086ec [2022-02-20 18:40:25,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:40:25,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:40:25,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:40:25,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:40:25,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:40:25,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe914c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25, skipping insertion in model container [2022-02-20 18:40:25,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:40:25,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:40:25,492 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_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[12498,12511] [2022-02-20 18:40:25,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:40:25,554 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:40:25,615 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_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[12498,12511] [2022-02-20 18:40:25,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:40:25,672 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:40:25,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25 WrapperNode [2022-02-20 18:40:25,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:40:25,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:40:25,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:40:25,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:40:25,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,763 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1256 [2022-02-20 18:40:25,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:40:25,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:40:25,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:40:25,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:40:25,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:40:25,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:40:25,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:40:25,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:40:25,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (1/1) ... [2022-02-20 18:40:25,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:40:25,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:40:25,852 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 18:40:25,854 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 18:40:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:40:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:40:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:40:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:40:26,007 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:40:26,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:40:26,919 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:40:26,926 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:40:26,926 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:40:26,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:40:26 BoogieIcfgContainer [2022-02-20 18:40:26,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:40:26,929 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:40:26,929 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:40:26,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:40:26,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:40:25" (1/3) ... [2022-02-20 18:40:26,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4ec506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:40:26, skipping insertion in model container [2022-02-20 18:40:26,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:40:25" (2/3) ... [2022-02-20 18:40:26,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4ec506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:40:26, skipping insertion in model container [2022-02-20 18:40:26,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:40:26" (3/3) ... [2022-02-20 18:40:26,934 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2022-02-20 18:40:26,937 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:40:26,937 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:40:26,968 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:40:26,972 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 18:40:26,972 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:40:26,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 307 states, 305 states have (on average 1.79672131147541) internal successors, (548), 306 states have internal predecessors, (548), 0 states have call successors, (0), 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 18:40:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-02-20 18:40:27,009 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:27,009 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] [2022-02-20 18:40:27,010 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:27,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:27,013 INFO L85 PathProgramCache]: Analyzing trace with hash 103029560, now seen corresponding path program 1 times [2022-02-20 18:40:27,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:27,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781968615] [2022-02-20 18:40:27,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:27,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:27,375 INFO L290 TraceCheckUtils]: 0: Hoare triple {310#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {310#true} is VALID [2022-02-20 18:40:27,376 INFO L290 TraceCheckUtils]: 1: Hoare triple {310#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {310#true} is VALID [2022-02-20 18:40:27,376 INFO L290 TraceCheckUtils]: 2: Hoare triple {310#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,376 INFO L290 TraceCheckUtils]: 3: Hoare triple {310#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,376 INFO L290 TraceCheckUtils]: 4: Hoare triple {310#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,377 INFO L290 TraceCheckUtils]: 5: Hoare triple {310#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,377 INFO L290 TraceCheckUtils]: 6: Hoare triple {310#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,377 INFO L290 TraceCheckUtils]: 7: Hoare triple {310#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,377 INFO L290 TraceCheckUtils]: 8: Hoare triple {310#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,377 INFO L290 TraceCheckUtils]: 9: Hoare triple {310#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,378 INFO L290 TraceCheckUtils]: 10: Hoare triple {310#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,378 INFO L290 TraceCheckUtils]: 11: Hoare triple {310#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,378 INFO L290 TraceCheckUtils]: 12: Hoare triple {310#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,378 INFO L290 TraceCheckUtils]: 13: Hoare triple {310#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,378 INFO L290 TraceCheckUtils]: 14: Hoare triple {310#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,379 INFO L290 TraceCheckUtils]: 15: Hoare triple {310#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,379 INFO L290 TraceCheckUtils]: 16: Hoare triple {310#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,379 INFO L290 TraceCheckUtils]: 17: Hoare triple {310#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,379 INFO L290 TraceCheckUtils]: 18: Hoare triple {310#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,379 INFO L290 TraceCheckUtils]: 19: Hoare triple {310#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,380 INFO L290 TraceCheckUtils]: 20: Hoare triple {310#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,380 INFO L290 TraceCheckUtils]: 21: Hoare triple {310#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,380 INFO L290 TraceCheckUtils]: 22: Hoare triple {310#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,380 INFO L290 TraceCheckUtils]: 23: Hoare triple {310#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,381 INFO L290 TraceCheckUtils]: 24: Hoare triple {310#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,381 INFO L290 TraceCheckUtils]: 25: Hoare triple {310#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,381 INFO L290 TraceCheckUtils]: 26: Hoare triple {310#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,381 INFO L290 TraceCheckUtils]: 27: Hoare triple {310#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,381 INFO L290 TraceCheckUtils]: 28: Hoare triple {310#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,382 INFO L290 TraceCheckUtils]: 29: Hoare triple {310#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,382 INFO L290 TraceCheckUtils]: 30: Hoare triple {310#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,382 INFO L290 TraceCheckUtils]: 31: Hoare triple {310#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,382 INFO L290 TraceCheckUtils]: 32: Hoare triple {310#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,382 INFO L290 TraceCheckUtils]: 33: Hoare triple {310#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,383 INFO L290 TraceCheckUtils]: 34: Hoare triple {310#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,383 INFO L290 TraceCheckUtils]: 35: Hoare triple {310#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,383 INFO L290 TraceCheckUtils]: 36: Hoare triple {310#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,383 INFO L290 TraceCheckUtils]: 37: Hoare triple {310#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,383 INFO L290 TraceCheckUtils]: 38: Hoare triple {310#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,384 INFO L290 TraceCheckUtils]: 39: Hoare triple {310#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,384 INFO L290 TraceCheckUtils]: 40: Hoare triple {310#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,384 INFO L290 TraceCheckUtils]: 41: Hoare triple {310#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,384 INFO L290 TraceCheckUtils]: 42: Hoare triple {310#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,384 INFO L290 TraceCheckUtils]: 43: Hoare triple {310#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,385 INFO L290 TraceCheckUtils]: 44: Hoare triple {310#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,385 INFO L290 TraceCheckUtils]: 45: Hoare triple {310#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,385 INFO L290 TraceCheckUtils]: 46: Hoare triple {310#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,385 INFO L290 TraceCheckUtils]: 47: Hoare triple {310#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,385 INFO L290 TraceCheckUtils]: 48: Hoare triple {310#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 49: Hoare triple {310#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 50: Hoare triple {310#true} assume ~id1~0 != ~id2~0; {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 51: Hoare triple {310#true} assume ~id1~0 != ~id3~0; {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 52: Hoare triple {310#true} assume ~id1~0 != ~id4~0; {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 53: Hoare triple {310#true} assume ~id2~0 != ~id3~0; {310#true} is VALID [2022-02-20 18:40:27,386 INFO L290 TraceCheckUtils]: 54: Hoare triple {310#true} assume ~id2~0 != ~id4~0; {310#true} is VALID [2022-02-20 18:40:27,387 INFO L290 TraceCheckUtils]: 55: Hoare triple {310#true} assume ~id3~0 != ~id4~0; {310#true} is VALID [2022-02-20 18:40:27,387 INFO L290 TraceCheckUtils]: 56: Hoare triple {310#true} assume ~id1~0 >= 0; {310#true} is VALID [2022-02-20 18:40:27,387 INFO L290 TraceCheckUtils]: 57: Hoare triple {310#true} assume ~id2~0 >= 0; {310#true} is VALID [2022-02-20 18:40:27,387 INFO L290 TraceCheckUtils]: 58: Hoare triple {310#true} assume ~id3~0 >= 0; {310#true} is VALID [2022-02-20 18:40:27,387 INFO L290 TraceCheckUtils]: 59: Hoare triple {310#true} assume ~id4~0 >= 0; {310#true} is VALID [2022-02-20 18:40:27,388 INFO L290 TraceCheckUtils]: 60: Hoare triple {310#true} assume 0 == ~r1~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,389 INFO L290 TraceCheckUtils]: 61: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~r2~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,389 INFO L290 TraceCheckUtils]: 62: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~r3~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,389 INFO L290 TraceCheckUtils]: 63: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~r4~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,390 INFO L290 TraceCheckUtils]: 64: Hoare triple {312#(<= ~r1~0 0)} assume ~max1~0 == ~id1~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,390 INFO L290 TraceCheckUtils]: 65: Hoare triple {312#(<= ~r1~0 0)} assume ~max2~0 == ~id2~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,390 INFO L290 TraceCheckUtils]: 66: Hoare triple {312#(<= ~r1~0 0)} assume ~max3~0 == ~id3~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,391 INFO L290 TraceCheckUtils]: 67: Hoare triple {312#(<= ~r1~0 0)} assume ~max4~0 == ~id4~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,391 INFO L290 TraceCheckUtils]: 68: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~st1~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,392 INFO L290 TraceCheckUtils]: 69: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~st2~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,392 INFO L290 TraceCheckUtils]: 70: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~st3~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,392 INFO L290 TraceCheckUtils]: 71: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~st4~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,393 INFO L290 TraceCheckUtils]: 72: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~nl1~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,393 INFO L290 TraceCheckUtils]: 73: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~nl2~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,394 INFO L290 TraceCheckUtils]: 74: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~nl3~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,394 INFO L290 TraceCheckUtils]: 75: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~nl4~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,394 INFO L290 TraceCheckUtils]: 76: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~mode1~0 % 256; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,395 INFO L290 TraceCheckUtils]: 77: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~mode2~0 % 256; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,395 INFO L290 TraceCheckUtils]: 78: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~mode3~0 % 256; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,395 INFO L290 TraceCheckUtils]: 79: Hoare triple {312#(<= ~r1~0 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,396 INFO L290 TraceCheckUtils]: 80: Hoare triple {312#(<= ~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; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,396 INFO L290 TraceCheckUtils]: 81: Hoare triple {312#(<= ~r1~0 0)} assume main_~main__i2~0#1 < 8; {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,397 INFO L290 TraceCheckUtils]: 82: Hoare triple {312#(<= ~r1~0 0)} assume !!(0 == ~mode1~0 % 256); {312#(<= ~r1~0 0)} is VALID [2022-02-20 18:40:27,397 INFO L290 TraceCheckUtils]: 83: Hoare triple {312#(<= ~r1~0 0)} assume !(~r1~0 < 3); {311#false} is VALID [2022-02-20 18:40:27,397 INFO L290 TraceCheckUtils]: 84: Hoare triple {311#false} ~mode1~0 := 1; {311#false} is VALID [2022-02-20 18:40:27,398 INFO L290 TraceCheckUtils]: 85: Hoare triple {311#false} assume !!(0 == ~mode2~0 % 256); {311#false} is VALID [2022-02-20 18:40:27,398 INFO L290 TraceCheckUtils]: 86: Hoare triple {311#false} assume !(~r2~0 < 3); {311#false} is VALID [2022-02-20 18:40:27,398 INFO L290 TraceCheckUtils]: 87: Hoare triple {311#false} ~mode2~0 := 1; {311#false} is VALID [2022-02-20 18:40:27,398 INFO L290 TraceCheckUtils]: 88: Hoare triple {311#false} assume !!(0 == ~mode3~0 % 256); {311#false} is VALID [2022-02-20 18:40:27,398 INFO L290 TraceCheckUtils]: 89: Hoare triple {311#false} assume !(~r3~0 < 3); {311#false} is VALID [2022-02-20 18:40:27,399 INFO L290 TraceCheckUtils]: 90: Hoare triple {311#false} ~mode3~0 := 1; {311#false} is VALID [2022-02-20 18:40:27,399 INFO L290 TraceCheckUtils]: 91: Hoare triple {311#false} assume !!(0 == ~mode4~0 % 256); {311#false} is VALID [2022-02-20 18:40:27,399 INFO L290 TraceCheckUtils]: 92: Hoare triple {311#false} assume !(~r4~0 < 3); {311#false} is VALID [2022-02-20 18:40:27,400 INFO L290 TraceCheckUtils]: 93: Hoare triple {311#false} ~mode4~0 := 1; {311#false} is VALID [2022-02-20 18:40:27,400 INFO L290 TraceCheckUtils]: 94: Hoare triple {311#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; {311#false} is VALID [2022-02-20 18:40:27,401 INFO L290 TraceCheckUtils]: 95: Hoare triple {311#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {311#false} is VALID [2022-02-20 18:40:27,401 INFO L290 TraceCheckUtils]: 96: Hoare triple {311#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {311#false} is VALID [2022-02-20 18:40:27,401 INFO L290 TraceCheckUtils]: 97: Hoare triple {311#false} assume 0 == main_~assert__arg~0#1 % 256; {311#false} is VALID [2022-02-20 18:40:27,401 INFO L290 TraceCheckUtils]: 98: Hoare triple {311#false} assume !false; {311#false} is VALID [2022-02-20 18:40:27,402 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 18:40:27,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:27,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781968615] [2022-02-20 18:40:27,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781968615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:27,404 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:27,404 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:27,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556213672] [2022-02-20 18:40:27,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:27,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 99 [2022-02-20 18:40:27,417 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:27,419 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 18:40:27,497 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:27,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:27,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:27,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:27,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:27,523 INFO L87 Difference]: Start difference. First operand has 307 states, 305 states have (on average 1.79672131147541) internal successors, (548), 306 states have internal predecessors, (548), 0 states have call successors, (0), 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 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 18:40:28,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:28,177 INFO L93 Difference]: Finished difference Result 556 states and 967 transitions. [2022-02-20 18:40:28,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:28,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 99 [2022-02-20 18:40:28,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:28,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 18:40:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 967 transitions. [2022-02-20 18:40:28,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 18:40:28,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 967 transitions. [2022-02-20 18:40:28,201 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 967 transitions. [2022-02-20 18:40:28,802 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 967 edges. 967 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:28,828 INFO L225 Difference]: With dead ends: 556 [2022-02-20 18:40:28,829 INFO L226 Difference]: Without dead ends: 420 [2022-02-20 18:40:28,833 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 18:40:28,841 INFO L933 BasicCegarLoop]: 548 mSDtfsCounter, 210 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1038 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 18:40:28,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 1038 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:40:28,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-02-20 18:40:28,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 418. [2022-02-20 18:40:28,925 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:28,929 INFO L82 GeneralOperation]: Start isEquivalent. First operand 420 states. Second operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 18:40:28,930 INFO L74 IsIncluded]: Start isIncluded. First operand 420 states. Second operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 18:40:28,931 INFO L87 Difference]: Start difference. First operand 420 states. Second operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 18:40:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:28,946 INFO L93 Difference]: Finished difference Result 420 states and 703 transitions. [2022-02-20 18:40:28,946 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 703 transitions. [2022-02-20 18:40:28,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:28,953 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:28,954 INFO L74 IsIncluded]: Start isIncluded. First operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 420 states. [2022-02-20 18:40:28,954 INFO L87 Difference]: Start difference. First operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 420 states. [2022-02-20 18:40:28,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:28,966 INFO L93 Difference]: Finished difference Result 420 states and 703 transitions. [2022-02-20 18:40:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 703 transitions. [2022-02-20 18:40:28,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:28,967 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:28,967 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:28,967 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 417 states have (on average 1.683453237410072) internal successors, (702), 417 states have internal predecessors, (702), 0 states have call successors, (0), 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 18:40:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 702 transitions. [2022-02-20 18:40:28,982 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 702 transitions. Word has length 99 [2022-02-20 18:40:28,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:28,984 INFO L470 AbstractCegarLoop]: Abstraction has 418 states and 702 transitions. [2022-02-20 18:40:28,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 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 18:40:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 702 transitions. [2022-02-20 18:40:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-02-20 18:40:28,988 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:28,988 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] [2022-02-20 18:40:28,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:40:28,989 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:28,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:28,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1521112466, now seen corresponding path program 1 times [2022-02-20 18:40:28,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:28,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930963011] [2022-02-20 18:40:28,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:28,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:29,153 INFO L290 TraceCheckUtils]: 0: Hoare triple {2525#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {2525#true} is VALID [2022-02-20 18:40:29,153 INFO L290 TraceCheckUtils]: 1: Hoare triple {2525#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {2525#true} is VALID [2022-02-20 18:40:29,153 INFO L290 TraceCheckUtils]: 2: Hoare triple {2525#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 3: Hoare triple {2525#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 4: Hoare triple {2525#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 5: Hoare triple {2525#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 6: Hoare triple {2525#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 7: Hoare triple {2525#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 8: Hoare triple {2525#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 9: Hoare triple {2525#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,154 INFO L290 TraceCheckUtils]: 10: Hoare triple {2525#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 11: Hoare triple {2525#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 12: Hoare triple {2525#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 13: Hoare triple {2525#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 14: Hoare triple {2525#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 15: Hoare triple {2525#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,155 INFO L290 TraceCheckUtils]: 16: Hoare triple {2525#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,156 INFO L290 TraceCheckUtils]: 17: Hoare triple {2525#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,156 INFO L290 TraceCheckUtils]: 18: Hoare triple {2525#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,167 INFO L290 TraceCheckUtils]: 19: Hoare triple {2525#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 20: Hoare triple {2525#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 21: Hoare triple {2525#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 22: Hoare triple {2525#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 23: Hoare triple {2525#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 24: Hoare triple {2525#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,168 INFO L290 TraceCheckUtils]: 25: Hoare triple {2525#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 26: Hoare triple {2525#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 27: Hoare triple {2525#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 28: Hoare triple {2525#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 29: Hoare triple {2525#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 30: Hoare triple {2525#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 31: Hoare triple {2525#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,169 INFO L290 TraceCheckUtils]: 32: Hoare triple {2525#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 33: Hoare triple {2525#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 34: Hoare triple {2525#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 35: Hoare triple {2525#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 36: Hoare triple {2525#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 37: Hoare triple {2525#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 38: Hoare triple {2525#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,170 INFO L290 TraceCheckUtils]: 39: Hoare triple {2525#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 40: Hoare triple {2525#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 41: Hoare triple {2525#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 42: Hoare triple {2525#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 43: Hoare triple {2525#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 44: Hoare triple {2525#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,171 INFO L290 TraceCheckUtils]: 45: Hoare triple {2525#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 46: Hoare triple {2525#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 47: Hoare triple {2525#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 48: Hoare triple {2525#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 49: Hoare triple {2525#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 50: Hoare triple {2525#true} assume ~id1~0 != ~id2~0; {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 51: Hoare triple {2525#true} assume ~id1~0 != ~id3~0; {2525#true} is VALID [2022-02-20 18:40:29,172 INFO L290 TraceCheckUtils]: 52: Hoare triple {2525#true} assume ~id1~0 != ~id4~0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 53: Hoare triple {2525#true} assume ~id2~0 != ~id3~0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 54: Hoare triple {2525#true} assume ~id2~0 != ~id4~0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 55: Hoare triple {2525#true} assume ~id3~0 != ~id4~0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 56: Hoare triple {2525#true} assume ~id1~0 >= 0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 57: Hoare triple {2525#true} assume ~id2~0 >= 0; {2525#true} is VALID [2022-02-20 18:40:29,173 INFO L290 TraceCheckUtils]: 58: Hoare triple {2525#true} assume ~id3~0 >= 0; {2525#true} is VALID [2022-02-20 18:40:29,174 INFO L290 TraceCheckUtils]: 59: Hoare triple {2525#true} assume ~id4~0 >= 0; {2525#true} is VALID [2022-02-20 18:40:29,174 INFO L290 TraceCheckUtils]: 60: Hoare triple {2525#true} assume 0 == ~r1~0; {2525#true} is VALID [2022-02-20 18:40:29,174 INFO L290 TraceCheckUtils]: 61: Hoare triple {2525#true} assume 0 == ~r2~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,175 INFO L290 TraceCheckUtils]: 62: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~r3~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,175 INFO L290 TraceCheckUtils]: 63: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~r4~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,175 INFO L290 TraceCheckUtils]: 64: Hoare triple {2527#(<= ~r2~0 0)} assume ~max1~0 == ~id1~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,176 INFO L290 TraceCheckUtils]: 65: Hoare triple {2527#(<= ~r2~0 0)} assume ~max2~0 == ~id2~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,176 INFO L290 TraceCheckUtils]: 66: Hoare triple {2527#(<= ~r2~0 0)} assume ~max3~0 == ~id3~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,176 INFO L290 TraceCheckUtils]: 67: Hoare triple {2527#(<= ~r2~0 0)} assume ~max4~0 == ~id4~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,177 INFO L290 TraceCheckUtils]: 68: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~st1~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,177 INFO L290 TraceCheckUtils]: 69: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~st2~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,177 INFO L290 TraceCheckUtils]: 70: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~st3~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,178 INFO L290 TraceCheckUtils]: 71: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~st4~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,178 INFO L290 TraceCheckUtils]: 72: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~nl1~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,178 INFO L290 TraceCheckUtils]: 73: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~nl2~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,179 INFO L290 TraceCheckUtils]: 74: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~nl3~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,179 INFO L290 TraceCheckUtils]: 75: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~nl4~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,179 INFO L290 TraceCheckUtils]: 76: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~mode1~0 % 256; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,179 INFO L290 TraceCheckUtils]: 77: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~mode2~0 % 256; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,180 INFO L290 TraceCheckUtils]: 78: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~mode3~0 % 256; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,180 INFO L290 TraceCheckUtils]: 79: Hoare triple {2527#(<= ~r2~0 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,180 INFO L290 TraceCheckUtils]: 80: Hoare triple {2527#(<= ~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; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,181 INFO L290 TraceCheckUtils]: 81: Hoare triple {2527#(<= ~r2~0 0)} assume main_~main__i2~0#1 < 8; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,181 INFO L290 TraceCheckUtils]: 82: Hoare triple {2527#(<= ~r2~0 0)} assume !!(0 == ~mode1~0 % 256); {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,181 INFO L290 TraceCheckUtils]: 83: Hoare triple {2527#(<= ~r2~0 0)} assume ~r1~0 < 3; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,182 INFO L290 TraceCheckUtils]: 84: Hoare triple {2527#(<= ~r2~0 0)} assume !!(0 == ~ep12~0 % 256); {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,182 INFO L290 TraceCheckUtils]: 85: Hoare triple {2527#(<= ~r2~0 0)} assume !!(0 == ~ep13~0 % 256); {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,182 INFO L290 TraceCheckUtils]: 86: Hoare triple {2527#(<= ~r2~0 0)} assume !!(0 == ~ep14~0 % 256); {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,183 INFO L290 TraceCheckUtils]: 87: Hoare triple {2527#(<= ~r2~0 0)} ~mode1~0 := 1; {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,183 INFO L290 TraceCheckUtils]: 88: Hoare triple {2527#(<= ~r2~0 0)} assume !!(0 == ~mode2~0 % 256); {2527#(<= ~r2~0 0)} is VALID [2022-02-20 18:40:29,183 INFO L290 TraceCheckUtils]: 89: Hoare triple {2527#(<= ~r2~0 0)} assume !(~r2~0 < 3); {2526#false} is VALID [2022-02-20 18:40:29,183 INFO L290 TraceCheckUtils]: 90: Hoare triple {2526#false} ~mode2~0 := 1; {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 91: Hoare triple {2526#false} assume !!(0 == ~mode3~0 % 256); {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 92: Hoare triple {2526#false} assume !(~r3~0 < 3); {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 93: Hoare triple {2526#false} ~mode3~0 := 1; {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 94: Hoare triple {2526#false} assume !!(0 == ~mode4~0 % 256); {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 95: Hoare triple {2526#false} assume !(~r4~0 < 3); {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 96: Hoare triple {2526#false} ~mode4~0 := 1; {2526#false} is VALID [2022-02-20 18:40:29,184 INFO L290 TraceCheckUtils]: 97: Hoare triple {2526#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; {2526#false} is VALID [2022-02-20 18:40:29,185 INFO L290 TraceCheckUtils]: 98: Hoare triple {2526#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {2526#false} is VALID [2022-02-20 18:40:29,185 INFO L290 TraceCheckUtils]: 99: Hoare triple {2526#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {2526#false} is VALID [2022-02-20 18:40:29,185 INFO L290 TraceCheckUtils]: 100: Hoare triple {2526#false} assume 0 == main_~assert__arg~0#1 % 256; {2526#false} is VALID [2022-02-20 18:40:29,185 INFO L290 TraceCheckUtils]: 101: Hoare triple {2526#false} assume !false; {2526#false} is VALID [2022-02-20 18:40:29,186 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 18:40:29,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:29,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930963011] [2022-02-20 18:40:29,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930963011] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:29,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:29,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:29,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118948445] [2022-02-20 18:40:29,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:29,190 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2022-02-20 18:40:29,191 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:29,191 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 18:40:29,246 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:29,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:29,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:29,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:29,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:29,248 INFO L87 Difference]: Start difference. First operand 418 states and 702 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 18:40:29,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:29,786 INFO L93 Difference]: Finished difference Result 882 states and 1478 transitions. [2022-02-20 18:40:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:29,787 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2022-02-20 18:40:29,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:29,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 18:40:29,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:29,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 18:40:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:29,802 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 928 transitions. [2022-02-20 18:40:30,325 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 928 edges. 928 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:30,349 INFO L225 Difference]: With dead ends: 882 [2022-02-20 18:40:30,350 INFO L226 Difference]: Without dead ends: 641 [2022-02-20 18:40:30,351 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 18:40:30,352 INFO L933 BasicCegarLoop]: 511 mSDtfsCounter, 189 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 997 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 18:40:30,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 997 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:40:30,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2022-02-20 18:40:30,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 639. [2022-02-20 18:40:30,458 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:30,460 INFO L82 GeneralOperation]: Start isEquivalent. First operand 641 states. Second operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 18:40:30,462 INFO L74 IsIncluded]: Start isIncluded. First operand 641 states. Second operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 18:40:30,463 INFO L87 Difference]: Start difference. First operand 641 states. Second operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 18:40:30,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:30,485 INFO L93 Difference]: Finished difference Result 641 states and 1071 transitions. [2022-02-20 18:40:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1071 transitions. [2022-02-20 18:40:30,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:30,487 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:30,488 INFO L74 IsIncluded]: Start isIncluded. First operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 641 states. [2022-02-20 18:40:30,490 INFO L87 Difference]: Start difference. First operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 641 states. [2022-02-20 18:40:30,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:30,506 INFO L93 Difference]: Finished difference Result 641 states and 1071 transitions. [2022-02-20 18:40:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1071 transitions. [2022-02-20 18:40:30,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:30,507 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:30,507 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:30,508 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 638 states have (on average 1.677115987460815) internal successors, (1070), 638 states have internal predecessors, (1070), 0 states have call successors, (0), 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 18:40:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 1070 transitions. [2022-02-20 18:40:30,533 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 1070 transitions. Word has length 102 [2022-02-20 18:40:30,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:30,533 INFO L470 AbstractCegarLoop]: Abstraction has 639 states and 1070 transitions. [2022-02-20 18:40:30,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 18:40:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1070 transitions. [2022-02-20 18:40:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-02-20 18:40:30,535 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:30,535 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] [2022-02-20 18:40:30,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:40:30,536 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:30,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:30,536 INFO L85 PathProgramCache]: Analyzing trace with hash -2035930850, now seen corresponding path program 1 times [2022-02-20 18:40:30,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:30,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156099185] [2022-02-20 18:40:30,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:30,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:30,646 INFO L290 TraceCheckUtils]: 0: Hoare triple {6003#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {6003#true} is VALID [2022-02-20 18:40:30,646 INFO L290 TraceCheckUtils]: 1: Hoare triple {6003#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {6003#true} is VALID [2022-02-20 18:40:30,647 INFO L290 TraceCheckUtils]: 2: Hoare triple {6003#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,647 INFO L290 TraceCheckUtils]: 3: Hoare triple {6003#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,647 INFO L290 TraceCheckUtils]: 4: Hoare triple {6003#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,647 INFO L290 TraceCheckUtils]: 5: Hoare triple {6003#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,647 INFO L290 TraceCheckUtils]: 6: Hoare triple {6003#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,648 INFO L290 TraceCheckUtils]: 7: Hoare triple {6003#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,648 INFO L290 TraceCheckUtils]: 8: Hoare triple {6003#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,648 INFO L290 TraceCheckUtils]: 9: Hoare triple {6003#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,648 INFO L290 TraceCheckUtils]: 10: Hoare triple {6003#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,648 INFO L290 TraceCheckUtils]: 11: Hoare triple {6003#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 12: Hoare triple {6003#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 13: Hoare triple {6003#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 14: Hoare triple {6003#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 15: Hoare triple {6003#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 16: Hoare triple {6003#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,649 INFO L290 TraceCheckUtils]: 17: Hoare triple {6003#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 18: Hoare triple {6003#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 19: Hoare triple {6003#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 20: Hoare triple {6003#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 21: Hoare triple {6003#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 22: Hoare triple {6003#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,650 INFO L290 TraceCheckUtils]: 23: Hoare triple {6003#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,651 INFO L290 TraceCheckUtils]: 24: Hoare triple {6003#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,651 INFO L290 TraceCheckUtils]: 25: Hoare triple {6003#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,651 INFO L290 TraceCheckUtils]: 26: Hoare triple {6003#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,651 INFO L290 TraceCheckUtils]: 27: Hoare triple {6003#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,651 INFO L290 TraceCheckUtils]: 28: Hoare triple {6003#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 29: Hoare triple {6003#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 30: Hoare triple {6003#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 31: Hoare triple {6003#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 32: Hoare triple {6003#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 33: Hoare triple {6003#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,652 INFO L290 TraceCheckUtils]: 34: Hoare triple {6003#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,653 INFO L290 TraceCheckUtils]: 35: Hoare triple {6003#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,653 INFO L290 TraceCheckUtils]: 36: Hoare triple {6003#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,653 INFO L290 TraceCheckUtils]: 37: Hoare triple {6003#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,653 INFO L290 TraceCheckUtils]: 38: Hoare triple {6003#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,653 INFO L290 TraceCheckUtils]: 39: Hoare triple {6003#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 40: Hoare triple {6003#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 41: Hoare triple {6003#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 42: Hoare triple {6003#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 43: Hoare triple {6003#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 44: Hoare triple {6003#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,654 INFO L290 TraceCheckUtils]: 45: Hoare triple {6003#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 46: Hoare triple {6003#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 47: Hoare triple {6003#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 48: Hoare triple {6003#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 49: Hoare triple {6003#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 50: Hoare triple {6003#true} assume ~id1~0 != ~id2~0; {6003#true} is VALID [2022-02-20 18:40:30,655 INFO L290 TraceCheckUtils]: 51: Hoare triple {6003#true} assume ~id1~0 != ~id3~0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 52: Hoare triple {6003#true} assume ~id1~0 != ~id4~0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 53: Hoare triple {6003#true} assume ~id2~0 != ~id3~0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 54: Hoare triple {6003#true} assume ~id2~0 != ~id4~0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 55: Hoare triple {6003#true} assume ~id3~0 != ~id4~0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 56: Hoare triple {6003#true} assume ~id1~0 >= 0; {6003#true} is VALID [2022-02-20 18:40:30,656 INFO L290 TraceCheckUtils]: 57: Hoare triple {6003#true} assume ~id2~0 >= 0; {6003#true} is VALID [2022-02-20 18:40:30,657 INFO L290 TraceCheckUtils]: 58: Hoare triple {6003#true} assume ~id3~0 >= 0; {6003#true} is VALID [2022-02-20 18:40:30,657 INFO L290 TraceCheckUtils]: 59: Hoare triple {6003#true} assume ~id4~0 >= 0; {6003#true} is VALID [2022-02-20 18:40:30,657 INFO L290 TraceCheckUtils]: 60: Hoare triple {6003#true} assume 0 == ~r1~0; {6003#true} is VALID [2022-02-20 18:40:30,657 INFO L290 TraceCheckUtils]: 61: Hoare triple {6003#true} assume 0 == ~r2~0; {6003#true} is VALID [2022-02-20 18:40:30,658 INFO L290 TraceCheckUtils]: 62: Hoare triple {6003#true} assume 0 == ~r3~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,658 INFO L290 TraceCheckUtils]: 63: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~r4~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,658 INFO L290 TraceCheckUtils]: 64: Hoare triple {6005#(<= ~r3~0 0)} assume ~max1~0 == ~id1~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,658 INFO L290 TraceCheckUtils]: 65: Hoare triple {6005#(<= ~r3~0 0)} assume ~max2~0 == ~id2~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,659 INFO L290 TraceCheckUtils]: 66: Hoare triple {6005#(<= ~r3~0 0)} assume ~max3~0 == ~id3~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,659 INFO L290 TraceCheckUtils]: 67: Hoare triple {6005#(<= ~r3~0 0)} assume ~max4~0 == ~id4~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,659 INFO L290 TraceCheckUtils]: 68: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~st1~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,660 INFO L290 TraceCheckUtils]: 69: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~st2~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,660 INFO L290 TraceCheckUtils]: 70: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~st3~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,660 INFO L290 TraceCheckUtils]: 71: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~st4~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,661 INFO L290 TraceCheckUtils]: 72: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~nl1~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,661 INFO L290 TraceCheckUtils]: 73: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~nl2~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,661 INFO L290 TraceCheckUtils]: 74: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~nl3~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,661 INFO L290 TraceCheckUtils]: 75: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~nl4~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,662 INFO L290 TraceCheckUtils]: 76: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~mode1~0 % 256; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,662 INFO L290 TraceCheckUtils]: 77: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~mode2~0 % 256; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,662 INFO L290 TraceCheckUtils]: 78: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~mode3~0 % 256; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,663 INFO L290 TraceCheckUtils]: 79: Hoare triple {6005#(<= ~r3~0 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,663 INFO L290 TraceCheckUtils]: 80: Hoare triple {6005#(<= ~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; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,663 INFO L290 TraceCheckUtils]: 81: Hoare triple {6005#(<= ~r3~0 0)} assume main_~main__i2~0#1 < 8; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,663 INFO L290 TraceCheckUtils]: 82: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~mode1~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,664 INFO L290 TraceCheckUtils]: 83: Hoare triple {6005#(<= ~r3~0 0)} assume ~r1~0 < 3; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,664 INFO L290 TraceCheckUtils]: 84: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep12~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,664 INFO L290 TraceCheckUtils]: 85: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep13~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,665 INFO L290 TraceCheckUtils]: 86: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep14~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,665 INFO L290 TraceCheckUtils]: 87: Hoare triple {6005#(<= ~r3~0 0)} ~mode1~0 := 1; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,665 INFO L290 TraceCheckUtils]: 88: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~mode2~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,665 INFO L290 TraceCheckUtils]: 89: Hoare triple {6005#(<= ~r3~0 0)} assume ~r2~0 < 3; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,666 INFO L290 TraceCheckUtils]: 90: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep21~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,666 INFO L290 TraceCheckUtils]: 91: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep23~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,666 INFO L290 TraceCheckUtils]: 92: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~ep24~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,667 INFO L290 TraceCheckUtils]: 93: Hoare triple {6005#(<= ~r3~0 0)} ~mode2~0 := 1; {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,667 INFO L290 TraceCheckUtils]: 94: Hoare triple {6005#(<= ~r3~0 0)} assume !!(0 == ~mode3~0 % 256); {6005#(<= ~r3~0 0)} is VALID [2022-02-20 18:40:30,667 INFO L290 TraceCheckUtils]: 95: Hoare triple {6005#(<= ~r3~0 0)} assume !(~r3~0 < 3); {6004#false} is VALID [2022-02-20 18:40:30,667 INFO L290 TraceCheckUtils]: 96: Hoare triple {6004#false} ~mode3~0 := 1; {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 97: Hoare triple {6004#false} assume !!(0 == ~mode4~0 % 256); {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 98: Hoare triple {6004#false} assume !(~r4~0 < 3); {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 99: Hoare triple {6004#false} ~mode4~0 := 1; {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 100: Hoare triple {6004#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; {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 101: Hoare triple {6004#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 102: Hoare triple {6004#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {6004#false} is VALID [2022-02-20 18:40:30,668 INFO L290 TraceCheckUtils]: 103: Hoare triple {6004#false} assume 0 == main_~assert__arg~0#1 % 256; {6004#false} is VALID [2022-02-20 18:40:30,669 INFO L290 TraceCheckUtils]: 104: Hoare triple {6004#false} assume !false; {6004#false} is VALID [2022-02-20 18:40:30,669 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 18:40:30,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:30,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156099185] [2022-02-20 18:40:30,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156099185] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:30,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:30,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:30,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450871790] [2022-02-20 18:40:30,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:30,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2022-02-20 18:40:30,671 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:30,671 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 18:40:30,738 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:30,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:30,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:30,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:30,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:30,740 INFO L87 Difference]: Start difference. First operand 639 states and 1070 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 18:40:31,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:31,532 INFO L93 Difference]: Finished difference Result 1527 states and 2548 transitions. [2022-02-20 18:40:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:31,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2022-02-20 18:40:31,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 18:40:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 18:40:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:31,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 928 transitions. [2022-02-20 18:40:32,057 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 928 edges. 928 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:32,105 INFO L225 Difference]: With dead ends: 1527 [2022-02-20 18:40:32,105 INFO L226 Difference]: Without dead ends: 1065 [2022-02-20 18:40:32,123 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 18:40:32,124 INFO L933 BasicCegarLoop]: 590 mSDtfsCounter, 183 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 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 18:40:32,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [183 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 18:40:32,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2022-02-20 18:40:32,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1063. [2022-02-20 18:40:32,394 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:32,396 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1065 states. Second operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 18:40:32,398 INFO L74 IsIncluded]: Start isIncluded. First operand 1065 states. Second operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 18:40:32,399 INFO L87 Difference]: Start difference. First operand 1065 states. Second operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 18:40:32,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:32,434 INFO L93 Difference]: Finished difference Result 1065 states and 1771 transitions. [2022-02-20 18:40:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1771 transitions. [2022-02-20 18:40:32,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:32,435 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:32,438 INFO L74 IsIncluded]: Start isIncluded. First operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 1065 states. [2022-02-20 18:40:32,439 INFO L87 Difference]: Start difference. First operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 1065 states. [2022-02-20 18:40:32,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:32,474 INFO L93 Difference]: Finished difference Result 1065 states and 1771 transitions. [2022-02-20 18:40:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1771 transitions. [2022-02-20 18:40:32,475 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:32,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:32,476 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:32,476 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 1062 states have (on average 1.6666666666666667) internal successors, (1770), 1062 states have internal predecessors, (1770), 0 states have call successors, (0), 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 18:40:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1770 transitions. [2022-02-20 18:40:32,529 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1770 transitions. Word has length 105 [2022-02-20 18:40:32,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:32,530 INFO L470 AbstractCegarLoop]: Abstraction has 1063 states and 1770 transitions. [2022-02-20 18:40:32,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 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 18:40:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1770 transitions. [2022-02-20 18:40:32,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-02-20 18:40:32,531 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:32,531 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] [2022-02-20 18:40:32,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:40:32,532 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:32,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:32,532 INFO L85 PathProgramCache]: Analyzing trace with hash 467943166, now seen corresponding path program 1 times [2022-02-20 18:40:32,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:32,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670383311] [2022-02-20 18:40:32,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:32,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:32,628 INFO L290 TraceCheckUtils]: 0: Hoare triple {11932#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {11932#true} is VALID [2022-02-20 18:40:32,628 INFO L290 TraceCheckUtils]: 1: Hoare triple {11932#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {11932#true} is VALID [2022-02-20 18:40:32,628 INFO L290 TraceCheckUtils]: 2: Hoare triple {11932#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,628 INFO L290 TraceCheckUtils]: 3: Hoare triple {11932#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 4: Hoare triple {11932#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 5: Hoare triple {11932#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 6: Hoare triple {11932#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 7: Hoare triple {11932#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 8: Hoare triple {11932#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 9: Hoare triple {11932#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 10: Hoare triple {11932#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,629 INFO L290 TraceCheckUtils]: 11: Hoare triple {11932#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,630 INFO L290 TraceCheckUtils]: 12: Hoare triple {11932#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,630 INFO L290 TraceCheckUtils]: 13: Hoare triple {11932#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,630 INFO L290 TraceCheckUtils]: 14: Hoare triple {11932#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,630 INFO L290 TraceCheckUtils]: 15: Hoare triple {11932#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,630 INFO L290 TraceCheckUtils]: 16: Hoare triple {11932#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,631 INFO L290 TraceCheckUtils]: 17: Hoare triple {11932#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,631 INFO L290 TraceCheckUtils]: 18: Hoare triple {11932#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,631 INFO L290 TraceCheckUtils]: 19: Hoare triple {11932#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,631 INFO L290 TraceCheckUtils]: 20: Hoare triple {11932#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 21: Hoare triple {11932#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 22: Hoare triple {11932#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 23: Hoare triple {11932#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 24: Hoare triple {11932#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 25: Hoare triple {11932#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 26: Hoare triple {11932#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,632 INFO L290 TraceCheckUtils]: 27: Hoare triple {11932#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,633 INFO L290 TraceCheckUtils]: 28: Hoare triple {11932#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,633 INFO L290 TraceCheckUtils]: 29: Hoare triple {11932#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,633 INFO L290 TraceCheckUtils]: 30: Hoare triple {11932#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 31: Hoare triple {11932#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 32: Hoare triple {11932#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 33: Hoare triple {11932#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 34: Hoare triple {11932#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 35: Hoare triple {11932#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 36: Hoare triple {11932#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 37: Hoare triple {11932#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,634 INFO L290 TraceCheckUtils]: 38: Hoare triple {11932#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 39: Hoare triple {11932#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 40: Hoare triple {11932#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 41: Hoare triple {11932#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 42: Hoare triple {11932#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 43: Hoare triple {11932#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 44: Hoare triple {11932#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 45: Hoare triple {11932#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,635 INFO L290 TraceCheckUtils]: 46: Hoare triple {11932#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 47: Hoare triple {11932#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 48: Hoare triple {11932#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 49: Hoare triple {11932#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 50: Hoare triple {11932#true} assume ~id1~0 != ~id2~0; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 51: Hoare triple {11932#true} assume ~id1~0 != ~id3~0; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 52: Hoare triple {11932#true} assume ~id1~0 != ~id4~0; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 53: Hoare triple {11932#true} assume ~id2~0 != ~id3~0; {11932#true} is VALID [2022-02-20 18:40:32,636 INFO L290 TraceCheckUtils]: 54: Hoare triple {11932#true} assume ~id2~0 != ~id4~0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 55: Hoare triple {11932#true} assume ~id3~0 != ~id4~0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 56: Hoare triple {11932#true} assume ~id1~0 >= 0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 57: Hoare triple {11932#true} assume ~id2~0 >= 0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 58: Hoare triple {11932#true} assume ~id3~0 >= 0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 59: Hoare triple {11932#true} assume ~id4~0 >= 0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 60: Hoare triple {11932#true} assume 0 == ~r1~0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 61: Hoare triple {11932#true} assume 0 == ~r2~0; {11932#true} is VALID [2022-02-20 18:40:32,637 INFO L290 TraceCheckUtils]: 62: Hoare triple {11932#true} assume 0 == ~r3~0; {11932#true} is VALID [2022-02-20 18:40:32,638 INFO L290 TraceCheckUtils]: 63: Hoare triple {11932#true} assume 0 == ~r4~0; {11932#true} is VALID [2022-02-20 18:40:32,638 INFO L290 TraceCheckUtils]: 64: Hoare triple {11932#true} assume ~max1~0 == ~id1~0; {11932#true} is VALID [2022-02-20 18:40:32,642 INFO L290 TraceCheckUtils]: 65: Hoare triple {11932#true} assume ~max2~0 == ~id2~0; {11932#true} is VALID [2022-02-20 18:40:32,642 INFO L290 TraceCheckUtils]: 66: Hoare triple {11932#true} assume ~max3~0 == ~id3~0; {11932#true} is VALID [2022-02-20 18:40:32,642 INFO L290 TraceCheckUtils]: 67: Hoare triple {11932#true} assume ~max4~0 == ~id4~0; {11932#true} is VALID [2022-02-20 18:40:32,644 INFO L290 TraceCheckUtils]: 68: Hoare triple {11932#true} assume 0 == ~st1~0; {11932#true} is VALID [2022-02-20 18:40:32,644 INFO L290 TraceCheckUtils]: 69: Hoare triple {11932#true} assume 0 == ~st2~0; {11932#true} is VALID [2022-02-20 18:40:32,645 INFO L290 TraceCheckUtils]: 70: Hoare triple {11932#true} assume 0 == ~st3~0; {11932#true} is VALID [2022-02-20 18:40:32,645 INFO L290 TraceCheckUtils]: 71: Hoare triple {11932#true} assume 0 == ~st4~0; {11932#true} is VALID [2022-02-20 18:40:32,645 INFO L290 TraceCheckUtils]: 72: Hoare triple {11932#true} assume 0 == ~nl1~0; {11932#true} is VALID [2022-02-20 18:40:32,645 INFO L290 TraceCheckUtils]: 73: Hoare triple {11932#true} assume 0 == ~nl2~0; {11932#true} is VALID [2022-02-20 18:40:32,645 INFO L290 TraceCheckUtils]: 74: Hoare triple {11932#true} assume 0 == ~nl3~0; {11932#true} is VALID [2022-02-20 18:40:32,646 INFO L290 TraceCheckUtils]: 75: Hoare triple {11932#true} assume 0 == ~nl4~0; {11932#true} is VALID [2022-02-20 18:40:32,646 INFO L290 TraceCheckUtils]: 76: Hoare triple {11932#true} assume 0 == ~mode1~0 % 256; {11932#true} is VALID [2022-02-20 18:40:32,649 INFO L290 TraceCheckUtils]: 77: Hoare triple {11932#true} assume 0 == ~mode2~0 % 256; {11932#true} is VALID [2022-02-20 18:40:32,651 INFO L290 TraceCheckUtils]: 78: Hoare triple {11932#true} assume 0 == ~mode3~0 % 256; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,652 INFO L290 TraceCheckUtils]: 79: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,653 INFO L290 TraceCheckUtils]: 80: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 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; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,653 INFO L290 TraceCheckUtils]: 81: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume main_~main__i2~0#1 < 8; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,653 INFO L290 TraceCheckUtils]: 82: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode1~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,654 INFO L290 TraceCheckUtils]: 83: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~r1~0 < 3; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,654 INFO L290 TraceCheckUtils]: 84: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep12~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,654 INFO L290 TraceCheckUtils]: 85: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep13~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,655 INFO L290 TraceCheckUtils]: 86: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep14~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,655 INFO L290 TraceCheckUtils]: 87: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~mode1~0 := 1; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,655 INFO L290 TraceCheckUtils]: 88: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode2~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,656 INFO L290 TraceCheckUtils]: 89: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~r2~0 < 3; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,656 INFO L290 TraceCheckUtils]: 90: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep21~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,656 INFO L290 TraceCheckUtils]: 91: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep23~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,657 INFO L290 TraceCheckUtils]: 92: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~ep24~0 % 256); {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,657 INFO L290 TraceCheckUtils]: 93: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~mode2~0 := 1; {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 94: Hoare triple {11934#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {11933#false} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 95: Hoare triple {11933#false} assume !!(0 == ~ep13~0 % 256); {11933#false} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 96: Hoare triple {11933#false} assume !!(0 == ~ep23~0 % 256); {11933#false} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 97: Hoare triple {11933#false} assume !!(0 == ~ep43~0 % 256); {11933#false} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 98: Hoare triple {11933#false} assume !(3 == ~r3~0); {11933#false} is VALID [2022-02-20 18:40:32,658 INFO L290 TraceCheckUtils]: 99: Hoare triple {11933#false} ~mode3~0 := 0; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 100: Hoare triple {11933#false} assume !!(0 == ~mode4~0 % 256); {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 101: Hoare triple {11933#false} assume !(~r4~0 < 3); {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 102: Hoare triple {11933#false} ~mode4~0 := 1; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 103: Hoare triple {11933#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; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 104: Hoare triple {11933#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 105: Hoare triple {11933#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 106: Hoare triple {11933#false} assume 0 == main_~assert__arg~0#1 % 256; {11933#false} is VALID [2022-02-20 18:40:32,659 INFO L290 TraceCheckUtils]: 107: Hoare triple {11933#false} assume !false; {11933#false} is VALID [2022-02-20 18:40:32,661 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 18:40:32,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:32,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670383311] [2022-02-20 18:40:32,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670383311] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:32,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:32,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:32,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400358092] [2022-02-20 18:40:32,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:32,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2022-02-20 18:40:32,664 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:32,664 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:32,724 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:32,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:32,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:32,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:32,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:32,725 INFO L87 Difference]: Start difference. First operand 1063 states and 1770 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:33,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:33,761 INFO L93 Difference]: Finished difference Result 1969 states and 3284 transitions. [2022-02-20 18:40:33,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:33,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2022-02-20 18:40:33,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 901 transitions. [2022-02-20 18:40:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 901 transitions. [2022-02-20 18:40:33,780 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 901 transitions. [2022-02-20 18:40:34,278 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 901 edges. 901 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:34,363 INFO L225 Difference]: With dead ends: 1969 [2022-02-20 18:40:34,364 INFO L226 Difference]: Without dead ends: 1507 [2022-02-20 18:40:34,364 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 18:40:34,365 INFO L933 BasicCegarLoop]: 591 mSDtfsCounter, 184 mSDsluCounter, 478 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:40:34,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 1069 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:40:34,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2022-02-20 18:40:34,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1505. [2022-02-20 18:40:34,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:34,746 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1507 states. Second operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 18:40:34,748 INFO L74 IsIncluded]: Start isIncluded. First operand 1507 states. Second operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 18:40:34,750 INFO L87 Difference]: Start difference. First operand 1507 states. Second operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 18:40:34,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:34,819 INFO L93 Difference]: Finished difference Result 1507 states and 2503 transitions. [2022-02-20 18:40:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2503 transitions. [2022-02-20 18:40:34,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:34,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:34,825 INFO L74 IsIncluded]: Start isIncluded. First operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 1507 states. [2022-02-20 18:40:34,827 INFO L87 Difference]: Start difference. First operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 1507 states. [2022-02-20 18:40:34,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:34,887 INFO L93 Difference]: Finished difference Result 1507 states and 2503 transitions. [2022-02-20 18:40:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2503 transitions. [2022-02-20 18:40:34,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:34,889 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:34,889 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:34,889 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1505 states, 1504 states have (on average 1.663563829787234) internal successors, (2502), 1504 states have internal predecessors, (2502), 0 states have call successors, (0), 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 18:40:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 2502 transitions. [2022-02-20 18:40:35,002 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 2502 transitions. Word has length 108 [2022-02-20 18:40:35,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:35,003 INFO L470 AbstractCegarLoop]: Abstraction has 1505 states and 2502 transitions. [2022-02-20 18:40:35,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2502 transitions. [2022-02-20 18:40:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-02-20 18:40:35,005 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:35,005 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] [2022-02-20 18:40:35,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:40:35,005 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:35,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:35,007 INFO L85 PathProgramCache]: Analyzing trace with hash -315451476, now seen corresponding path program 1 times [2022-02-20 18:40:35,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:35,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272164927] [2022-02-20 18:40:35,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:35,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:35,090 INFO L290 TraceCheckUtils]: 0: Hoare triple {20073#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {20073#true} is VALID [2022-02-20 18:40:35,090 INFO L290 TraceCheckUtils]: 1: Hoare triple {20073#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {20073#true} is VALID [2022-02-20 18:40:35,090 INFO L290 TraceCheckUtils]: 2: Hoare triple {20073#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,090 INFO L290 TraceCheckUtils]: 3: Hoare triple {20073#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,090 INFO L290 TraceCheckUtils]: 4: Hoare triple {20073#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 5: Hoare triple {20073#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 6: Hoare triple {20073#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 7: Hoare triple {20073#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 8: Hoare triple {20073#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 9: Hoare triple {20073#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 10: Hoare triple {20073#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 11: Hoare triple {20073#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 12: Hoare triple {20073#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,091 INFO L290 TraceCheckUtils]: 13: Hoare triple {20073#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 14: Hoare triple {20073#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 15: Hoare triple {20073#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 16: Hoare triple {20073#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 17: Hoare triple {20073#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 18: Hoare triple {20073#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 19: Hoare triple {20073#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,092 INFO L290 TraceCheckUtils]: 20: Hoare triple {20073#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 21: Hoare triple {20073#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 22: Hoare triple {20073#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 23: Hoare triple {20073#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 24: Hoare triple {20073#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 25: Hoare triple {20073#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 26: Hoare triple {20073#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 27: Hoare triple {20073#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 28: Hoare triple {20073#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,093 INFO L290 TraceCheckUtils]: 29: Hoare triple {20073#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 30: Hoare triple {20073#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 31: Hoare triple {20073#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 32: Hoare triple {20073#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 33: Hoare triple {20073#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 34: Hoare triple {20073#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 35: Hoare triple {20073#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 36: Hoare triple {20073#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 37: Hoare triple {20073#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,094 INFO L290 TraceCheckUtils]: 38: Hoare triple {20073#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 39: Hoare triple {20073#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 40: Hoare triple {20073#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 41: Hoare triple {20073#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 42: Hoare triple {20073#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 43: Hoare triple {20073#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 44: Hoare triple {20073#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 45: Hoare triple {20073#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,095 INFO L290 TraceCheckUtils]: 46: Hoare triple {20073#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 47: Hoare triple {20073#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 48: Hoare triple {20073#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 49: Hoare triple {20073#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 50: Hoare triple {20073#true} assume ~id1~0 != ~id2~0; {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 51: Hoare triple {20073#true} assume ~id1~0 != ~id3~0; {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 52: Hoare triple {20073#true} assume ~id1~0 != ~id4~0; {20073#true} is VALID [2022-02-20 18:40:35,096 INFO L290 TraceCheckUtils]: 53: Hoare triple {20073#true} assume ~id2~0 != ~id3~0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 54: Hoare triple {20073#true} assume ~id2~0 != ~id4~0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 55: Hoare triple {20073#true} assume ~id3~0 != ~id4~0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 56: Hoare triple {20073#true} assume ~id1~0 >= 0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 57: Hoare triple {20073#true} assume ~id2~0 >= 0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 58: Hoare triple {20073#true} assume ~id3~0 >= 0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 59: Hoare triple {20073#true} assume ~id4~0 >= 0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 60: Hoare triple {20073#true} assume 0 == ~r1~0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 61: Hoare triple {20073#true} assume 0 == ~r2~0; {20073#true} is VALID [2022-02-20 18:40:35,097 INFO L290 TraceCheckUtils]: 62: Hoare triple {20073#true} assume 0 == ~r3~0; {20073#true} is VALID [2022-02-20 18:40:35,098 INFO L290 TraceCheckUtils]: 63: Hoare triple {20073#true} assume 0 == ~r4~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,098 INFO L290 TraceCheckUtils]: 64: Hoare triple {20075#(<= ~r4~0 0)} assume ~max1~0 == ~id1~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,098 INFO L290 TraceCheckUtils]: 65: Hoare triple {20075#(<= ~r4~0 0)} assume ~max2~0 == ~id2~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,099 INFO L290 TraceCheckUtils]: 66: Hoare triple {20075#(<= ~r4~0 0)} assume ~max3~0 == ~id3~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,099 INFO L290 TraceCheckUtils]: 67: Hoare triple {20075#(<= ~r4~0 0)} assume ~max4~0 == ~id4~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,099 INFO L290 TraceCheckUtils]: 68: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~st1~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,099 INFO L290 TraceCheckUtils]: 69: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~st2~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,100 INFO L290 TraceCheckUtils]: 70: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~st3~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,100 INFO L290 TraceCheckUtils]: 71: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~st4~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,100 INFO L290 TraceCheckUtils]: 72: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~nl1~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,101 INFO L290 TraceCheckUtils]: 73: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~nl2~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,101 INFO L290 TraceCheckUtils]: 74: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~nl3~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,101 INFO L290 TraceCheckUtils]: 75: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~nl4~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,101 INFO L290 TraceCheckUtils]: 76: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~mode1~0 % 256; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,102 INFO L290 TraceCheckUtils]: 77: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~mode2~0 % 256; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,102 INFO L290 TraceCheckUtils]: 78: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~mode3~0 % 256; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,102 INFO L290 TraceCheckUtils]: 79: Hoare triple {20075#(<= ~r4~0 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,103 INFO L290 TraceCheckUtils]: 80: Hoare triple {20075#(<= ~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; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,103 INFO L290 TraceCheckUtils]: 81: Hoare triple {20075#(<= ~r4~0 0)} assume main_~main__i2~0#1 < 8; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,103 INFO L290 TraceCheckUtils]: 82: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~mode1~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,103 INFO L290 TraceCheckUtils]: 83: Hoare triple {20075#(<= ~r4~0 0)} assume ~r1~0 < 3; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,104 INFO L290 TraceCheckUtils]: 84: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep12~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,105 INFO L290 TraceCheckUtils]: 85: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep13~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,106 INFO L290 TraceCheckUtils]: 86: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep14~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,107 INFO L290 TraceCheckUtils]: 87: Hoare triple {20075#(<= ~r4~0 0)} ~mode1~0 := 1; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,108 INFO L290 TraceCheckUtils]: 88: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~mode2~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,109 INFO L290 TraceCheckUtils]: 89: Hoare triple {20075#(<= ~r4~0 0)} assume ~r2~0 < 3; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,109 INFO L290 TraceCheckUtils]: 90: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep21~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,109 INFO L290 TraceCheckUtils]: 91: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep23~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,109 INFO L290 TraceCheckUtils]: 92: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep24~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,110 INFO L290 TraceCheckUtils]: 93: Hoare triple {20075#(<= ~r4~0 0)} ~mode2~0 := 1; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,110 INFO L290 TraceCheckUtils]: 94: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~mode3~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,110 INFO L290 TraceCheckUtils]: 95: Hoare triple {20075#(<= ~r4~0 0)} assume ~r3~0 < 3; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,111 INFO L290 TraceCheckUtils]: 96: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep31~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,111 INFO L290 TraceCheckUtils]: 97: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep32~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,111 INFO L290 TraceCheckUtils]: 98: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~ep34~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,111 INFO L290 TraceCheckUtils]: 99: Hoare triple {20075#(<= ~r4~0 0)} ~mode3~0 := 1; {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 100: Hoare triple {20075#(<= ~r4~0 0)} assume !!(0 == ~mode4~0 % 256); {20075#(<= ~r4~0 0)} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 101: Hoare triple {20075#(<= ~r4~0 0)} assume !(~r4~0 < 3); {20074#false} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 102: Hoare triple {20074#false} ~mode4~0 := 1; {20074#false} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 103: Hoare triple {20074#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; {20074#false} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 104: Hoare triple {20074#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {20074#false} is VALID [2022-02-20 18:40:35,112 INFO L290 TraceCheckUtils]: 105: Hoare triple {20074#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {20074#false} is VALID [2022-02-20 18:40:35,113 INFO L290 TraceCheckUtils]: 106: Hoare triple {20074#false} assume 0 == main_~assert__arg~0#1 % 256; {20074#false} is VALID [2022-02-20 18:40:35,113 INFO L290 TraceCheckUtils]: 107: Hoare triple {20074#false} assume !false; {20074#false} is VALID [2022-02-20 18:40:35,113 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 18:40:35,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:35,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272164927] [2022-02-20 18:40:35,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272164927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:35,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:35,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:35,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284286198] [2022-02-20 18:40:35,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:35,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2022-02-20 18:40:35,115 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:35,115 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:35,180 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:35,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:35,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:35,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:35,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:35,182 INFO L87 Difference]: Start difference. First operand 1505 states and 2502 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:37,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:37,282 INFO L93 Difference]: Finished difference Result 3881 states and 6428 transitions. [2022-02-20 18:40:37,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:37,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2022-02-20 18:40:37,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:37,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 928 transitions. [2022-02-20 18:40:37,288 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 928 transitions. [2022-02-20 18:40:37,791 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 928 edges. 928 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:38,102 INFO L225 Difference]: With dead ends: 3881 [2022-02-20 18:40:38,103 INFO L226 Difference]: Without dead ends: 2639 [2022-02-20 18:40:38,104 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 18:40:38,105 INFO L933 BasicCegarLoop]: 563 mSDtfsCounter, 177 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 1051 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 18:40:38,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 1051 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:40:38,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2639 states. [2022-02-20 18:40:39,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2639 to 2637. [2022-02-20 18:40:39,133 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:39,137 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2639 states. Second operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 18:40:39,140 INFO L74 IsIncluded]: Start isIncluded. First operand 2639 states. Second operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 18:40:39,144 INFO L87 Difference]: Start difference. First operand 2639 states. Second operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 18:40:39,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:39,346 INFO L93 Difference]: Finished difference Result 2639 states and 4351 transitions. [2022-02-20 18:40:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 4351 transitions. [2022-02-20 18:40:39,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:39,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:39,360 INFO L74 IsIncluded]: Start isIncluded. First operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 2639 states. [2022-02-20 18:40:39,363 INFO L87 Difference]: Start difference. First operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 2639 states. [2022-02-20 18:40:39,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:39,564 INFO L93 Difference]: Finished difference Result 2639 states and 4351 transitions. [2022-02-20 18:40:39,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 4351 transitions. [2022-02-20 18:40:39,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:39,568 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:39,568 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:39,569 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:39,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2637 states, 2636 states have (on average 1.650227617602428) internal successors, (4350), 2636 states have internal predecessors, (4350), 0 states have call successors, (0), 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 18:40:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2637 states and 4350 transitions. [2022-02-20 18:40:39,876 INFO L78 Accepts]: Start accepts. Automaton has 2637 states and 4350 transitions. Word has length 108 [2022-02-20 18:40:39,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:39,876 INFO L470 AbstractCegarLoop]: Abstraction has 2637 states and 4350 transitions. [2022-02-20 18:40:39,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 18:40:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 4350 transitions. [2022-02-20 18:40:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-02-20 18:40:39,878 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:39,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:40:39,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:40:39,878 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:39,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:39,879 INFO L85 PathProgramCache]: Analyzing trace with hash 933596114, now seen corresponding path program 1 times [2022-02-20 18:40:39,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:39,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047171186] [2022-02-20 18:40:39,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:39,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:39,953 INFO L290 TraceCheckUtils]: 0: Hoare triple {35046#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {35046#true} is VALID [2022-02-20 18:40:39,953 INFO L290 TraceCheckUtils]: 1: Hoare triple {35046#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 2: Hoare triple {35046#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 3: Hoare triple {35046#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 4: Hoare triple {35046#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 5: Hoare triple {35046#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 6: Hoare triple {35046#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 7: Hoare triple {35046#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 8: Hoare triple {35046#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,954 INFO L290 TraceCheckUtils]: 9: Hoare triple {35046#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 10: Hoare triple {35046#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 11: Hoare triple {35046#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 12: Hoare triple {35046#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 13: Hoare triple {35046#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 14: Hoare triple {35046#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 15: Hoare triple {35046#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 16: Hoare triple {35046#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 17: Hoare triple {35046#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 18: Hoare triple {35046#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,955 INFO L290 TraceCheckUtils]: 19: Hoare triple {35046#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 20: Hoare triple {35046#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 21: Hoare triple {35046#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 22: Hoare triple {35046#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 23: Hoare triple {35046#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 24: Hoare triple {35046#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 25: Hoare triple {35046#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 26: Hoare triple {35046#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 27: Hoare triple {35046#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,956 INFO L290 TraceCheckUtils]: 28: Hoare triple {35046#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 29: Hoare triple {35046#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 30: Hoare triple {35046#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 31: Hoare triple {35046#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 32: Hoare triple {35046#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 33: Hoare triple {35046#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 34: Hoare triple {35046#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 35: Hoare triple {35046#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 36: Hoare triple {35046#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 37: Hoare triple {35046#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,957 INFO L290 TraceCheckUtils]: 38: Hoare triple {35046#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 39: Hoare triple {35046#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 40: Hoare triple {35046#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 41: Hoare triple {35046#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 42: Hoare triple {35046#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 43: Hoare triple {35046#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 44: Hoare triple {35046#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 45: Hoare triple {35046#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 46: Hoare triple {35046#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 47: Hoare triple {35046#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,958 INFO L290 TraceCheckUtils]: 48: Hoare triple {35046#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 49: Hoare triple {35046#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 50: Hoare triple {35046#true} assume ~id1~0 != ~id2~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 51: Hoare triple {35046#true} assume ~id1~0 != ~id3~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 52: Hoare triple {35046#true} assume ~id1~0 != ~id4~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 53: Hoare triple {35046#true} assume ~id2~0 != ~id3~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 54: Hoare triple {35046#true} assume ~id2~0 != ~id4~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 55: Hoare triple {35046#true} assume ~id3~0 != ~id4~0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 56: Hoare triple {35046#true} assume ~id1~0 >= 0; {35046#true} is VALID [2022-02-20 18:40:39,959 INFO L290 TraceCheckUtils]: 57: Hoare triple {35046#true} assume ~id2~0 >= 0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 58: Hoare triple {35046#true} assume ~id3~0 >= 0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 59: Hoare triple {35046#true} assume ~id4~0 >= 0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 60: Hoare triple {35046#true} assume 0 == ~r1~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 61: Hoare triple {35046#true} assume 0 == ~r2~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 62: Hoare triple {35046#true} assume 0 == ~r3~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 63: Hoare triple {35046#true} assume 0 == ~r4~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 64: Hoare triple {35046#true} assume ~max1~0 == ~id1~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 65: Hoare triple {35046#true} assume ~max2~0 == ~id2~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 66: Hoare triple {35046#true} assume ~max3~0 == ~id3~0; {35046#true} is VALID [2022-02-20 18:40:39,960 INFO L290 TraceCheckUtils]: 67: Hoare triple {35046#true} assume ~max4~0 == ~id4~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 68: Hoare triple {35046#true} assume 0 == ~st1~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 69: Hoare triple {35046#true} assume 0 == ~st2~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 70: Hoare triple {35046#true} assume 0 == ~st3~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 71: Hoare triple {35046#true} assume 0 == ~st4~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 72: Hoare triple {35046#true} assume 0 == ~nl1~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 73: Hoare triple {35046#true} assume 0 == ~nl2~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 74: Hoare triple {35046#true} assume 0 == ~nl3~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 75: Hoare triple {35046#true} assume 0 == ~nl4~0; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 76: Hoare triple {35046#true} assume 0 == ~mode1~0 % 256; {35046#true} is VALID [2022-02-20 18:40:39,961 INFO L290 TraceCheckUtils]: 77: Hoare triple {35046#true} assume 0 == ~mode2~0 % 256; {35046#true} is VALID [2022-02-20 18:40:39,962 INFO L290 TraceCheckUtils]: 78: Hoare triple {35046#true} assume 0 == ~mode3~0 % 256; {35046#true} is VALID [2022-02-20 18:40:39,962 INFO L290 TraceCheckUtils]: 79: Hoare triple {35046#true} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,963 INFO L290 TraceCheckUtils]: 80: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 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; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,963 INFO L290 TraceCheckUtils]: 81: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume main_~main__i2~0#1 < 8; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,964 INFO L290 TraceCheckUtils]: 82: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode1~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,964 INFO L290 TraceCheckUtils]: 83: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~r1~0 < 3; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,964 INFO L290 TraceCheckUtils]: 84: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep12~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,965 INFO L290 TraceCheckUtils]: 85: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep13~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,966 INFO L290 TraceCheckUtils]: 86: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep14~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,966 INFO L290 TraceCheckUtils]: 87: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~mode1~0 := 1; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,966 INFO L290 TraceCheckUtils]: 88: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode2~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,967 INFO L290 TraceCheckUtils]: 89: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~r2~0 < 3; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,967 INFO L290 TraceCheckUtils]: 90: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep21~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,967 INFO L290 TraceCheckUtils]: 91: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep23~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,968 INFO L290 TraceCheckUtils]: 92: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep24~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,968 INFO L290 TraceCheckUtils]: 93: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~mode2~0 := 1; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,968 INFO L290 TraceCheckUtils]: 94: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode3~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,969 INFO L290 TraceCheckUtils]: 95: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~r3~0 < 3; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,969 INFO L290 TraceCheckUtils]: 96: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep31~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,969 INFO L290 TraceCheckUtils]: 97: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep32~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,970 INFO L290 TraceCheckUtils]: 98: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~ep34~0 % 256); {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,970 INFO L290 TraceCheckUtils]: 99: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~mode3~0 := 1; {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:40:39,971 INFO L290 TraceCheckUtils]: 100: Hoare triple {35048#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(0 == ~mode4~0 % 256);~r4~0 := (if (1 + ~r4~0) % 256 <= 127 then (1 + ~r4~0) % 256 else (1 + ~r4~0) % 256 - 256); {35047#false} is VALID [2022-02-20 18:40:39,971 INFO L290 TraceCheckUtils]: 101: Hoare triple {35047#false} assume !!(0 == ~ep14~0 % 256); {35047#false} is VALID [2022-02-20 18:40:39,971 INFO L290 TraceCheckUtils]: 102: Hoare triple {35047#false} assume !!(0 == ~ep24~0 % 256); {35047#false} is VALID [2022-02-20 18:40:39,971 INFO L290 TraceCheckUtils]: 103: Hoare triple {35047#false} assume !!(0 == ~ep34~0 % 256); {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 104: Hoare triple {35047#false} assume !(3 == ~r4~0); {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 105: Hoare triple {35047#false} ~mode4~0 := 0; {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 106: Hoare triple {35047#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; {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 107: Hoare triple {35047#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~0#1 := 0; {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 108: Hoare triple {35047#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 109: Hoare triple {35047#false} assume 0 == main_~assert__arg~0#1 % 256; {35047#false} is VALID [2022-02-20 18:40:39,972 INFO L290 TraceCheckUtils]: 110: Hoare triple {35047#false} assume !false; {35047#false} is VALID [2022-02-20 18:40:39,973 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 18:40:39,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:39,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047171186] [2022-02-20 18:40:39,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047171186] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:39,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:39,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:40:39,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603102252] [2022-02-20 18:40:39,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:39,974 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:40:39,974 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:39,974 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:40,040 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:40,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:40:40,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:40,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:40:40,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:40:40,042 INFO L87 Difference]: Start difference. First operand 2637 states and 4350 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:42,842 INFO L93 Difference]: Finished difference Result 4881 states and 8064 transitions. [2022-02-20 18:40:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:40:42,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:40:42,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:40:42,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:42,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 901 transitions. [2022-02-20 18:40:42,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 901 transitions. [2022-02-20 18:40:42,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 901 transitions. [2022-02-20 18:40:43,343 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 901 edges. 901 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:43,971 INFO L225 Difference]: With dead ends: 4881 [2022-02-20 18:40:43,971 INFO L226 Difference]: Without dead ends: 3639 [2022-02-20 18:40:43,976 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 18:40:43,977 INFO L933 BasicCegarLoop]: 563 mSDtfsCounter, 178 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:40:43,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 1042 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:40:43,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3639 states. [2022-02-20 18:40:45,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3639 to 3637. [2022-02-20 18:40:45,324 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:40:45,329 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3639 states. Second operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 18:40:45,334 INFO L74 IsIncluded]: Start isIncluded. First operand 3639 states. Second operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 18:40:45,338 INFO L87 Difference]: Start difference. First operand 3639 states. Second operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 18:40:45,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:45,711 INFO L93 Difference]: Finished difference Result 3639 states and 5983 transitions. [2022-02-20 18:40:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 5983 transitions. [2022-02-20 18:40:45,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:45,718 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:45,724 INFO L74 IsIncluded]: Start isIncluded. First operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 3639 states. [2022-02-20 18:40:45,728 INFO L87 Difference]: Start difference. First operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 3639 states. [2022-02-20 18:40:46,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:40:46,115 INFO L93 Difference]: Finished difference Result 3639 states and 5983 transitions. [2022-02-20 18:40:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 5983 transitions. [2022-02-20 18:40:46,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:40:46,119 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:40:46,119 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:40:46,119 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:40:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3637 states, 3636 states have (on average 1.6452145214521452) internal successors, (5982), 3636 states have internal predecessors, (5982), 0 states have call successors, (0), 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 18:40:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3637 states and 5982 transitions. [2022-02-20 18:40:46,712 INFO L78 Accepts]: Start accepts. Automaton has 3637 states and 5982 transitions. Word has length 111 [2022-02-20 18:40:46,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:40:46,713 INFO L470 AbstractCegarLoop]: Abstraction has 3637 states and 5982 transitions. [2022-02-20 18:40:46,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 5982 transitions. [2022-02-20 18:40:46,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-02-20 18:40:46,714 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:40:46,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:40:46,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:40:46,714 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:40:46,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:40:46,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1374875396, now seen corresponding path program 1 times [2022-02-20 18:40:46,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:40:46,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010084651] [2022-02-20 18:40:46,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:40:46,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:40:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:40:46,798 INFO L290 TraceCheckUtils]: 0: Hoare triple {55019#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(55, 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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 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_4607~0 := 0;~__return_4821~0 := 0;~__return_4970~0 := 0; {55019#true} is VALID [2022-02-20 18:40:46,798 INFO L290 TraceCheckUtils]: 1: Hoare triple {55019#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_~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_~node3____CPAchecker_TMP_2~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node2____CPAchecker_TMP_2~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node1____CPAchecker_TMP_2~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#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;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume -128 <= main_#t~nondet24#1 && main_#t~nondet24#1 <= 127;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;assume -128 <= main_#t~nondet32#1 && main_#t~nondet32#1 <= 127;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;assume -128 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 127;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume -128 <= main_#t~nondet34#1 && main_#t~nondet34#1 <= 127;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume -128 <= main_#t~nondet35#1 && main_#t~nondet35#1 <= 127;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;assume -128 <= main_#t~nondet37#1 && main_#t~nondet37#1 <= 127;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;assume -128 <= main_#t~nondet38#1 && main_#t~nondet38#1 <= 127;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;assume -128 <= main_#t~nondet39#1 && main_#t~nondet39#1 <= 127;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume -128 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 127;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;assume -128 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 127;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;assume -128 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 127;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#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; {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 2: Hoare triple {55019#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 3: Hoare triple {55019#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 4: Hoare triple {55019#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 5: Hoare triple {55019#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 6: Hoare triple {55019#true} assume !(0 == main_~init__r141~0#1 % 256);main_~init__tmp___1~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 7: Hoare triple {55019#true} main_~init__r142~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 8: Hoare triple {55019#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 9: Hoare triple {55019#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,799 INFO L290 TraceCheckUtils]: 10: Hoare triple {55019#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___3~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 11: Hoare triple {55019#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 12: Hoare triple {55019#true} assume !(0 == main_~init__r241~0#1 % 256);main_~init__tmp___4~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 13: Hoare triple {55019#true} main_~init__r242~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 14: Hoare triple {55019#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___5~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 15: Hoare triple {55019#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___5~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 16: Hoare triple {55019#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___6~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 17: Hoare triple {55019#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___6~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 18: Hoare triple {55019#true} assume !(0 == main_~init__r341~0#1 % 256);main_~init__tmp___7~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 19: Hoare triple {55019#true} main_~init__r342~0#1 := (if 0 == main_~init__tmp___7~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,800 INFO L290 TraceCheckUtils]: 20: Hoare triple {55019#true} assume !(0 == main_~init__r411~0#1 % 256);main_~init__tmp___8~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 21: Hoare triple {55019#true} main_~init__r412~0#1 := (if 0 == main_~init__tmp___8~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 22: Hoare triple {55019#true} assume !(0 == main_~init__r421~0#1 % 256);main_~init__tmp___9~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 23: Hoare triple {55019#true} main_~init__r422~0#1 := (if 0 == main_~init__tmp___9~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 24: Hoare triple {55019#true} assume !(0 == main_~init__r431~0#1 % 256);main_~init__tmp___10~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 25: Hoare triple {55019#true} main_~init__r432~0#1 := (if 0 == main_~init__tmp___10~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 26: Hoare triple {55019#true} assume !(0 == main_~init__r122~0#1 % 256);main_~init__tmp___11~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 27: Hoare triple {55019#true} main_~init__r123~0#1 := (if 0 == main_~init__tmp___11~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 28: Hoare triple {55019#true} assume !(0 == main_~init__r132~0#1 % 256);main_~init__tmp___12~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 29: Hoare triple {55019#true} main_~init__r133~0#1 := (if 0 == main_~init__tmp___12~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,801 INFO L290 TraceCheckUtils]: 30: Hoare triple {55019#true} assume !(0 == main_~init__r142~0#1 % 256);main_~init__tmp___13~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 31: Hoare triple {55019#true} main_~init__r143~0#1 := (if 0 == main_~init__tmp___13~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 32: Hoare triple {55019#true} assume !(0 == main_~init__r212~0#1 % 256);main_~init__tmp___14~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 33: Hoare triple {55019#true} main_~init__r213~0#1 := (if 0 == main_~init__tmp___14~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 34: Hoare triple {55019#true} assume !(0 == main_~init__r232~0#1 % 256);main_~init__tmp___15~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 35: Hoare triple {55019#true} main_~init__r233~0#1 := (if 0 == main_~init__tmp___15~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 36: Hoare triple {55019#true} assume !(0 == main_~init__r242~0#1 % 256);main_~init__tmp___16~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 37: Hoare triple {55019#true} main_~init__r243~0#1 := (if 0 == main_~init__tmp___16~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,802 INFO L290 TraceCheckUtils]: 38: Hoare triple {55019#true} assume !(0 == main_~init__r312~0#1 % 256);main_~init__tmp___17~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 39: Hoare triple {55019#true} main_~init__r313~0#1 := (if 0 == main_~init__tmp___17~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 40: Hoare triple {55019#true} assume !(0 == main_~init__r322~0#1 % 256);main_~init__tmp___18~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 41: Hoare triple {55019#true} main_~init__r323~0#1 := (if 0 == main_~init__tmp___18~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 42: Hoare triple {55019#true} assume !(0 == main_~init__r342~0#1 % 256);main_~init__tmp___19~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 43: Hoare triple {55019#true} main_~init__r343~0#1 := (if 0 == main_~init__tmp___19~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 44: Hoare triple {55019#true} assume !(0 == main_~init__r412~0#1 % 256);main_~init__tmp___20~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 45: Hoare triple {55019#true} main_~init__r413~0#1 := (if 0 == main_~init__tmp___20~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 46: Hoare triple {55019#true} assume !(0 == main_~init__r422~0#1 % 256);main_~init__tmp___21~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 47: Hoare triple {55019#true} main_~init__r423~0#1 := (if 0 == main_~init__tmp___21~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,803 INFO L290 TraceCheckUtils]: 48: Hoare triple {55019#true} assume !(0 == main_~init__r432~0#1 % 256);main_~init__tmp___22~0#1 := 1; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 49: Hoare triple {55019#true} main_~init__r433~0#1 := (if 0 == main_~init__tmp___22~0#1 then 0 else 1); {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 50: Hoare triple {55019#true} assume ~id1~0 != ~id2~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 51: Hoare triple {55019#true} assume ~id1~0 != ~id3~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 52: Hoare triple {55019#true} assume ~id1~0 != ~id4~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 53: Hoare triple {55019#true} assume ~id2~0 != ~id3~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 54: Hoare triple {55019#true} assume ~id2~0 != ~id4~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 55: Hoare triple {55019#true} assume ~id3~0 != ~id4~0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 56: Hoare triple {55019#true} assume ~id1~0 >= 0; {55019#true} is VALID [2022-02-20 18:40:46,804 INFO L290 TraceCheckUtils]: 57: Hoare triple {55019#true} assume ~id2~0 >= 0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 58: Hoare triple {55019#true} assume ~id3~0 >= 0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 59: Hoare triple {55019#true} assume ~id4~0 >= 0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 60: Hoare triple {55019#true} assume 0 == ~r1~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 61: Hoare triple {55019#true} assume 0 == ~r2~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 62: Hoare triple {55019#true} assume 0 == ~r3~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 63: Hoare triple {55019#true} assume 0 == ~r4~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 64: Hoare triple {55019#true} assume ~max1~0 == ~id1~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 65: Hoare triple {55019#true} assume ~max2~0 == ~id2~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 66: Hoare triple {55019#true} assume ~max3~0 == ~id3~0; {55019#true} is VALID [2022-02-20 18:40:46,805 INFO L290 TraceCheckUtils]: 67: Hoare triple {55019#true} assume ~max4~0 == ~id4~0; {55019#true} is VALID [2022-02-20 18:40:46,806 INFO L290 TraceCheckUtils]: 68: Hoare triple {55019#true} assume 0 == ~st1~0; {55021#(<= ~st1~0 0)} is VALID [2022-02-20 18:40:46,806 INFO L290 TraceCheckUtils]: 69: Hoare triple {55021#(<= ~st1~0 0)} assume 0 == ~st2~0; {55022#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,807 INFO L290 TraceCheckUtils]: 70: Hoare triple {55022#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {55023#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,807 INFO L290 TraceCheckUtils]: 71: Hoare triple {55023#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,807 INFO L290 TraceCheckUtils]: 72: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl1~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,808 INFO L290 TraceCheckUtils]: 73: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl2~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,808 INFO L290 TraceCheckUtils]: 74: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl3~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,808 INFO L290 TraceCheckUtils]: 75: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~nl4~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,809 INFO L290 TraceCheckUtils]: 76: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode1~0 % 256; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,809 INFO L290 TraceCheckUtils]: 77: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,809 INFO L290 TraceCheckUtils]: 78: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,810 INFO L290 TraceCheckUtils]: 79: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256;main_~init__tmp___23~0#1 := 1;~__return_4607~0 := main_~init__tmp___23~0#1;main_~main__i2~0#1 := ~__return_4607~0; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,810 INFO L290 TraceCheckUtils]: 80: Hoare triple {55024#(<= (+ ~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; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,811 INFO L290 TraceCheckUtils]: 81: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume main_~main__i2~0#1 < 8; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,811 INFO L290 TraceCheckUtils]: 82: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode1~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,811 INFO L290 TraceCheckUtils]: 83: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r1~0 < 3; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,812 INFO L290 TraceCheckUtils]: 84: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep12~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,812 INFO L290 TraceCheckUtils]: 85: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep13~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,812 INFO L290 TraceCheckUtils]: 86: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep14~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,812 INFO L290 TraceCheckUtils]: 87: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode1~0 := 1; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,813 INFO L290 TraceCheckUtils]: 88: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode2~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,813 INFO L290 TraceCheckUtils]: 89: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r2~0 < 3; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,813 INFO L290 TraceCheckUtils]: 90: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep21~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,814 INFO L290 TraceCheckUtils]: 91: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep23~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,814 INFO L290 TraceCheckUtils]: 92: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep24~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,814 INFO L290 TraceCheckUtils]: 93: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode2~0 := 1; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,814 INFO L290 TraceCheckUtils]: 94: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode3~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,815 INFO L290 TraceCheckUtils]: 95: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r3~0 < 3; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,815 INFO L290 TraceCheckUtils]: 96: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep31~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,815 INFO L290 TraceCheckUtils]: 97: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep32~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,816 INFO L290 TraceCheckUtils]: 98: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep34~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,816 INFO L290 TraceCheckUtils]: 99: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode3~0 := 1; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,816 INFO L290 TraceCheckUtils]: 100: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~mode4~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,817 INFO L290 TraceCheckUtils]: 101: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~r4~0 < 3; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,817 INFO L290 TraceCheckUtils]: 102: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep41~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,817 INFO L290 TraceCheckUtils]: 103: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep42~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,817 INFO L290 TraceCheckUtils]: 104: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume !!(0 == ~ep43~0 % 256); {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,818 INFO L290 TraceCheckUtils]: 105: Hoare triple {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} ~mode4~0 := 1; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,818 INFO L290 TraceCheckUtils]: 106: Hoare triple {55024#(<= (+ ~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; {55024#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:40:46,819 INFO L290 TraceCheckUtils]: 107: Hoare triple {55024#(<= (+ ~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; {55020#false} is VALID [2022-02-20 18:40:46,819 INFO L290 TraceCheckUtils]: 108: Hoare triple {55020#false} ~__return_4821~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_4821~0;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; {55020#false} is VALID [2022-02-20 18:40:46,819 INFO L290 TraceCheckUtils]: 109: Hoare triple {55020#false} assume 0 == main_~assert__arg~0#1 % 256; {55020#false} is VALID [2022-02-20 18:40:46,819 INFO L290 TraceCheckUtils]: 110: Hoare triple {55020#false} assume !false; {55020#false} is VALID [2022-02-20 18:40:46,819 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 18:40:46,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:40:46,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010084651] [2022-02-20 18:40:46,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010084651] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:40:46,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:40:46,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 18:40:46,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118239347] [2022-02-20 18:40:46,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:40:46,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:40:46,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:40:46,821 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:40:46,886 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:40:46,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 18:40:46,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:40:46,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 18:40:46,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 18:40:46,888 INFO L87 Difference]: Start difference. First operand 3637 states and 5982 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:41:19,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:41:19,220 INFO L93 Difference]: Finished difference Result 20391 states and 33849 transitions. [2022-02-20 18:41:19,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 18:41:19,220 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-02-20 18:41:19,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:41:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:41:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2241 transitions. [2022-02-20 18:41:19,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:41:19,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2241 transitions. [2022-02-20 18:41:19,232 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 2241 transitions. [2022-02-20 18:41:20,523 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2241 edges. 2241 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.