./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b67ecf5848be9c2e67ab202f4088edc38ff4a91991b1583263c2018f06031ba2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:46:58,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:46:58,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:46:58,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:46:58,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:46:58,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:46:58,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:46:58,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:46:58,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:46:58,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:46:58,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:46:58,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:46:58,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:46:58,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:46:58,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:46:58,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:46:58,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:46:58,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:46:58,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:46:58,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:46:58,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:46:58,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:46:58,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:46:58,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:46:58,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:46:58,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:46:58,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:46:58,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:46:58,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:46:58,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:46:58,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:46:58,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:46:58,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:46:58,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:46:58,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:46:58,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:46:58,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:46:58,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:46:58,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:46:58,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:46:58,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:46:58,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:46:58,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:46:58,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:46:58,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:46:58,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:46:58,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:46:58,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:46:58,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:46:58,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:46:58,457 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:46:58,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:46:58,458 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:46:58,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:46:58,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:46:58,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:46:58,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:46:58,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:46:58,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:46:58,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:46:58,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:46:58,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:46:58,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:46:58,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:46:58,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:46:58,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:46:58,462 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:46:58,462 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:46:58,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:46:58,462 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b67ecf5848be9c2e67ab202f4088edc38ff4a91991b1583263c2018f06031ba2 [2022-02-20 18:46:58,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:46:58,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:46:58,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:46:58,709 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:46:58,711 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:46:58,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:46:58,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe6f8273/2e8b35bf98b24c72946266a0383f9f3a/FLAG25f9fd5f1 [2022-02-20 18:46:59,212 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:46:59,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:46:59,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe6f8273/2e8b35bf98b24c72946266a0383f9f3a/FLAG25f9fd5f1 [2022-02-20 18:46:59,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe6f8273/2e8b35bf98b24c72946266a0383f9f3a [2022-02-20 18:46:59,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:46:59,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:46:59,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:46:59,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:46:59,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:46:59,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:46:59" (1/1) ... [2022-02-20 18:46:59,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76071e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:46:59, skipping insertion in model container [2022-02-20 18:46:59,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:46:59" (1/1) ... [2022-02-20 18:46:59,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:46:59,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:46:59,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12458,12471] [2022-02-20 18:46:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19724,19737] [2022-02-20 18:46:59,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22076,22089] [2022-02-20 18:46:59,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23196,23209] [2022-02-20 18:46:59,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26746,26759] [2022-02-20 18:46:59,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27869,27882] [2022-02-20 18:46:59,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30184,30197] [2022-02-20 18:46:59,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:46:59,884 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:46:59,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12458,12471] [2022-02-20 18:46:59,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19724,19737] [2022-02-20 18:46:59,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22076,22089] [2022-02-20 18:46:59,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23196,23209] [2022-02-20 18:46:59,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26746,26759] [2022-02-20 18:46:59,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27869,27882] [2022-02-20 18:46:59,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30184,30197] [2022-02-20 18:47:00,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:47:00,128 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:47:00,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00 WrapperNode [2022-02-20 18:47:00,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:47:00,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:47:00,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:47:00,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:47:00,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,312 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 7008 [2022-02-20 18:47:00,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:47:00,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:47:00,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:47:00,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:47:00,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:47:00,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:47:00,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:47:00,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:47:00,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (1/1) ... [2022-02-20 18:47:00,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:47:00,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:47:00,475 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 18:47:00,476 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 18:47:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:47:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:47:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:47:00,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:47:00,858 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:47:00,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:47:03,210 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:47:03,241 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:47:03,241 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:47:03,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:47:03 BoogieIcfgContainer [2022-02-20 18:47:03,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:47:03,245 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:47:03,245 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:47:03,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:47:03,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:46:59" (1/3) ... [2022-02-20 18:47:03,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f5ca326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:47:03, skipping insertion in model container [2022-02-20 18:47:03,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:47:00" (2/3) ... [2022-02-20 18:47:03,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f5ca326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:47:03, skipping insertion in model container [2022-02-20 18:47:03,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:47:03" (3/3) ... [2022-02-20 18:47:03,250 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:47:03,253 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:47:03,267 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-02-20 18:47:03,336 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:47:03,356 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 18:47:03,356 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-20 18:47:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 1106 states, 1098 states have (on average 1.8852459016393444) internal successors, (2070), 1105 states have internal predecessors, (2070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:47:03,420 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:03,420 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] [2022-02-20 18:47:03,421 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:03,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:03,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1160265217, now seen corresponding path program 1 times [2022-02-20 18:47:03,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:03,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623130125] [2022-02-20 18:47:03,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:03,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:03,777 INFO L290 TraceCheckUtils]: 0: Hoare triple {1109#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {1109#true} is VALID [2022-02-20 18:47:03,777 INFO L290 TraceCheckUtils]: 1: Hoare triple {1109#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~21#1, main_~node4____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~12#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~22#1, main_~node4____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~13#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~23#1, main_~node4__m4~10#1, main_~node3____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~14#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~24#1, main_~main____CPAchecker_TMP_0~15#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~25#1, main_~node4____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~16#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~26#1, main_~node4____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~17#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~27#1, main_~node4__m4~11#1, main_~node3____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~18#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~28#1, main_~main____CPAchecker_TMP_0~19#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~29#1, main_~node4____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~20#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~30#1, main_~node4____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~21#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~31#1, main_~node4__m4~12#1, main_~node3__m3~0#1, main_~main____CPAchecker_TMP_0~22#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~32#1, main_~main____CPAchecker_TMP_0~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~24#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~34#1, main_~node4____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~25#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~35#1, main_~node4__m4~13#1, main_~main____CPAchecker_TMP_0~26#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~36#1, main_~main____CPAchecker_TMP_0~27#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~37#1, 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main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, 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main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {1109#true} is VALID [2022-02-20 18:47:03,778 INFO L290 TraceCheckUtils]: 2: Hoare triple {1109#true} assume 0 == ~r1~0; {1109#true} is VALID [2022-02-20 18:47:03,778 INFO L290 TraceCheckUtils]: 3: Hoare triple {1109#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {1109#true} is VALID [2022-02-20 18:47:03,778 INFO L290 TraceCheckUtils]: 4: Hoare triple {1109#true} assume ~id1~0 >= 0; {1109#true} is VALID [2022-02-20 18:47:03,779 INFO L290 TraceCheckUtils]: 5: Hoare triple {1109#true} assume 0 == ~st1~0; {1109#true} is VALID [2022-02-20 18:47:03,779 INFO L290 TraceCheckUtils]: 6: Hoare triple {1109#true} assume ~send1~0 == ~id1~0; {1109#true} is VALID [2022-02-20 18:47:03,779 INFO L290 TraceCheckUtils]: 7: Hoare triple {1109#true} assume 0 == ~mode1~0 % 256; {1109#true} is VALID [2022-02-20 18:47:03,779 INFO L290 TraceCheckUtils]: 8: Hoare triple {1109#true} assume ~id2~0 >= 0; {1109#true} is VALID [2022-02-20 18:47:03,779 INFO L290 TraceCheckUtils]: 9: Hoare triple {1109#true} assume 0 == ~st2~0; {1109#true} is VALID [2022-02-20 18:47:03,780 INFO L290 TraceCheckUtils]: 10: Hoare triple {1109#true} assume ~send2~0 == ~id2~0; {1109#true} is VALID [2022-02-20 18:47:03,780 INFO L290 TraceCheckUtils]: 11: Hoare triple {1109#true} assume 0 == ~mode2~0 % 256; {1109#true} is VALID [2022-02-20 18:47:03,780 INFO L290 TraceCheckUtils]: 12: Hoare triple {1109#true} assume ~id3~0 >= 0; {1109#true} is VALID [2022-02-20 18:47:03,781 INFO L290 TraceCheckUtils]: 13: Hoare triple {1109#true} assume 0 == ~st3~0; {1109#true} is VALID [2022-02-20 18:47:03,781 INFO L290 TraceCheckUtils]: 14: Hoare triple {1109#true} assume ~send3~0 == ~id3~0; {1109#true} is VALID [2022-02-20 18:47:03,781 INFO L290 TraceCheckUtils]: 15: Hoare triple {1109#true} assume 0 == ~mode3~0 % 256; {1109#true} is VALID [2022-02-20 18:47:03,781 INFO L290 TraceCheckUtils]: 16: Hoare triple {1109#true} assume ~id4~0 >= 0; {1109#true} is VALID [2022-02-20 18:47:03,781 INFO L290 TraceCheckUtils]: 17: Hoare triple {1109#true} assume 0 == ~st4~0; {1109#true} is VALID [2022-02-20 18:47:03,782 INFO L290 TraceCheckUtils]: 18: Hoare triple {1109#true} assume ~send4~0 == ~id4~0; {1109#true} is VALID [2022-02-20 18:47:03,782 INFO L290 TraceCheckUtils]: 19: Hoare triple {1109#true} assume 0 == ~mode4~0 % 256; {1109#true} is VALID [2022-02-20 18:47:03,782 INFO L290 TraceCheckUtils]: 20: Hoare triple {1109#true} assume ~id1~0 != ~id2~0; {1109#true} is VALID [2022-02-20 18:47:03,782 INFO L290 TraceCheckUtils]: 21: Hoare triple {1109#true} assume ~id1~0 != ~id3~0; {1109#true} is VALID [2022-02-20 18:47:03,783 INFO L290 TraceCheckUtils]: 22: Hoare triple {1109#true} assume ~id1~0 != ~id4~0; {1109#true} is VALID [2022-02-20 18:47:03,783 INFO L290 TraceCheckUtils]: 23: Hoare triple {1109#true} assume ~id2~0 != ~id3~0; {1109#true} is VALID [2022-02-20 18:47:03,783 INFO L290 TraceCheckUtils]: 24: Hoare triple {1109#true} assume ~id2~0 != ~id4~0; {1109#true} is VALID [2022-02-20 18:47:03,783 INFO L290 TraceCheckUtils]: 25: Hoare triple {1109#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {1109#true} is VALID [2022-02-20 18:47:03,783 INFO L290 TraceCheckUtils]: 26: Hoare triple {1109#true} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {1109#true} is VALID [2022-02-20 18:47:03,784 INFO L290 TraceCheckUtils]: 27: Hoare triple {1109#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {1109#true} is VALID [2022-02-20 18:47:03,784 INFO L290 TraceCheckUtils]: 28: Hoare triple {1109#true} assume !!(0 == ~mode1~0 % 256); {1109#true} is VALID [2022-02-20 18:47:03,784 INFO L290 TraceCheckUtils]: 29: Hoare triple {1109#true} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {1109#true} is VALID [2022-02-20 18:47:03,784 INFO L290 TraceCheckUtils]: 30: Hoare triple {1109#true} assume !(~send1~0 != ~nomsg~0);main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0;~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1;havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {1109#true} is VALID [2022-02-20 18:47:03,785 INFO L290 TraceCheckUtils]: 31: Hoare triple {1109#true} assume !!(0 == ~mode2~0 % 256); {1109#true} is VALID [2022-02-20 18:47:03,785 INFO L290 TraceCheckUtils]: 32: Hoare triple {1109#true} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {1109#true} is VALID [2022-02-20 18:47:03,785 INFO L290 TraceCheckUtils]: 33: Hoare triple {1109#true} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~9#1;main_~node3__m3~9#1 := ~nomsg~0; {1109#true} is VALID [2022-02-20 18:47:03,785 INFO L290 TraceCheckUtils]: 34: Hoare triple {1109#true} assume !!(0 == ~mode3~0 % 256); {1109#true} is VALID [2022-02-20 18:47:03,786 INFO L290 TraceCheckUtils]: 35: Hoare triple {1109#true} assume !!(0 == ~alive3~0 % 256); {1109#true} is VALID [2022-02-20 18:47:03,786 INFO L290 TraceCheckUtils]: 36: Hoare triple {1109#true} assume !(~send3~0 != ~id3~0);~mode3~0 := 1;havoc main_~node4__m4~28#1;main_~node4__m4~28#1 := ~nomsg~0; {1109#true} is VALID [2022-02-20 18:47:03,786 INFO L290 TraceCheckUtils]: 37: Hoare triple {1109#true} assume !!(0 == ~mode4~0 % 256); {1109#true} is VALID [2022-02-20 18:47:03,787 INFO L290 TraceCheckUtils]: 38: Hoare triple {1109#true} assume !!(0 == ~alive4~0 % 256); {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,787 INFO L290 TraceCheckUtils]: 39: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~95#1; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,788 INFO L290 TraceCheckUtils]: 40: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,789 INFO L290 TraceCheckUtils]: 41: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume ~r1~0 < 4;main_~check__tmp~95#1 := 1;~__return_20255~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20255~0;havoc main_~__tmp_92~0#1;main_~__tmp_92~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~91#1;main_~assert__arg~91#1 := main_~__tmp_92~0#1; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,789 INFO L290 TraceCheckUtils]: 42: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == main_~assert__arg~91#1 % 256);main_~main____CPAchecker_TMP_0~85#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~85#1; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,790 INFO L290 TraceCheckUtils]: 43: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,790 INFO L290 TraceCheckUtils]: 44: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,791 INFO L290 TraceCheckUtils]: 45: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,791 INFO L290 TraceCheckUtils]: 46: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume main_~node1__m1~1#1 != ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,792 INFO L290 TraceCheckUtils]: 47: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~alive1~0 % 256); {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,792 INFO L290 TraceCheckUtils]: 48: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(main_~node1__m1~1#1 > ~id1~0); {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,793 INFO L290 TraceCheckUtils]: 49: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,793 INFO L290 TraceCheckUtils]: 50: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,794 INFO L290 TraceCheckUtils]: 51: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(main_~node2__m2~3#1 != ~nomsg~0);~mode2~0 := 0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,794 INFO L290 TraceCheckUtils]: 52: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,795 INFO L290 TraceCheckUtils]: 53: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,795 INFO L290 TraceCheckUtils]: 54: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(main_~node3__m3~4#1 != ~nomsg~0);~mode3~0 := 0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,796 INFO L290 TraceCheckUtils]: 55: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} havoc main_~node4__m4~6#1;main_~node4__m4~6#1 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,796 INFO L290 TraceCheckUtils]: 56: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~mode4~0 % 256);main_~node4__m4~6#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,797 INFO L290 TraceCheckUtils]: 57: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume main_~node4__m4~6#1 != ~nomsg~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:47:03,797 INFO L290 TraceCheckUtils]: 58: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} assume !(0 == ~alive4~0 % 256); {1110#false} is VALID [2022-02-20 18:47:03,798 INFO L290 TraceCheckUtils]: 59: Hoare triple {1110#false} assume !(main_~node4__m4~6#1 > ~id4~0); {1110#false} is VALID [2022-02-20 18:47:03,798 INFO L290 TraceCheckUtils]: 60: Hoare triple {1110#false} assume main_~node4__m4~6#1 == ~id4~0;~st4~0 := 1;~mode4~0 := 0;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~11#1; {1110#false} is VALID [2022-02-20 18:47:03,798 INFO L290 TraceCheckUtils]: 61: Hoare triple {1110#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~11#1 := 0;~__return_20064~0 := main_~check__tmp~11#1;main_~main__c1~0#1 := ~__return_20064~0;havoc main_~__tmp_11~0#1;main_~__tmp_11~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~10#1;main_~assert__arg~10#1 := main_~__tmp_11~0#1; {1110#false} is VALID [2022-02-20 18:47:03,798 INFO L290 TraceCheckUtils]: 62: Hoare triple {1110#false} assume 0 == main_~assert__arg~10#1 % 256; {1110#false} is VALID [2022-02-20 18:47:03,799 INFO L290 TraceCheckUtils]: 63: Hoare triple {1110#false} assume !false; {1110#false} is VALID [2022-02-20 18:47:03,800 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 18:47:03,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:03,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623130125] [2022-02-20 18:47:03,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623130125] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:03,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:03,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:47:03,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339531156] [2022-02-20 18:47:03,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:03,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:03,812 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:03,814 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:03,871 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:03,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:47:03,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:03,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:47:03,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:47:03,898 INFO L87 Difference]: Start difference. First operand has 1106 states, 1098 states have (on average 1.8852459016393444) internal successors, (2070), 1105 states have internal predecessors, (2070), 0 states have call successors, (0), 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 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:05,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:05,945 INFO L93 Difference]: Finished difference Result 1465 states and 2651 transitions. [2022-02-20 18:47:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:47:05,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:05,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:05,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2651 transitions. [2022-02-20 18:47:05,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2651 transitions. [2022-02-20 18:47:05,984 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2651 transitions. [2022-02-20 18:47:07,698 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2651 edges. 2651 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:07,816 INFO L225 Difference]: With dead ends: 1465 [2022-02-20 18:47:07,816 INFO L226 Difference]: Without dead ends: 1288 [2022-02-20 18:47:07,820 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 18:47:07,822 INFO L933 BasicCegarLoop]: 2055 mSDtfsCounter, 969 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 3330 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:07,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 3330 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:47:07,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2022-02-20 18:47:07,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1280. [2022-02-20 18:47:07,893 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:07,896 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1288 states. Second operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:07,899 INFO L74 IsIncluded]: Start isIncluded. First operand 1288 states. Second operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:07,902 INFO L87 Difference]: Start difference. First operand 1288 states. Second operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:07,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:07,952 INFO L93 Difference]: Finished difference Result 1288 states and 1680 transitions. [2022-02-20 18:47:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1680 transitions. [2022-02-20 18:47:07,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:07,955 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:07,957 INFO L74 IsIncluded]: Start isIncluded. First operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 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 1288 states. [2022-02-20 18:47:07,958 INFO L87 Difference]: Start difference. First operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 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 1288 states. [2022-02-20 18:47:08,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:08,005 INFO L93 Difference]: Finished difference Result 1288 states and 1680 transitions. [2022-02-20 18:47:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1680 transitions. [2022-02-20 18:47:08,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:08,006 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:08,006 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:08,007 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1280 states, 1273 states have (on average 1.3165750196386488) internal successors, (1676), 1279 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1676 transitions. [2022-02-20 18:47:08,060 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1676 transitions. Word has length 64 [2022-02-20 18:47:08,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:08,061 INFO L470 AbstractCegarLoop]: Abstraction has 1280 states and 1676 transitions. [2022-02-20 18:47:08,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:08,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1676 transitions. [2022-02-20 18:47:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:47:08,063 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:08,063 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] [2022-02-20 18:47:08,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:47:08,064 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:08,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:08,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1978887998, now seen corresponding path program 1 times [2022-02-20 18:47:08,065 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:08,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184291866] [2022-02-20 18:47:08,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:08,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:08,173 INFO L290 TraceCheckUtils]: 0: Hoare triple {6843#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {6843#true} is VALID [2022-02-20 18:47:08,173 INFO L290 TraceCheckUtils]: 1: Hoare triple {6843#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~21#1, main_~node4____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~12#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~22#1, main_~node4____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~13#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~23#1, main_~node4__m4~10#1, main_~node3____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~14#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~24#1, main_~main____CPAchecker_TMP_0~15#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~25#1, main_~node4____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~16#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~26#1, main_~node4____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~17#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~27#1, main_~node4__m4~11#1, main_~node3____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~18#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~28#1, main_~main____CPAchecker_TMP_0~19#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~29#1, main_~node4____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~20#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~30#1, main_~node4____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~21#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~31#1, main_~node4__m4~12#1, main_~node3__m3~0#1, main_~main____CPAchecker_TMP_0~22#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~32#1, main_~main____CPAchecker_TMP_0~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~24#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~34#1, main_~node4____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~25#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~35#1, main_~node4__m4~13#1, main_~main____CPAchecker_TMP_0~26#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~36#1, main_~main____CPAchecker_TMP_0~27#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~37#1, main_~node4____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~28#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~38#1, main_~node4____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~29#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~39#1, main_~node4__m4~14#1, main_~node3____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~30#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~40#1, main_~main____CPAchecker_TMP_0~31#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~41#1, main_~node4____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~32#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~42#1, main_~node4____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~33#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~43#1, main_~node4__m4~15#1, main_~node3____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~34#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~44#1, main_~main____CPAchecker_TMP_0~35#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~45#1, main_~node4____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~36#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~46#1, main_~node4____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~37#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~47#1, main_~node4__m4~16#1, main_~node3__m3~6#1, main_~node2____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~38#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~48#1, main_~main____CPAchecker_TMP_0~39#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~49#1, main_~node4____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~40#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~50#1, main_~node4____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~41#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~51#1, main_~node4__m4~17#1, main_~main____CPAchecker_TMP_0~42#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~52#1, main_~main____CPAchecker_TMP_0~43#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~53#1, main_~node4____CPAchecker_TMP_0~10#1, main_~main____CPAchecker_TMP_0~44#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~54#1, main_~node4____CPAchecker_TMP_1~10#1, main_~main____CPAchecker_TMP_0~45#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~55#1, main_~node4__m4~18#1, main_~node3____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~46#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~56#1, main_~main____CPAchecker_TMP_0~47#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~57#1, main_~node4____CPAchecker_TMP_0~11#1, main_~main____CPAchecker_TMP_0~48#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~58#1, main_~node4____CPAchecker_TMP_1~11#1, main_~main____CPAchecker_TMP_0~49#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~59#1, main_~node4__m4~19#1, main_~node3____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~50#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~60#1, main_~main____CPAchecker_TMP_0~51#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~61#1, main_~node4____CPAchecker_TMP_0~12#1, main_~main____CPAchecker_TMP_0~52#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~62#1, main_~node4____CPAchecker_TMP_1~12#1, main_~main____CPAchecker_TMP_0~53#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~63#1, main_~node4__m4~20#1, main_~node3__m3~7#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2__m2~0#1, main_~main____CPAchecker_TMP_0~54#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~64#1, main_~main____CPAchecker_TMP_0~55#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~65#1, main_~node4____CPAchecker_TMP_0~13#1, main_~main____CPAchecker_TMP_0~56#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~66#1, main_~node4____CPAchecker_TMP_1~13#1, main_~main____CPAchecker_TMP_0~57#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~67#1, main_~node4__m4~21#1, main_~main____CPAchecker_TMP_0~58#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~68#1, main_~main____CPAchecker_TMP_0~59#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~69#1, main_~node4____CPAchecker_TMP_0~14#1, main_~main____CPAchecker_TMP_0~60#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~70#1, main_~node4____CPAchecker_TMP_1~14#1, main_~main____CPAchecker_TMP_0~61#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~71#1, main_~node4__m4~22#1, main_~node3____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~62#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~72#1, main_~main____CPAchecker_TMP_0~63#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~73#1, main_~node4____CPAchecker_TMP_0~15#1, main_~main____CPAchecker_TMP_0~64#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~74#1, main_~node4____CPAchecker_TMP_1~15#1, main_~main____CPAchecker_TMP_0~65#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~75#1, main_~node4__m4~23#1, main_~node3____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~66#1, main_~__tmp_73~0#1, main_~assert__arg~72#1, main_~check__tmp~76#1, main_~main____CPAchecker_TMP_0~67#1, main_~__tmp_74~0#1, main_~assert__arg~73#1, main_~check__tmp~77#1, main_~node4____CPAchecker_TMP_0~16#1, main_~main____CPAchecker_TMP_0~68#1, main_~__tmp_75~0#1, main_~assert__arg~74#1, main_~check__tmp~78#1, main_~node4____CPAchecker_TMP_1~16#1, main_~main____CPAchecker_TMP_0~69#1, main_~__tmp_76~0#1, main_~assert__arg~75#1, main_~check__tmp~79#1, main_~node4__m4~24#1, main_~node3__m3~8#1, main_~main____CPAchecker_TMP_0~70#1, main_~__tmp_77~0#1, main_~assert__arg~76#1, main_~check__tmp~80#1, main_~main____CPAchecker_TMP_0~71#1, main_~__tmp_78~0#1, main_~assert__arg~77#1, main_~check__tmp~81#1, main_~node4____CPAchecker_TMP_0~17#1, main_~main____CPAchecker_TMP_0~72#1, main_~__tmp_79~0#1, main_~assert__arg~78#1, main_~check__tmp~82#1, main_~node4____CPAchecker_TMP_1~17#1, main_~main____CPAchecker_TMP_0~73#1, main_~__tmp_80~0#1, main_~assert__arg~79#1, main_~check__tmp~83#1, main_~node4__m4~25#1, main_~main____CPAchecker_TMP_0~74#1, main_~__tmp_81~0#1, main_~assert__arg~80#1, main_~check__tmp~84#1, main_~main____CPAchecker_TMP_0~75#1, main_~__tmp_82~0#1, main_~assert__arg~81#1, main_~check__tmp~85#1, main_~node4____CPAchecker_TMP_0~18#1, main_~main____CPAchecker_TMP_0~76#1, main_~__tmp_83~0#1, main_~assert__arg~82#1, main_~check__tmp~86#1, main_~node4____CPAchecker_TMP_1~18#1, main_~main____CPAchecker_TMP_0~77#1, main_~__tmp_84~0#1, main_~assert__arg~83#1, main_~check__tmp~87#1, main_~node4__m4~26#1, main_~node3____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~78#1, main_~__tmp_85~0#1, main_~assert__arg~84#1, main_~check__tmp~88#1, main_~main____CPAchecker_TMP_0~79#1, main_~__tmp_86~0#1, main_~assert__arg~85#1, main_~check__tmp~89#1, main_~node4____CPAchecker_TMP_0~19#1, main_~main____CPAchecker_TMP_0~80#1, main_~__tmp_87~0#1, main_~assert__arg~86#1, main_~check__tmp~90#1, main_~node4____CPAchecker_TMP_1~19#1, main_~main____CPAchecker_TMP_0~81#1, main_~__tmp_88~0#1, main_~assert__arg~87#1, main_~check__tmp~91#1, main_~node4__m4~27#1, main_~node3____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~82#1, main_~__tmp_89~0#1, main_~assert__arg~88#1, main_~check__tmp~92#1, main_~main____CPAchecker_TMP_0~83#1, main_~__tmp_90~0#1, main_~assert__arg~89#1, main_~check__tmp~93#1, main_~node4____CPAchecker_TMP_0~20#1, main_~main____CPAchecker_TMP_0~84#1, main_~__tmp_91~0#1, main_~assert__arg~90#1, main_~check__tmp~94#1, main_~node4____CPAchecker_TMP_1~20#1, main_~main____CPAchecker_TMP_0~85#1, main_~__tmp_92~0#1, main_~assert__arg~91#1, main_~check__tmp~95#1, main_~node4__m4~28#1, main_~node3__m3~9#1, main_~node2____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~86#1, main_~__tmp_93~0#1, main_~assert__arg~92#1, main_~check__tmp~96#1, main_~main____CPAchecker_TMP_0~87#1, main_~__tmp_94~0#1, main_~assert__arg~93#1, main_~check__tmp~97#1, main_~node4____CPAchecker_TMP_0~21#1, main_~main____CPAchecker_TMP_0~88#1, main_~__tmp_95~0#1, main_~assert__arg~94#1, main_~check__tmp~98#1, main_~node4____CPAchecker_TMP_1~21#1, main_~main____CPAchecker_TMP_0~89#1, main_~__tmp_96~0#1, main_~assert__arg~95#1, main_~check__tmp~99#1, main_~node4__m4~29#1, main_~main____CPAchecker_TMP_0~90#1, main_~__tmp_97~0#1, main_~assert__arg~96#1, main_~check__tmp~100#1, main_~main____CPAchecker_TMP_0~91#1, main_~__tmp_98~0#1, main_~assert__arg~97#1, main_~check__tmp~101#1, main_~node4____CPAchecker_TMP_0~22#1, main_~main____CPAchecker_TMP_0~92#1, main_~__tmp_99~0#1, main_~assert__arg~98#1, main_~check__tmp~102#1, main_~node4____CPAchecker_TMP_1~22#1, main_~main____CPAchecker_TMP_0~93#1, main_~__tmp_100~0#1, main_~assert__arg~99#1, main_~check__tmp~103#1, main_~node4__m4~30#1, main_~node3____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~94#1, main_~__tmp_101~0#1, main_~assert__arg~100#1, main_~check__tmp~104#1, main_~main____CPAchecker_TMP_0~95#1, main_~__tmp_102~0#1, main_~assert__arg~101#1, main_~check__tmp~105#1, main_~node4____CPAchecker_TMP_0~23#1, main_~main____CPAchecker_TMP_0~96#1, main_~__tmp_103~0#1, main_~assert__arg~102#1, main_~check__tmp~106#1, main_~node4____CPAchecker_TMP_1~23#1, main_~main____CPAchecker_TMP_0~97#1, main_~__tmp_104~0#1, main_~assert__arg~103#1, main_~check__tmp~107#1, main_~node4__m4~31#1, main_~node3____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~98#1, main_~__tmp_105~0#1, main_~assert__arg~104#1, main_~check__tmp~108#1, main_~main____CPAchecker_TMP_0~99#1, main_~__tmp_106~0#1, main_~assert__arg~105#1, main_~check__tmp~109#1, main_~node4____CPAchecker_TMP_0~24#1, main_~main____CPAchecker_TMP_0~100#1, main_~__tmp_107~0#1, main_~assert__arg~106#1, main_~check__tmp~110#1, main_~node4____CPAchecker_TMP_1~24#1, main_~main____CPAchecker_TMP_0~101#1, main_~__tmp_108~0#1, main_~assert__arg~107#1, main_~check__tmp~111#1, main_~node4__m4~32#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~102#1, main_~__tmp_109~0#1, main_~assert__arg~108#1, main_~check__tmp~112#1, main_~main____CPAchecker_TMP_0~103#1, main_~__tmp_110~0#1, main_~assert__arg~109#1, main_~check__tmp~113#1, main_~node4____CPAchecker_TMP_0~25#1, main_~main____CPAchecker_TMP_0~104#1, main_~__tmp_111~0#1, main_~assert__arg~110#1, main_~check__tmp~114#1, main_~node4____CPAchecker_TMP_1~25#1, main_~main____CPAchecker_TMP_0~105#1, main_~__tmp_112~0#1, main_~assert__arg~111#1, main_~check__tmp~115#1, main_~node4__m4~33#1, main_~main____CPAchecker_TMP_0~106#1, main_~__tmp_113~0#1, main_~assert__arg~112#1, main_~check__tmp~116#1, main_~main____CPAchecker_TMP_0~107#1, main_~__tmp_114~0#1, main_~assert__arg~113#1, main_~check__tmp~117#1, main_~node4____CPAchecker_TMP_0~26#1, main_~main____CPAchecker_TMP_0~108#1, main_~__tmp_115~0#1, main_~assert__arg~114#1, main_~check__tmp~118#1, main_~node4____CPAchecker_TMP_1~26#1, main_~main____CPAchecker_TMP_0~109#1, main_~__tmp_116~0#1, main_~assert__arg~115#1, main_~check__tmp~119#1, main_~node4__m4~34#1, main_~node3____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~110#1, main_~__tmp_117~0#1, main_~assert__arg~116#1, main_~check__tmp~120#1, main_~main____CPAchecker_TMP_0~111#1, main_~__tmp_118~0#1, main_~assert__arg~117#1, main_~check__tmp~121#1, main_~node4____CPAchecker_TMP_0~27#1, main_~main____CPAchecker_TMP_0~112#1, main_~__tmp_119~0#1, main_~assert__arg~118#1, main_~check__tmp~122#1, main_~node4____CPAchecker_TMP_1~27#1, main_~main____CPAchecker_TMP_0~113#1, main_~__tmp_120~0#1, main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {6843#true} is VALID [2022-02-20 18:47:08,174 INFO L290 TraceCheckUtils]: 2: Hoare triple {6843#true} assume 0 == ~r1~0; {6843#true} is VALID [2022-02-20 18:47:08,174 INFO L290 TraceCheckUtils]: 3: Hoare triple {6843#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {6843#true} is VALID [2022-02-20 18:47:08,174 INFO L290 TraceCheckUtils]: 4: Hoare triple {6843#true} assume ~id1~0 >= 0; {6843#true} is VALID [2022-02-20 18:47:08,174 INFO L290 TraceCheckUtils]: 5: Hoare triple {6843#true} assume 0 == ~st1~0; {6843#true} is VALID [2022-02-20 18:47:08,174 INFO L290 TraceCheckUtils]: 6: Hoare triple {6843#true} assume ~send1~0 == ~id1~0; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 7: Hoare triple {6843#true} assume 0 == ~mode1~0 % 256; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 8: Hoare triple {6843#true} assume ~id2~0 >= 0; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 9: Hoare triple {6843#true} assume 0 == ~st2~0; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 10: Hoare triple {6843#true} assume ~send2~0 == ~id2~0; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 11: Hoare triple {6843#true} assume 0 == ~mode2~0 % 256; {6843#true} is VALID [2022-02-20 18:47:08,175 INFO L290 TraceCheckUtils]: 12: Hoare triple {6843#true} assume ~id3~0 >= 0; {6843#true} is VALID [2022-02-20 18:47:08,176 INFO L290 TraceCheckUtils]: 13: Hoare triple {6843#true} assume 0 == ~st3~0; {6843#true} is VALID [2022-02-20 18:47:08,176 INFO L290 TraceCheckUtils]: 14: Hoare triple {6843#true} assume ~send3~0 == ~id3~0; {6843#true} is VALID [2022-02-20 18:47:08,176 INFO L290 TraceCheckUtils]: 15: Hoare triple {6843#true} assume 0 == ~mode3~0 % 256; {6843#true} is VALID [2022-02-20 18:47:08,176 INFO L290 TraceCheckUtils]: 16: Hoare triple {6843#true} assume ~id4~0 >= 0; {6843#true} is VALID [2022-02-20 18:47:08,176 INFO L290 TraceCheckUtils]: 17: Hoare triple {6843#true} assume 0 == ~st4~0; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 18: Hoare triple {6843#true} assume ~send4~0 == ~id4~0; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 19: Hoare triple {6843#true} assume 0 == ~mode4~0 % 256; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 20: Hoare triple {6843#true} assume ~id1~0 != ~id2~0; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 21: Hoare triple {6843#true} assume ~id1~0 != ~id3~0; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 22: Hoare triple {6843#true} assume ~id1~0 != ~id4~0; {6843#true} is VALID [2022-02-20 18:47:08,177 INFO L290 TraceCheckUtils]: 23: Hoare triple {6843#true} assume ~id2~0 != ~id3~0; {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 24: Hoare triple {6843#true} assume ~id2~0 != ~id4~0; {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 25: Hoare triple {6843#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 26: Hoare triple {6843#true} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 27: Hoare triple {6843#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 28: Hoare triple {6843#true} assume !!(0 == ~mode1~0 % 256); {6843#true} is VALID [2022-02-20 18:47:08,178 INFO L290 TraceCheckUtils]: 29: Hoare triple {6843#true} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {6843#true} is VALID [2022-02-20 18:47:08,179 INFO L290 TraceCheckUtils]: 30: Hoare triple {6843#true} assume !(~send1~0 != ~nomsg~0);main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0;~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1;havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {6843#true} is VALID [2022-02-20 18:47:08,179 INFO L290 TraceCheckUtils]: 31: Hoare triple {6843#true} assume !!(0 == ~mode2~0 % 256); {6843#true} is VALID [2022-02-20 18:47:08,179 INFO L290 TraceCheckUtils]: 32: Hoare triple {6843#true} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {6843#true} is VALID [2022-02-20 18:47:08,179 INFO L290 TraceCheckUtils]: 33: Hoare triple {6843#true} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~9#1;main_~node3__m3~9#1 := ~nomsg~0; {6843#true} is VALID [2022-02-20 18:47:08,179 INFO L290 TraceCheckUtils]: 34: Hoare triple {6843#true} assume !!(0 == ~mode3~0 % 256); {6843#true} is VALID [2022-02-20 18:47:08,180 INFO L290 TraceCheckUtils]: 35: Hoare triple {6843#true} assume !!(0 == ~alive3~0 % 256); {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,180 INFO L290 TraceCheckUtils]: 36: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(~send3~0 != ~id3~0);~mode3~0 := 1;havoc main_~node4__m4~28#1;main_~node4__m4~28#1 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,181 INFO L290 TraceCheckUtils]: 37: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !!(0 == ~mode4~0 % 256); {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,181 INFO L290 TraceCheckUtils]: 38: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !!(0 == ~alive4~0 % 256); {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,182 INFO L290 TraceCheckUtils]: 39: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~95#1; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,182 INFO L290 TraceCheckUtils]: 40: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,183 INFO L290 TraceCheckUtils]: 41: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume ~r1~0 < 4;main_~check__tmp~95#1 := 1;~__return_20255~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20255~0;havoc main_~__tmp_92~0#1;main_~__tmp_92~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~91#1;main_~assert__arg~91#1 := main_~__tmp_92~0#1; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,183 INFO L290 TraceCheckUtils]: 42: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == main_~assert__arg~91#1 % 256);main_~main____CPAchecker_TMP_0~85#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~85#1; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,184 INFO L290 TraceCheckUtils]: 43: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,184 INFO L290 TraceCheckUtils]: 44: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,185 INFO L290 TraceCheckUtils]: 45: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,185 INFO L290 TraceCheckUtils]: 46: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume main_~node1__m1~1#1 != ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,185 INFO L290 TraceCheckUtils]: 47: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == ~alive1~0 % 256); {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,186 INFO L290 TraceCheckUtils]: 48: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(main_~node1__m1~1#1 > ~id1~0); {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,186 INFO L290 TraceCheckUtils]: 49: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,187 INFO L290 TraceCheckUtils]: 50: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,203 INFO L290 TraceCheckUtils]: 51: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(main_~node2__m2~3#1 != ~nomsg~0);~mode2~0 := 0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,204 INFO L290 TraceCheckUtils]: 52: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,204 INFO L290 TraceCheckUtils]: 53: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,205 INFO L290 TraceCheckUtils]: 54: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume main_~node3__m3~4#1 != ~nomsg~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:47:08,205 INFO L290 TraceCheckUtils]: 55: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} assume !(0 == ~alive3~0 % 256); {6844#false} is VALID [2022-02-20 18:47:08,206 INFO L290 TraceCheckUtils]: 56: Hoare triple {6844#false} assume !(main_~node3__m3~4#1 > ~id3~0); {6844#false} is VALID [2022-02-20 18:47:08,206 INFO L290 TraceCheckUtils]: 57: Hoare triple {6844#false} assume main_~node3__m3~4#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 0;havoc main_~node4__m4~7#1;main_~node4__m4~7#1 := ~nomsg~0; {6844#false} is VALID [2022-02-20 18:47:08,206 INFO L290 TraceCheckUtils]: 58: Hoare triple {6844#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~7#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {6844#false} is VALID [2022-02-20 18:47:08,206 INFO L290 TraceCheckUtils]: 59: Hoare triple {6844#false} assume !(main_~node4__m4~7#1 != ~nomsg~0);~mode4~0 := 0; {6844#false} is VALID [2022-02-20 18:47:08,206 INFO L290 TraceCheckUtils]: 60: Hoare triple {6844#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~12#1; {6844#false} is VALID [2022-02-20 18:47:08,207 INFO L290 TraceCheckUtils]: 61: Hoare triple {6844#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~12#1 := 0;~__return_20666~0 := main_~check__tmp~12#1;main_~main__c1~0#1 := ~__return_20666~0;havoc main_~__tmp_12~0#1;main_~__tmp_12~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~11#1;main_~assert__arg~11#1 := main_~__tmp_12~0#1; {6844#false} is VALID [2022-02-20 18:47:08,207 INFO L290 TraceCheckUtils]: 62: Hoare triple {6844#false} assume 0 == main_~assert__arg~11#1 % 256; {6844#false} is VALID [2022-02-20 18:47:08,207 INFO L290 TraceCheckUtils]: 63: Hoare triple {6844#false} assume !false; {6844#false} is VALID [2022-02-20 18:47:08,207 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 18:47:08,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:08,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184291866] [2022-02-20 18:47:08,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184291866] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:08,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:08,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:47:08,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010022306] [2022-02-20 18:47:08,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:08,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:08,210 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:08,210 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:08,269 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:08,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:47:08,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:08,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:47:08,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:47:08,270 INFO L87 Difference]: Start difference. First operand 1280 states and 1676 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:09,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:09,633 INFO L93 Difference]: Finished difference Result 1930 states and 2622 transitions. [2022-02-20 18:47:09,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:47:09,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:09,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1977 transitions. [2022-02-20 18:47:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1977 transitions. [2022-02-20 18:47:09,649 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1977 transitions. [2022-02-20 18:47:10,973 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1977 edges. 1977 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:11,059 INFO L225 Difference]: With dead ends: 1930 [2022-02-20 18:47:11,059 INFO L226 Difference]: Without dead ends: 1576 [2022-02-20 18:47:11,061 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 18:47:11,062 INFO L933 BasicCegarLoop]: 1424 mSDtfsCounter, 717 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 2315 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:11,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 2315 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:47:11,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2022-02-20 18:47:11,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1568. [2022-02-20 18:47:11,094 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:11,097 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1576 states. Second operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,099 INFO L74 IsIncluded]: Start isIncluded. First operand 1576 states. Second operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,101 INFO L87 Difference]: Start difference. First operand 1576 states. Second operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:11,175 INFO L93 Difference]: Finished difference Result 1576 states and 2096 transitions. [2022-02-20 18:47:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2096 transitions. [2022-02-20 18:47:11,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:11,178 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:11,180 INFO L74 IsIncluded]: Start isIncluded. First operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 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 1576 states. [2022-02-20 18:47:11,182 INFO L87 Difference]: Start difference. First operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 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 1576 states. [2022-02-20 18:47:11,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:11,250 INFO L93 Difference]: Finished difference Result 1576 states and 2096 transitions. [2022-02-20 18:47:11,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2096 transitions. [2022-02-20 18:47:11,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:11,252 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:11,252 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:11,252 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1561 states have (on average 1.3401665598975017) internal successors, (2092), 1567 states have internal predecessors, (2092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2092 transitions. [2022-02-20 18:47:11,331 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2092 transitions. Word has length 64 [2022-02-20 18:47:11,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:11,332 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 2092 transitions. [2022-02-20 18:47:11,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2092 transitions. [2022-02-20 18:47:11,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:47:11,334 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:11,334 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] [2022-02-20 18:47:11,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:47:11,335 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:11,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:11,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1566940908, now seen corresponding path program 1 times [2022-02-20 18:47:11,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:11,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627487905] [2022-02-20 18:47:11,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:11,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:11,478 INFO L290 TraceCheckUtils]: 0: Hoare triple {14141#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {14143#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:11,481 INFO L290 TraceCheckUtils]: 1: Hoare triple {14143#(<= (+ ~nomsg~0 1) 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, 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main_~main____CPAchecker_TMP_0~105#1, main_~__tmp_112~0#1, main_~assert__arg~111#1, main_~check__tmp~115#1, main_~node4__m4~33#1, main_~main____CPAchecker_TMP_0~106#1, main_~__tmp_113~0#1, main_~assert__arg~112#1, main_~check__tmp~116#1, main_~main____CPAchecker_TMP_0~107#1, main_~__tmp_114~0#1, main_~assert__arg~113#1, main_~check__tmp~117#1, main_~node4____CPAchecker_TMP_0~26#1, main_~main____CPAchecker_TMP_0~108#1, main_~__tmp_115~0#1, main_~assert__arg~114#1, main_~check__tmp~118#1, main_~node4____CPAchecker_TMP_1~26#1, main_~main____CPAchecker_TMP_0~109#1, main_~__tmp_116~0#1, main_~assert__arg~115#1, main_~check__tmp~119#1, main_~node4__m4~34#1, main_~node3____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~110#1, main_~__tmp_117~0#1, main_~assert__arg~116#1, main_~check__tmp~120#1, main_~main____CPAchecker_TMP_0~111#1, main_~__tmp_118~0#1, main_~assert__arg~117#1, main_~check__tmp~121#1, main_~node4____CPAchecker_TMP_0~27#1, main_~main____CPAchecker_TMP_0~112#1, main_~__tmp_119~0#1, main_~assert__arg~118#1, main_~check__tmp~122#1, main_~node4____CPAchecker_TMP_1~27#1, main_~main____CPAchecker_TMP_0~113#1, main_~__tmp_120~0#1, main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {14143#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:11,481 INFO L290 TraceCheckUtils]: 2: Hoare triple {14143#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {14143#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:11,482 INFO L290 TraceCheckUtils]: 3: Hoare triple {14143#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {14143#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:11,482 INFO L290 TraceCheckUtils]: 4: Hoare triple {14143#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {14144#(<= (+ ~nomsg~0 1) ~id1~0)} is VALID [2022-02-20 18:47:11,482 INFO L290 TraceCheckUtils]: 5: Hoare triple {14144#(<= (+ ~nomsg~0 1) ~id1~0)} assume 0 == ~st1~0; {14144#(<= (+ ~nomsg~0 1) ~id1~0)} is VALID [2022-02-20 18:47:11,483 INFO L290 TraceCheckUtils]: 6: Hoare triple {14144#(<= (+ ~nomsg~0 1) ~id1~0)} assume ~send1~0 == ~id1~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,483 INFO L290 TraceCheckUtils]: 7: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode1~0 % 256; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,483 INFO L290 TraceCheckUtils]: 8: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id2~0 >= 0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,484 INFO L290 TraceCheckUtils]: 9: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~st2~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,484 INFO L290 TraceCheckUtils]: 10: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~send2~0 == ~id2~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,504 INFO L290 TraceCheckUtils]: 11: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode2~0 % 256; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,504 INFO L290 TraceCheckUtils]: 12: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id3~0 >= 0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,505 INFO L290 TraceCheckUtils]: 13: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~st3~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,505 INFO L290 TraceCheckUtils]: 14: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~send3~0 == ~id3~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,505 INFO L290 TraceCheckUtils]: 15: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode3~0 % 256; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,506 INFO L290 TraceCheckUtils]: 16: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id4~0 >= 0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,506 INFO L290 TraceCheckUtils]: 17: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~st4~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,506 INFO L290 TraceCheckUtils]: 18: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~send4~0 == ~id4~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,507 INFO L290 TraceCheckUtils]: 19: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode4~0 % 256; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,507 INFO L290 TraceCheckUtils]: 20: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id1~0 != ~id2~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,507 INFO L290 TraceCheckUtils]: 21: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id1~0 != ~id3~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,508 INFO L290 TraceCheckUtils]: 22: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id1~0 != ~id4~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,508 INFO L290 TraceCheckUtils]: 23: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id2~0 != ~id3~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,508 INFO L290 TraceCheckUtils]: 24: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id2~0 != ~id4~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,509 INFO L290 TraceCheckUtils]: 25: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,509 INFO L290 TraceCheckUtils]: 26: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,510 INFO L290 TraceCheckUtils]: 27: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,510 INFO L290 TraceCheckUtils]: 28: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume !!(0 == ~mode1~0 % 256); {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,510 INFO L290 TraceCheckUtils]: 29: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:47:11,511 INFO L290 TraceCheckUtils]: 30: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume !(~send1~0 != ~nomsg~0);main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0;~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~0#1 % 256 else main_~node1____CPAchecker_TMP_0~0#1 % 256 - 256);~mode1~0 := 1;havoc main_~node2__m2~4#1;main_~node2__m2~4#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,511 INFO L290 TraceCheckUtils]: 31: Hoare triple {14142#false} assume !!(0 == ~mode2~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,511 INFO L290 TraceCheckUtils]: 32: Hoare triple {14142#false} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {14142#false} is VALID [2022-02-20 18:47:11,511 INFO L290 TraceCheckUtils]: 33: Hoare triple {14142#false} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~2#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~9#1;main_~node3__m3~9#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,511 INFO L290 TraceCheckUtils]: 34: Hoare triple {14142#false} assume !!(0 == ~mode3~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 35: Hoare triple {14142#false} assume !!(0 == ~alive3~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 36: Hoare triple {14142#false} assume !(~send3~0 != ~id3~0);~mode3~0 := 1;havoc main_~node4__m4~28#1;main_~node4__m4~28#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 37: Hoare triple {14142#false} assume !!(0 == ~mode4~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 38: Hoare triple {14142#false} assume !!(0 == ~alive4~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 39: Hoare triple {14142#false} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~95#1; {14142#false} is VALID [2022-02-20 18:47:11,512 INFO L290 TraceCheckUtils]: 40: Hoare triple {14142#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 41: Hoare triple {14142#false} assume ~r1~0 < 4;main_~check__tmp~95#1 := 1;~__return_20255~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20255~0;havoc main_~__tmp_92~0#1;main_~__tmp_92~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~91#1;main_~assert__arg~91#1 := main_~__tmp_92~0#1; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 42: Hoare triple {14142#false} assume !(0 == main_~assert__arg~91#1 % 256);main_~main____CPAchecker_TMP_0~85#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~85#1; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 43: Hoare triple {14142#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 44: Hoare triple {14142#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 45: Hoare triple {14142#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,513 INFO L290 TraceCheckUtils]: 46: Hoare triple {14142#false} assume main_~node1__m1~1#1 != ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 47: Hoare triple {14142#false} assume !(0 == ~alive1~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 48: Hoare triple {14142#false} assume !(main_~node1__m1~1#1 > ~id1~0); {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 49: Hoare triple {14142#false} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 50: Hoare triple {14142#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 51: Hoare triple {14142#false} assume main_~node2__m2~3#1 != ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,514 INFO L290 TraceCheckUtils]: 52: Hoare triple {14142#false} assume !(0 == ~alive2~0 % 256); {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 53: Hoare triple {14142#false} assume !(main_~node2__m2~3#1 > ~id2~0); {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 54: Hoare triple {14142#false} assume main_~node2__m2~3#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~5#1;main_~node3__m3~5#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 55: Hoare triple {14142#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~5#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 56: Hoare triple {14142#false} assume !(main_~node3__m3~5#1 != ~nomsg~0);~mode3~0 := 0; {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 57: Hoare triple {14142#false} havoc main_~node4__m4~8#1;main_~node4__m4~8#1 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,515 INFO L290 TraceCheckUtils]: 58: Hoare triple {14142#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~8#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {14142#false} is VALID [2022-02-20 18:47:11,516 INFO L290 TraceCheckUtils]: 59: Hoare triple {14142#false} assume !(main_~node4__m4~8#1 != ~nomsg~0);~mode4~0 := 0; {14142#false} is VALID [2022-02-20 18:47:11,516 INFO L290 TraceCheckUtils]: 60: Hoare triple {14142#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~14#1; {14142#false} is VALID [2022-02-20 18:47:11,516 INFO L290 TraceCheckUtils]: 61: Hoare triple {14142#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~14#1 := 0;~__return_22203~0 := main_~check__tmp~14#1;main_~main__c1~0#1 := ~__return_22203~0;havoc main_~__tmp_13~0#1;main_~__tmp_13~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~12#1;main_~assert__arg~12#1 := main_~__tmp_13~0#1; {14142#false} is VALID [2022-02-20 18:47:11,516 INFO L290 TraceCheckUtils]: 62: Hoare triple {14142#false} assume 0 == main_~assert__arg~12#1 % 256; {14142#false} is VALID [2022-02-20 18:47:11,516 INFO L290 TraceCheckUtils]: 63: Hoare triple {14142#false} assume !false; {14142#false} is VALID [2022-02-20 18:47:11,517 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 18:47:11,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:11,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627487905] [2022-02-20 18:47:11,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627487905] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:11,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:11,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:47:11,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949770413] [2022-02-20 18:47:11,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:11,518 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:11,518 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:11,523 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:11,567 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:11,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:47:11,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:47:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:47:11,569 INFO L87 Difference]: Start difference. First operand 1568 states and 2092 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:14,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:14,231 INFO L93 Difference]: Finished difference Result 3042 states and 4184 transitions. [2022-02-20 18:47:14,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:47:14,232 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2022-02-20 18:47:14,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2363 transitions. [2022-02-20 18:47:14,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2363 transitions. [2022-02-20 18:47:14,256 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 2363 transitions. [2022-02-20 18:47:15,711 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2363 edges. 2363 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:15,833 INFO L225 Difference]: With dead ends: 3042 [2022-02-20 18:47:15,833 INFO L226 Difference]: Without dead ends: 1783 [2022-02-20 18:47:15,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:47:15,838 INFO L933 BasicCegarLoop]: 679 mSDtfsCounter, 3661 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3661 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:15,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3661 Valid, 834 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 18:47:15,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2022-02-20 18:47:16,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1775. [2022-02-20 18:47:16,392 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:16,395 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1783 states. Second operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,397 INFO L74 IsIncluded]: Start isIncluded. First operand 1783 states. Second operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,399 INFO L87 Difference]: Start difference. First operand 1783 states. Second operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:16,484 INFO L93 Difference]: Finished difference Result 1783 states and 2459 transitions. [2022-02-20 18:47:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2459 transitions. [2022-02-20 18:47:16,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:16,486 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:16,500 INFO L74 IsIncluded]: Start isIncluded. First operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 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 1783 states. [2022-02-20 18:47:16,503 INFO L87 Difference]: Start difference. First operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 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 1783 states. [2022-02-20 18:47:16,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:16,587 INFO L93 Difference]: Finished difference Result 1783 states and 2459 transitions. [2022-02-20 18:47:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2459 transitions. [2022-02-20 18:47:16,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:16,589 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:16,589 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:16,590 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1775 states, 1768 states have (on average 1.3885746606334841) internal successors, (2455), 1774 states have internal predecessors, (2455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2455 transitions. [2022-02-20 18:47:16,711 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2455 transitions. Word has length 64 [2022-02-20 18:47:16,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:16,711 INFO L470 AbstractCegarLoop]: Abstraction has 1775 states and 2455 transitions. [2022-02-20 18:47:16,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2455 transitions. [2022-02-20 18:47:16,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:47:16,713 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:16,713 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] [2022-02-20 18:47:16,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:47:16,713 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:16,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:16,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1913482263, now seen corresponding path program 1 times [2022-02-20 18:47:16,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:16,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027857086] [2022-02-20 18:47:16,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:16,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:16,771 INFO L290 TraceCheckUtils]: 0: Hoare triple {23610#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {23610#true} is VALID [2022-02-20 18:47:16,771 INFO L290 TraceCheckUtils]: 1: Hoare triple {23610#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~21#1, main_~node4____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~12#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~22#1, main_~node4____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~13#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~23#1, main_~node4__m4~10#1, main_~node3____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~14#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~24#1, main_~main____CPAchecker_TMP_0~15#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~25#1, main_~node4____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~16#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~26#1, main_~node4____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~17#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~27#1, main_~node4__m4~11#1, main_~node3____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~18#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~28#1, main_~main____CPAchecker_TMP_0~19#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~29#1, main_~node4____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~20#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~30#1, main_~node4____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~21#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~31#1, main_~node4__m4~12#1, main_~node3__m3~0#1, main_~main____CPAchecker_TMP_0~22#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~32#1, main_~main____CPAchecker_TMP_0~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~24#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~34#1, main_~node4____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~25#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~35#1, main_~node4__m4~13#1, main_~main____CPAchecker_TMP_0~26#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~36#1, main_~main____CPAchecker_TMP_0~27#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~37#1, main_~node4____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~28#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~38#1, main_~node4____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~29#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~39#1, main_~node4__m4~14#1, main_~node3____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~30#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~40#1, main_~main____CPAchecker_TMP_0~31#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~41#1, main_~node4____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~32#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~42#1, main_~node4____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~33#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~43#1, 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main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 2: Hoare triple {23610#true} assume 0 == ~r1~0; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 3: Hoare triple {23610#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 4: Hoare triple {23610#true} assume ~id1~0 >= 0; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 5: Hoare triple {23610#true} assume 0 == ~st1~0; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 6: Hoare triple {23610#true} assume ~send1~0 == ~id1~0; {23610#true} is VALID [2022-02-20 18:47:16,772 INFO L290 TraceCheckUtils]: 7: Hoare triple {23610#true} assume 0 == ~mode1~0 % 256; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 8: Hoare triple {23610#true} assume ~id2~0 >= 0; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 9: Hoare triple {23610#true} assume 0 == ~st2~0; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 10: Hoare triple {23610#true} assume ~send2~0 == ~id2~0; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 11: Hoare triple {23610#true} assume 0 == ~mode2~0 % 256; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 12: Hoare triple {23610#true} assume ~id3~0 >= 0; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 13: Hoare triple {23610#true} assume 0 == ~st3~0; {23610#true} is VALID [2022-02-20 18:47:16,773 INFO L290 TraceCheckUtils]: 14: Hoare triple {23610#true} assume ~send3~0 == ~id3~0; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 15: Hoare triple {23610#true} assume 0 == ~mode3~0 % 256; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 16: Hoare triple {23610#true} assume ~id4~0 >= 0; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 17: Hoare triple {23610#true} assume 0 == ~st4~0; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 18: Hoare triple {23610#true} assume ~send4~0 == ~id4~0; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 19: Hoare triple {23610#true} assume 0 == ~mode4~0 % 256; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 20: Hoare triple {23610#true} assume ~id1~0 != ~id2~0; {23610#true} is VALID [2022-02-20 18:47:16,774 INFO L290 TraceCheckUtils]: 21: Hoare triple {23610#true} assume ~id1~0 != ~id3~0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 22: Hoare triple {23610#true} assume ~id1~0 != ~id4~0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 23: Hoare triple {23610#true} assume ~id2~0 != ~id3~0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 24: Hoare triple {23610#true} assume ~id2~0 != ~id4~0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 25: Hoare triple {23610#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 26: Hoare triple {23610#true} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {23610#true} is VALID [2022-02-20 18:47:16,775 INFO L290 TraceCheckUtils]: 27: Hoare triple {23610#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {23610#true} is VALID [2022-02-20 18:47:16,776 INFO L290 TraceCheckUtils]: 28: Hoare triple {23610#true} assume !!(0 == ~mode1~0 % 256); {23610#true} is VALID [2022-02-20 18:47:16,776 INFO L290 TraceCheckUtils]: 29: Hoare triple {23610#true} assume !!(0 == ~alive1~0 % 256); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,776 INFO L290 TraceCheckUtils]: 30: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(~send1~0 != ~id1~0); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,777 INFO L290 TraceCheckUtils]: 31: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,777 INFO L290 TraceCheckUtils]: 32: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode2~0 % 256); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,778 INFO L290 TraceCheckUtils]: 33: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,778 INFO L290 TraceCheckUtils]: 34: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~12#1;main_~node3__m3~12#1 := ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,783 INFO L290 TraceCheckUtils]: 35: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode3~0 % 256); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,784 INFO L290 TraceCheckUtils]: 36: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~alive3~0 % 256); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,784 INFO L290 TraceCheckUtils]: 37: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(~send3~0 != ~id3~0);~mode3~0 := 1;havoc main_~node4__m4~40#1;main_~node4__m4~40#1 := ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,784 INFO L290 TraceCheckUtils]: 38: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode4~0 % 256); {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,785 INFO L290 TraceCheckUtils]: 39: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~32#1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,786 INFO L290 TraceCheckUtils]: 40: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(~send4~0 != ~nomsg~0);main_~node4____CPAchecker_TMP_0~32#1 := ~p4_new~0;~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~32#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~32#1 % 256 else main_~node4____CPAchecker_TMP_0~32#1 % 256 - 256);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~141#1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,786 INFO L290 TraceCheckUtils]: 41: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,787 INFO L290 TraceCheckUtils]: 42: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume ~r1~0 < 4;main_~check__tmp~141#1 := 1;~__return_24697~0 := main_~check__tmp~141#1;main_~main__c1~0#1 := ~__return_24697~0;havoc main_~__tmp_138~0#1;main_~__tmp_138~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~137#1;main_~assert__arg~137#1 := main_~__tmp_138~0#1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,788 INFO L290 TraceCheckUtils]: 43: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == main_~assert__arg~137#1 % 256);main_~main____CPAchecker_TMP_0~131#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~131#1; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,789 INFO L290 TraceCheckUtils]: 44: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,790 INFO L290 TraceCheckUtils]: 45: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,790 INFO L290 TraceCheckUtils]: 46: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,791 INFO L290 TraceCheckUtils]: 47: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume main_~node1__m1~1#1 != ~nomsg~0; {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:47:16,796 INFO L290 TraceCheckUtils]: 48: Hoare triple {23612#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive1~0 % 256); {23611#false} is VALID [2022-02-20 18:47:16,796 INFO L290 TraceCheckUtils]: 49: Hoare triple {23611#false} assume !(main_~node1__m1~1#1 > ~id1~0); {23611#false} is VALID [2022-02-20 18:47:16,796 INFO L290 TraceCheckUtils]: 50: Hoare triple {23611#false} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~3#1;main_~node2__m2~3#1 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,796 INFO L290 TraceCheckUtils]: 51: Hoare triple {23611#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,796 INFO L290 TraceCheckUtils]: 52: Hoare triple {23611#false} assume !(main_~node2__m2~3#1 != ~nomsg~0);~mode2~0 := 0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 53: Hoare triple {23611#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 54: Hoare triple {23611#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 55: Hoare triple {23611#false} assume !(main_~node3__m3~4#1 != ~nomsg~0);~mode3~0 := 0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 56: Hoare triple {23611#false} havoc main_~node4__m4~6#1;main_~node4__m4~6#1 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 57: Hoare triple {23611#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~6#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 58: Hoare triple {23611#false} assume main_~node4__m4~6#1 != ~nomsg~0; {23611#false} is VALID [2022-02-20 18:47:16,797 INFO L290 TraceCheckUtils]: 59: Hoare triple {23611#false} assume !(0 == ~alive4~0 % 256); {23611#false} is VALID [2022-02-20 18:47:16,798 INFO L290 TraceCheckUtils]: 60: Hoare triple {23611#false} assume !(main_~node4__m4~6#1 > ~id4~0); {23611#false} is VALID [2022-02-20 18:47:16,798 INFO L290 TraceCheckUtils]: 61: Hoare triple {23611#false} assume main_~node4__m4~6#1 == ~id4~0;~st4~0 := 1;~mode4~0 := 0;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~11#1; {23611#false} is VALID [2022-02-20 18:47:16,798 INFO L290 TraceCheckUtils]: 62: Hoare triple {23611#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~11#1 := 0;~__return_20064~0 := main_~check__tmp~11#1;main_~main__c1~0#1 := ~__return_20064~0;havoc main_~__tmp_11~0#1;main_~__tmp_11~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~10#1;main_~assert__arg~10#1 := main_~__tmp_11~0#1; {23611#false} is VALID [2022-02-20 18:47:16,798 INFO L290 TraceCheckUtils]: 63: Hoare triple {23611#false} assume 0 == main_~assert__arg~10#1 % 256; {23611#false} is VALID [2022-02-20 18:47:16,798 INFO L290 TraceCheckUtils]: 64: Hoare triple {23611#false} assume !false; {23611#false} is VALID [2022-02-20 18:47:16,798 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 18:47:16,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:16,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027857086] [2022-02-20 18:47:16,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027857086] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:16,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:16,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:47:16,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155150397] [2022-02-20 18:47:16,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:16,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:16,800 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:16,800 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:16,844 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:16,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:47:16,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:16,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:47:16,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:47:16,846 INFO L87 Difference]: Start difference. First operand 1775 states and 2455 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:19,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:19,032 INFO L93 Difference]: Finished difference Result 3469 states and 4871 transitions. [2022-02-20 18:47:19,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:47:19,032 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:19,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2005 transitions. [2022-02-20 18:47:19,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2005 transitions. [2022-02-20 18:47:19,046 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2005 transitions. [2022-02-20 18:47:19,983 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2005 edges. 2005 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:20,193 INFO L225 Difference]: With dead ends: 3469 [2022-02-20 18:47:20,193 INFO L226 Difference]: Without dead ends: 2489 [2022-02-20 18:47:20,195 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 18:47:20,200 INFO L933 BasicCegarLoop]: 1421 mSDtfsCounter, 897 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 2138 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:20,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [897 Valid, 2138 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:47:20,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2489 states. [2022-02-20 18:47:20,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2489 to 2477. [2022-02-20 18:47:20,938 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:20,941 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2489 states. Second operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:20,943 INFO L74 IsIncluded]: Start isIncluded. First operand 2489 states. Second operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:20,945 INFO L87 Difference]: Start difference. First operand 2489 states. Second operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:21,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:21,097 INFO L93 Difference]: Finished difference Result 2489 states and 3403 transitions. [2022-02-20 18:47:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3403 transitions. [2022-02-20 18:47:21,100 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:21,101 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:21,104 INFO L74 IsIncluded]: Start isIncluded. First operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 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 2489 states. [2022-02-20 18:47:21,107 INFO L87 Difference]: Start difference. First operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 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 2489 states. [2022-02-20 18:47:21,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:21,262 INFO L93 Difference]: Finished difference Result 2489 states and 3403 transitions. [2022-02-20 18:47:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3403 transitions. [2022-02-20 18:47:21,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:21,265 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:21,265 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:21,265 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2477 states, 2470 states have (on average 1.374493927125506) internal successors, (3395), 2476 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2477 states and 3395 transitions. [2022-02-20 18:47:21,470 INFO L78 Accepts]: Start accepts. Automaton has 2477 states and 3395 transitions. Word has length 65 [2022-02-20 18:47:21,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:21,470 INFO L470 AbstractCegarLoop]: Abstraction has 2477 states and 3395 transitions. [2022-02-20 18:47:21,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 3395 transitions. [2022-02-20 18:47:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:47:21,473 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:21,473 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] [2022-02-20 18:47:21,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:47:21,473 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:21,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:21,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1759204869, now seen corresponding path program 1 times [2022-02-20 18:47:21,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:21,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206715628] [2022-02-20 18:47:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:21,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:21,546 INFO L290 TraceCheckUtils]: 0: Hoare triple {36017#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~21#1, main_~node4____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~12#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~22#1, main_~node4____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~13#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~23#1, main_~node4__m4~10#1, main_~node3____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~14#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~24#1, main_~main____CPAchecker_TMP_0~15#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~25#1, main_~node4____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~16#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~26#1, main_~node4____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~17#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~27#1, main_~node4__m4~11#1, main_~node3____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~18#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~28#1, main_~main____CPAchecker_TMP_0~19#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~29#1, main_~node4____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~20#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~30#1, main_~node4____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~21#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~31#1, main_~node4__m4~12#1, main_~node3__m3~0#1, main_~main____CPAchecker_TMP_0~22#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~32#1, main_~main____CPAchecker_TMP_0~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~24#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~34#1, main_~node4____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~25#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~35#1, main_~node4__m4~13#1, main_~main____CPAchecker_TMP_0~26#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~36#1, main_~main____CPAchecker_TMP_0~27#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~37#1, main_~node4____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~28#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~38#1, main_~node4____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~29#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~39#1, main_~node4__m4~14#1, main_~node3____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~30#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~40#1, main_~main____CPAchecker_TMP_0~31#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~41#1, main_~node4____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~32#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~42#1, main_~node4____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~33#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~43#1, main_~node4__m4~15#1, main_~node3____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~34#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~44#1, main_~main____CPAchecker_TMP_0~35#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~45#1, main_~node4____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~36#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~46#1, main_~node4____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~37#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~47#1, main_~node4__m4~16#1, main_~node3__m3~6#1, main_~node2____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~38#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~48#1, main_~main____CPAchecker_TMP_0~39#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~49#1, main_~node4____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~40#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~50#1, main_~node4____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~41#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~51#1, main_~node4__m4~17#1, main_~main____CPAchecker_TMP_0~42#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~52#1, main_~main____CPAchecker_TMP_0~43#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~53#1, main_~node4____CPAchecker_TMP_0~10#1, main_~main____CPAchecker_TMP_0~44#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~54#1, main_~node4____CPAchecker_TMP_1~10#1, main_~main____CPAchecker_TMP_0~45#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~55#1, main_~node4__m4~18#1, main_~node3____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~46#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~56#1, main_~main____CPAchecker_TMP_0~47#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~57#1, main_~node4____CPAchecker_TMP_0~11#1, main_~main____CPAchecker_TMP_0~48#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~58#1, main_~node4____CPAchecker_TMP_1~11#1, main_~main____CPAchecker_TMP_0~49#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~59#1, main_~node4__m4~19#1, main_~node3____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~50#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~60#1, main_~main____CPAchecker_TMP_0~51#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~61#1, main_~node4____CPAchecker_TMP_0~12#1, main_~main____CPAchecker_TMP_0~52#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~62#1, main_~node4____CPAchecker_TMP_1~12#1, main_~main____CPAchecker_TMP_0~53#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~63#1, main_~node4__m4~20#1, main_~node3__m3~7#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2__m2~0#1, main_~main____CPAchecker_TMP_0~54#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~64#1, main_~main____CPAchecker_TMP_0~55#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~65#1, main_~node4____CPAchecker_TMP_0~13#1, main_~main____CPAchecker_TMP_0~56#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~66#1, main_~node4____CPAchecker_TMP_1~13#1, main_~main____CPAchecker_TMP_0~57#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~67#1, main_~node4__m4~21#1, main_~main____CPAchecker_TMP_0~58#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~68#1, main_~main____CPAchecker_TMP_0~59#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~69#1, main_~node4____CPAchecker_TMP_0~14#1, main_~main____CPAchecker_TMP_0~60#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~70#1, main_~node4____CPAchecker_TMP_1~14#1, main_~main____CPAchecker_TMP_0~61#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~71#1, main_~node4__m4~22#1, main_~node3____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~62#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~72#1, main_~main____CPAchecker_TMP_0~63#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~73#1, main_~node4____CPAchecker_TMP_0~15#1, main_~main____CPAchecker_TMP_0~64#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~74#1, main_~node4____CPAchecker_TMP_1~15#1, main_~main____CPAchecker_TMP_0~65#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~75#1, main_~node4__m4~23#1, main_~node3____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~66#1, main_~__tmp_73~0#1, main_~assert__arg~72#1, main_~check__tmp~76#1, main_~main____CPAchecker_TMP_0~67#1, main_~__tmp_74~0#1, main_~assert__arg~73#1, main_~check__tmp~77#1, main_~node4____CPAchecker_TMP_0~16#1, main_~main____CPAchecker_TMP_0~68#1, main_~__tmp_75~0#1, main_~assert__arg~74#1, main_~check__tmp~78#1, main_~node4____CPAchecker_TMP_1~16#1, main_~main____CPAchecker_TMP_0~69#1, main_~__tmp_76~0#1, main_~assert__arg~75#1, main_~check__tmp~79#1, main_~node4__m4~24#1, main_~node3__m3~8#1, main_~main____CPAchecker_TMP_0~70#1, main_~__tmp_77~0#1, main_~assert__arg~76#1, main_~check__tmp~80#1, main_~main____CPAchecker_TMP_0~71#1, main_~__tmp_78~0#1, main_~assert__arg~77#1, main_~check__tmp~81#1, main_~node4____CPAchecker_TMP_0~17#1, main_~main____CPAchecker_TMP_0~72#1, main_~__tmp_79~0#1, main_~assert__arg~78#1, main_~check__tmp~82#1, main_~node4____CPAchecker_TMP_1~17#1, main_~main____CPAchecker_TMP_0~73#1, main_~__tmp_80~0#1, main_~assert__arg~79#1, main_~check__tmp~83#1, main_~node4__m4~25#1, main_~main____CPAchecker_TMP_0~74#1, main_~__tmp_81~0#1, main_~assert__arg~80#1, main_~check__tmp~84#1, main_~main____CPAchecker_TMP_0~75#1, main_~__tmp_82~0#1, main_~assert__arg~81#1, main_~check__tmp~85#1, main_~node4____CPAchecker_TMP_0~18#1, main_~main____CPAchecker_TMP_0~76#1, main_~__tmp_83~0#1, main_~assert__arg~82#1, main_~check__tmp~86#1, main_~node4____CPAchecker_TMP_1~18#1, main_~main____CPAchecker_TMP_0~77#1, main_~__tmp_84~0#1, main_~assert__arg~83#1, main_~check__tmp~87#1, main_~node4__m4~26#1, main_~node3____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~78#1, main_~__tmp_85~0#1, main_~assert__arg~84#1, main_~check__tmp~88#1, main_~main____CPAchecker_TMP_0~79#1, main_~__tmp_86~0#1, main_~assert__arg~85#1, main_~check__tmp~89#1, main_~node4____CPAchecker_TMP_0~19#1, main_~main____CPAchecker_TMP_0~80#1, main_~__tmp_87~0#1, main_~assert__arg~86#1, main_~check__tmp~90#1, main_~node4____CPAchecker_TMP_1~19#1, main_~main____CPAchecker_TMP_0~81#1, main_~__tmp_88~0#1, main_~assert__arg~87#1, main_~check__tmp~91#1, main_~node4__m4~27#1, main_~node3____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~82#1, main_~__tmp_89~0#1, main_~assert__arg~88#1, main_~check__tmp~92#1, main_~main____CPAchecker_TMP_0~83#1, main_~__tmp_90~0#1, main_~assert__arg~89#1, main_~check__tmp~93#1, main_~node4____CPAchecker_TMP_0~20#1, main_~main____CPAchecker_TMP_0~84#1, main_~__tmp_91~0#1, main_~assert__arg~90#1, main_~check__tmp~94#1, main_~node4____CPAchecker_TMP_1~20#1, main_~main____CPAchecker_TMP_0~85#1, main_~__tmp_92~0#1, main_~assert__arg~91#1, main_~check__tmp~95#1, main_~node4__m4~28#1, main_~node3__m3~9#1, main_~node2____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~86#1, main_~__tmp_93~0#1, main_~assert__arg~92#1, main_~check__tmp~96#1, main_~main____CPAchecker_TMP_0~87#1, main_~__tmp_94~0#1, main_~assert__arg~93#1, main_~check__tmp~97#1, main_~node4____CPAchecker_TMP_0~21#1, main_~main____CPAchecker_TMP_0~88#1, main_~__tmp_95~0#1, main_~assert__arg~94#1, main_~check__tmp~98#1, main_~node4____CPAchecker_TMP_1~21#1, main_~main____CPAchecker_TMP_0~89#1, main_~__tmp_96~0#1, main_~assert__arg~95#1, main_~check__tmp~99#1, main_~node4__m4~29#1, main_~main____CPAchecker_TMP_0~90#1, main_~__tmp_97~0#1, main_~assert__arg~96#1, main_~check__tmp~100#1, main_~main____CPAchecker_TMP_0~91#1, main_~__tmp_98~0#1, main_~assert__arg~97#1, main_~check__tmp~101#1, main_~node4____CPAchecker_TMP_0~22#1, main_~main____CPAchecker_TMP_0~92#1, main_~__tmp_99~0#1, main_~assert__arg~98#1, main_~check__tmp~102#1, main_~node4____CPAchecker_TMP_1~22#1, main_~main____CPAchecker_TMP_0~93#1, main_~__tmp_100~0#1, main_~assert__arg~99#1, main_~check__tmp~103#1, main_~node4__m4~30#1, main_~node3____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~94#1, main_~__tmp_101~0#1, main_~assert__arg~100#1, main_~check__tmp~104#1, main_~main____CPAchecker_TMP_0~95#1, main_~__tmp_102~0#1, main_~assert__arg~101#1, main_~check__tmp~105#1, main_~node4____CPAchecker_TMP_0~23#1, main_~main____CPAchecker_TMP_0~96#1, main_~__tmp_103~0#1, main_~assert__arg~102#1, main_~check__tmp~106#1, main_~node4____CPAchecker_TMP_1~23#1, main_~main____CPAchecker_TMP_0~97#1, main_~__tmp_104~0#1, main_~assert__arg~103#1, main_~check__tmp~107#1, main_~node4__m4~31#1, main_~node3____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~98#1, main_~__tmp_105~0#1, main_~assert__arg~104#1, main_~check__tmp~108#1, main_~main____CPAchecker_TMP_0~99#1, main_~__tmp_106~0#1, main_~assert__arg~105#1, main_~check__tmp~109#1, main_~node4____CPAchecker_TMP_0~24#1, main_~main____CPAchecker_TMP_0~100#1, main_~__tmp_107~0#1, main_~assert__arg~106#1, main_~check__tmp~110#1, main_~node4____CPAchecker_TMP_1~24#1, main_~main____CPAchecker_TMP_0~101#1, main_~__tmp_108~0#1, main_~assert__arg~107#1, main_~check__tmp~111#1, main_~node4__m4~32#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~102#1, main_~__tmp_109~0#1, main_~assert__arg~108#1, main_~check__tmp~112#1, main_~main____CPAchecker_TMP_0~103#1, main_~__tmp_110~0#1, main_~assert__arg~109#1, main_~check__tmp~113#1, main_~node4____CPAchecker_TMP_0~25#1, main_~main____CPAchecker_TMP_0~104#1, main_~__tmp_111~0#1, main_~assert__arg~110#1, main_~check__tmp~114#1, main_~node4____CPAchecker_TMP_1~25#1, main_~main____CPAchecker_TMP_0~105#1, main_~__tmp_112~0#1, main_~assert__arg~111#1, main_~check__tmp~115#1, main_~node4__m4~33#1, main_~main____CPAchecker_TMP_0~106#1, main_~__tmp_113~0#1, main_~assert__arg~112#1, main_~check__tmp~116#1, main_~main____CPAchecker_TMP_0~107#1, main_~__tmp_114~0#1, main_~assert__arg~113#1, main_~check__tmp~117#1, main_~node4____CPAchecker_TMP_0~26#1, main_~main____CPAchecker_TMP_0~108#1, main_~__tmp_115~0#1, main_~assert__arg~114#1, main_~check__tmp~118#1, main_~node4____CPAchecker_TMP_1~26#1, main_~main____CPAchecker_TMP_0~109#1, main_~__tmp_116~0#1, main_~assert__arg~115#1, main_~check__tmp~119#1, main_~node4__m4~34#1, main_~node3____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~110#1, main_~__tmp_117~0#1, main_~assert__arg~116#1, main_~check__tmp~120#1, main_~main____CPAchecker_TMP_0~111#1, main_~__tmp_118~0#1, main_~assert__arg~117#1, main_~check__tmp~121#1, main_~node4____CPAchecker_TMP_0~27#1, main_~main____CPAchecker_TMP_0~112#1, main_~__tmp_119~0#1, main_~assert__arg~118#1, main_~check__tmp~122#1, main_~node4____CPAchecker_TMP_1~27#1, main_~main____CPAchecker_TMP_0~113#1, main_~__tmp_120~0#1, main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,547 INFO L290 TraceCheckUtils]: 2: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,547 INFO L290 TraceCheckUtils]: 3: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,548 INFO L290 TraceCheckUtils]: 4: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,548 INFO L290 TraceCheckUtils]: 5: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,548 INFO L290 TraceCheckUtils]: 6: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,548 INFO L290 TraceCheckUtils]: 7: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,549 INFO L290 TraceCheckUtils]: 8: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,549 INFO L290 TraceCheckUtils]: 9: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st2~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,549 INFO L290 TraceCheckUtils]: 10: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~send2~0 == ~id2~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,550 INFO L290 TraceCheckUtils]: 11: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode2~0 % 256; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,550 INFO L290 TraceCheckUtils]: 12: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~id3~0 >= 0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,550 INFO L290 TraceCheckUtils]: 13: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st3~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,550 INFO L290 TraceCheckUtils]: 14: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~send3~0 == ~id3~0; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,551 INFO L290 TraceCheckUtils]: 15: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode3~0 % 256; {36019#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:21,551 INFO L290 TraceCheckUtils]: 16: Hoare triple {36019#(<= (+ ~nomsg~0 1) 0)} assume ~id4~0 >= 0; {36020#(<= (+ ~nomsg~0 1) ~id4~0)} is VALID [2022-02-20 18:47:21,552 INFO L290 TraceCheckUtils]: 17: Hoare triple {36020#(<= (+ ~nomsg~0 1) ~id4~0)} assume 0 == ~st4~0; {36020#(<= (+ ~nomsg~0 1) ~id4~0)} is VALID [2022-02-20 18:47:21,552 INFO L290 TraceCheckUtils]: 18: Hoare triple {36020#(<= (+ ~nomsg~0 1) ~id4~0)} assume ~send4~0 == ~id4~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,552 INFO L290 TraceCheckUtils]: 19: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume 0 == ~mode4~0 % 256; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,552 INFO L290 TraceCheckUtils]: 20: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id2~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,553 INFO L290 TraceCheckUtils]: 21: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id3~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,553 INFO L290 TraceCheckUtils]: 22: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id4~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,553 INFO L290 TraceCheckUtils]: 23: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id2~0 != ~id3~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,554 INFO L290 TraceCheckUtils]: 24: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id2~0 != ~id4~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,554 INFO L290 TraceCheckUtils]: 25: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,554 INFO L290 TraceCheckUtils]: 26: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,555 INFO L290 TraceCheckUtils]: 27: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,555 INFO L290 TraceCheckUtils]: 28: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode1~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,555 INFO L290 TraceCheckUtils]: 29: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~alive1~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,555 INFO L290 TraceCheckUtils]: 30: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(~send1~0 != ~id1~0); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,556 INFO L290 TraceCheckUtils]: 31: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,556 INFO L290 TraceCheckUtils]: 32: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode2~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,556 INFO L290 TraceCheckUtils]: 33: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,557 INFO L290 TraceCheckUtils]: 34: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~12#1;main_~node3__m3~12#1 := ~nomsg~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,557 INFO L290 TraceCheckUtils]: 35: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode3~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,557 INFO L290 TraceCheckUtils]: 36: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~alive3~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,558 INFO L290 TraceCheckUtils]: 37: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(~send3~0 != ~id3~0);~mode3~0 := 1;havoc main_~node4__m4~40#1;main_~node4__m4~40#1 := ~nomsg~0; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,558 INFO L290 TraceCheckUtils]: 38: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode4~0 % 256); {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,558 INFO L290 TraceCheckUtils]: 39: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(0 == ~alive4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~32#1; {36021#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 40: Hoare triple {36021#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(~send4~0 != ~nomsg~0);main_~node4____CPAchecker_TMP_0~32#1 := ~p4_new~0;~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~32#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~32#1 % 256 else main_~node4____CPAchecker_TMP_0~32#1 % 256 - 256);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~141#1; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 41: Hoare triple {36018#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 42: Hoare triple {36018#false} assume ~r1~0 < 4;main_~check__tmp~141#1 := 1;~__return_24697~0 := main_~check__tmp~141#1;main_~main__c1~0#1 := ~__return_24697~0;havoc main_~__tmp_138~0#1;main_~__tmp_138~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~137#1;main_~assert__arg~137#1 := main_~__tmp_138~0#1; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 43: Hoare triple {36018#false} assume !(0 == main_~assert__arg~137#1 % 256);main_~main____CPAchecker_TMP_0~131#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~131#1; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 44: Hoare triple {36018#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 45: Hoare triple {36018#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,559 INFO L290 TraceCheckUtils]: 46: Hoare triple {36018#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 47: Hoare triple {36018#false} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 48: Hoare triple {36018#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 49: Hoare triple {36018#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 50: Hoare triple {36018#false} assume main_~node2__m2~1#1 != ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 51: Hoare triple {36018#false} assume !(0 == ~alive2~0 % 256); {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 52: Hoare triple {36018#false} assume !(main_~node2__m2~1#1 > ~id2~0); {36018#false} is VALID [2022-02-20 18:47:21,560 INFO L290 TraceCheckUtils]: 53: Hoare triple {36018#false} assume main_~node2__m2~1#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 54: Hoare triple {36018#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 55: Hoare triple {36018#false} assume !(main_~node3__m3~3#1 != ~nomsg~0);~mode3~0 := 0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 56: Hoare triple {36018#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 57: Hoare triple {36018#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 58: Hoare triple {36018#false} assume main_~node4__m4~4#1 != ~nomsg~0; {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 59: Hoare triple {36018#false} assume !(0 == ~alive4~0 % 256); {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 60: Hoare triple {36018#false} assume !(main_~node4__m4~4#1 > ~id4~0); {36018#false} is VALID [2022-02-20 18:47:21,561 INFO L290 TraceCheckUtils]: 61: Hoare triple {36018#false} assume main_~node4__m4~4#1 == ~id4~0;~st4~0 := 1;~mode4~0 := 0;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~7#1; {36018#false} is VALID [2022-02-20 18:47:21,562 INFO L290 TraceCheckUtils]: 62: Hoare triple {36018#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~7#1 := 0;~__return_22370~0 := main_~check__tmp~7#1;main_~main__c1~0#1 := ~__return_22370~0;havoc main_~__tmp_8~0#1;main_~__tmp_8~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~7#1;main_~assert__arg~7#1 := main_~__tmp_8~0#1; {36018#false} is VALID [2022-02-20 18:47:21,562 INFO L290 TraceCheckUtils]: 63: Hoare triple {36018#false} assume 0 == main_~assert__arg~7#1 % 256; {36018#false} is VALID [2022-02-20 18:47:21,562 INFO L290 TraceCheckUtils]: 64: Hoare triple {36018#false} assume !false; {36018#false} is VALID [2022-02-20 18:47:21,562 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 18:47:21,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:21,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206715628] [2022-02-20 18:47:21,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206715628] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:21,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:21,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:47:21,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973325338] [2022-02-20 18:47:21,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:21,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:21,564 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:21,564 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:21,608 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:21,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:47:21,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:21,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:47:21,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:47:21,609 INFO L87 Difference]: Start difference. First operand 2477 states and 3395 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:25,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:25,466 INFO L93 Difference]: Finished difference Result 4728 states and 6563 transitions. [2022-02-20 18:47:25,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:47:25,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:25,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1690 transitions. [2022-02-20 18:47:25,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1690 transitions. [2022-02-20 18:47:25,478 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1690 transitions. [2022-02-20 18:47:26,605 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1690 edges. 1690 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:26,903 INFO L225 Difference]: With dead ends: 4728 [2022-02-20 18:47:26,904 INFO L226 Difference]: Without dead ends: 2856 [2022-02-20 18:47:26,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:47:26,907 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 3042 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:26,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3042 Valid, 696 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 18:47:26,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2856 states. [2022-02-20 18:47:28,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2856 to 2842. [2022-02-20 18:47:28,830 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:28,834 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2856 states. Second operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:28,836 INFO L74 IsIncluded]: Start isIncluded. First operand 2856 states. Second operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:28,838 INFO L87 Difference]: Start difference. First operand 2856 states. Second operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:29,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:29,031 INFO L93 Difference]: Finished difference Result 2856 states and 3883 transitions. [2022-02-20 18:47:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3883 transitions. [2022-02-20 18:47:29,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:29,034 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:29,037 INFO L74 IsIncluded]: Start isIncluded. First operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 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 2856 states. [2022-02-20 18:47:29,040 INFO L87 Difference]: Start difference. First operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 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 2856 states. [2022-02-20 18:47:29,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:29,240 INFO L93 Difference]: Finished difference Result 2856 states and 3883 transitions. [2022-02-20 18:47:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3883 transitions. [2022-02-20 18:47:29,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:29,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:29,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:29,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2842 states, 2835 states have (on average 1.366137566137566) internal successors, (3873), 2841 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:29,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2842 states and 3873 transitions. [2022-02-20 18:47:29,526 INFO L78 Accepts]: Start accepts. Automaton has 2842 states and 3873 transitions. Word has length 65 [2022-02-20 18:47:29,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:29,526 INFO L470 AbstractCegarLoop]: Abstraction has 2842 states and 3873 transitions. [2022-02-20 18:47:29,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:29,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 3873 transitions. [2022-02-20 18:47:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:47:29,529 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:29,529 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] [2022-02-20 18:47:29,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:47:29,530 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:29,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:29,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1773849621, now seen corresponding path program 1 times [2022-02-20 18:47:29,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:29,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647672750] [2022-02-20 18:47:29,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:29,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:29,597 INFO L290 TraceCheckUtils]: 0: Hoare triple {51396#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,597 INFO L290 TraceCheckUtils]: 1: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, 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main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,598 INFO L290 TraceCheckUtils]: 2: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,598 INFO L290 TraceCheckUtils]: 3: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,599 INFO L290 TraceCheckUtils]: 4: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,599 INFO L290 TraceCheckUtils]: 5: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,599 INFO L290 TraceCheckUtils]: 6: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,599 INFO L290 TraceCheckUtils]: 7: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {51398#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:29,600 INFO L290 TraceCheckUtils]: 8: Hoare triple {51398#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {51399#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:47:29,600 INFO L290 TraceCheckUtils]: 9: Hoare triple {51399#(<= (+ ~nomsg~0 1) ~id2~0)} assume 0 == ~st2~0; {51399#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:47:29,600 INFO L290 TraceCheckUtils]: 10: Hoare triple {51399#(<= (+ ~nomsg~0 1) ~id2~0)} assume ~send2~0 == ~id2~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,601 INFO L290 TraceCheckUtils]: 11: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode2~0 % 256; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,601 INFO L290 TraceCheckUtils]: 12: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id3~0 >= 0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,601 INFO L290 TraceCheckUtils]: 13: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~st3~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,602 INFO L290 TraceCheckUtils]: 14: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send3~0 == ~id3~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,602 INFO L290 TraceCheckUtils]: 15: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode3~0 % 256; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,602 INFO L290 TraceCheckUtils]: 16: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id4~0 >= 0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,602 INFO L290 TraceCheckUtils]: 17: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~st4~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,603 INFO L290 TraceCheckUtils]: 18: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send4~0 == ~id4~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,603 INFO L290 TraceCheckUtils]: 19: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode4~0 % 256; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,603 INFO L290 TraceCheckUtils]: 20: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id2~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,604 INFO L290 TraceCheckUtils]: 21: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id3~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,604 INFO L290 TraceCheckUtils]: 22: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id4~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,604 INFO L290 TraceCheckUtils]: 23: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id2~0 != ~id3~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,605 INFO L290 TraceCheckUtils]: 24: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id2~0 != ~id4~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,605 INFO L290 TraceCheckUtils]: 25: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,605 INFO L290 TraceCheckUtils]: 26: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,605 INFO L290 TraceCheckUtils]: 27: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,606 INFO L290 TraceCheckUtils]: 28: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode1~0 % 256); {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,606 INFO L290 TraceCheckUtils]: 29: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~alive1~0 % 256); {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,606 INFO L290 TraceCheckUtils]: 30: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(~send1~0 != ~id1~0); {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,607 INFO L290 TraceCheckUtils]: 31: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,607 INFO L290 TraceCheckUtils]: 32: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode2~0 % 256); {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,607 INFO L290 TraceCheckUtils]: 33: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {51400#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 34: Hoare triple {51400#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~3#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~12#1;main_~node3__m3~12#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 35: Hoare triple {51397#false} assume !!(0 == ~mode3~0 % 256); {51397#false} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 36: Hoare triple {51397#false} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~8#1; {51397#false} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 37: Hoare triple {51397#false} assume !(~send3~0 != ~nomsg~0);main_~node3____CPAchecker_TMP_0~8#1 := ~p3_new~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~8#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~8#1 % 256 else main_~node3____CPAchecker_TMP_0~8#1 % 256 - 256);~mode3~0 := 1;havoc main_~node4__m4~38#1;main_~node4__m4~38#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 38: Hoare triple {51397#false} assume !!(0 == ~mode4~0 % 256); {51397#false} is VALID [2022-02-20 18:47:29,608 INFO L290 TraceCheckUtils]: 39: Hoare triple {51397#false} assume !!(0 == ~alive4~0 % 256); {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 40: Hoare triple {51397#false} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~135#1; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 41: Hoare triple {51397#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 42: Hoare triple {51397#false} assume ~r1~0 < 4;main_~check__tmp~135#1 := 1;~__return_24455~0 := main_~check__tmp~135#1;main_~main__c1~0#1 := ~__return_24455~0;havoc main_~__tmp_132~0#1;main_~__tmp_132~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~131#1;main_~assert__arg~131#1 := main_~__tmp_132~0#1; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 43: Hoare triple {51397#false} assume !(0 == main_~assert__arg~131#1 % 256);main_~main____CPAchecker_TMP_0~125#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~125#1; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 44: Hoare triple {51397#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 45: Hoare triple {51397#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 46: Hoare triple {51397#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,609 INFO L290 TraceCheckUtils]: 47: Hoare triple {51397#false} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 48: Hoare triple {51397#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 49: Hoare triple {51397#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 50: Hoare triple {51397#false} assume main_~node2__m2~1#1 != ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 51: Hoare triple {51397#false} assume !(0 == ~alive2~0 % 256); {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 52: Hoare triple {51397#false} assume !(main_~node2__m2~1#1 > ~id2~0); {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 53: Hoare triple {51397#false} assume main_~node2__m2~1#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,610 INFO L290 TraceCheckUtils]: 54: Hoare triple {51397#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 55: Hoare triple {51397#false} assume main_~node3__m3~3#1 != ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 56: Hoare triple {51397#false} assume !(0 == ~alive3~0 % 256); {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 57: Hoare triple {51397#false} assume !(main_~node3__m3~3#1 > ~id3~0); {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 58: Hoare triple {51397#false} assume main_~node3__m3~3#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 0;havoc main_~node4__m4~5#1;main_~node4__m4~5#1 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 59: Hoare triple {51397#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~5#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 60: Hoare triple {51397#false} assume !(main_~node4__m4~5#1 != ~nomsg~0);~mode4~0 := 0; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 61: Hoare triple {51397#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~8#1; {51397#false} is VALID [2022-02-20 18:47:29,611 INFO L290 TraceCheckUtils]: 62: Hoare triple {51397#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~8#1 := 0;~__return_22959~0 := main_~check__tmp~8#1;main_~main__c1~0#1 := ~__return_22959~0;havoc main_~__tmp_9~0#1;main_~__tmp_9~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~8#1;main_~assert__arg~8#1 := main_~__tmp_9~0#1; {51397#false} is VALID [2022-02-20 18:47:29,612 INFO L290 TraceCheckUtils]: 63: Hoare triple {51397#false} assume 0 == main_~assert__arg~8#1 % 256; {51397#false} is VALID [2022-02-20 18:47:29,612 INFO L290 TraceCheckUtils]: 64: Hoare triple {51397#false} assume !false; {51397#false} is VALID [2022-02-20 18:47:29,612 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 18:47:29,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:29,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647672750] [2022-02-20 18:47:29,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647672750] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:29,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:29,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:47:29,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048928527] [2022-02-20 18:47:29,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:29,613 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:29,614 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:29,614 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:29,656 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:29,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:47:29,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:29,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:47:29,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:47:29,657 INFO L87 Difference]: Start difference. First operand 2842 states and 3873 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:35,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:35,547 INFO L93 Difference]: Finished difference Result 6738 states and 9400 transitions. [2022-02-20 18:47:35,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:47:35,547 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2022-02-20 18:47:35,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1728 transitions. [2022-02-20 18:47:35,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:35,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1728 transitions. [2022-02-20 18:47:35,557 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1728 transitions. [2022-02-20 18:47:36,250 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1728 edges. 1728 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:36,895 INFO L225 Difference]: With dead ends: 6738 [2022-02-20 18:47:36,895 INFO L226 Difference]: Without dead ends: 4186 [2022-02-20 18:47:36,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:47:36,898 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 2719 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2719 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:36,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2719 Valid, 645 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:47:36,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4186 states. [2022-02-20 18:47:40,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4186 to 4178. [2022-02-20 18:47:40,091 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:40,095 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4186 states. Second operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:40,098 INFO L74 IsIncluded]: Start isIncluded. First operand 4186 states. Second operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:40,100 INFO L87 Difference]: Start difference. First operand 4186 states. Second operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:40,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:40,549 INFO L93 Difference]: Finished difference Result 4186 states and 5825 transitions. [2022-02-20 18:47:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 5825 transitions. [2022-02-20 18:47:40,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:40,554 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:40,558 INFO L74 IsIncluded]: Start isIncluded. First operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 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 4186 states. [2022-02-20 18:47:40,561 INFO L87 Difference]: Start difference. First operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 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 4186 states. [2022-02-20 18:47:41,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:41,009 INFO L93 Difference]: Finished difference Result 4186 states and 5825 transitions. [2022-02-20 18:47:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 5825 transitions. [2022-02-20 18:47:41,013 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:41,013 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:41,013 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:41,013 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:41,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4178 states, 4171 states have (on average 1.3955885878686167) internal successors, (5821), 4177 states have internal predecessors, (5821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 4178 states and 5821 transitions. [2022-02-20 18:47:41,680 INFO L78 Accepts]: Start accepts. Automaton has 4178 states and 5821 transitions. Word has length 65 [2022-02-20 18:47:41,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:41,680 INFO L470 AbstractCegarLoop]: Abstraction has 4178 states and 5821 transitions. [2022-02-20 18:47:41,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:41,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 5821 transitions. [2022-02-20 18:47:41,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-20 18:47:41,682 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:41,683 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] [2022-02-20 18:47:41,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:47:41,683 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:41,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:41,683 INFO L85 PathProgramCache]: Analyzing trace with hash -2076438910, now seen corresponding path program 1 times [2022-02-20 18:47:41,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:41,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619151484] [2022-02-20 18:47:41,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:41,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:41,733 INFO L290 TraceCheckUtils]: 0: Hoare triple {74125#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {74125#true} is VALID [2022-02-20 18:47:41,734 INFO L290 TraceCheckUtils]: 1: Hoare triple {74125#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~21#1, main_~node4____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~12#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~22#1, main_~node4____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~13#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~23#1, main_~node4__m4~10#1, main_~node3____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~14#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~24#1, main_~main____CPAchecker_TMP_0~15#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~25#1, main_~node4____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~16#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~26#1, main_~node4____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~17#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~27#1, main_~node4__m4~11#1, main_~node3____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~18#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~28#1, main_~main____CPAchecker_TMP_0~19#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~29#1, main_~node4____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~20#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~30#1, main_~node4____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~21#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~31#1, main_~node4__m4~12#1, main_~node3__m3~0#1, main_~main____CPAchecker_TMP_0~22#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~32#1, main_~main____CPAchecker_TMP_0~23#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~33#1, main_~node4____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~24#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~34#1, main_~node4____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~25#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~35#1, main_~node4__m4~13#1, main_~main____CPAchecker_TMP_0~26#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~36#1, main_~main____CPAchecker_TMP_0~27#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~37#1, main_~node4____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~28#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~38#1, main_~node4____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~29#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~39#1, main_~node4__m4~14#1, main_~node3____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~30#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~40#1, main_~main____CPAchecker_TMP_0~31#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~41#1, main_~node4____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~32#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~42#1, main_~node4____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~33#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~43#1, main_~node4__m4~15#1, main_~node3____CPAchecker_TMP_1~2#1, main_~main____CPAchecker_TMP_0~34#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~44#1, main_~main____CPAchecker_TMP_0~35#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~45#1, main_~node4____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~36#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~46#1, main_~node4____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~37#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~47#1, main_~node4__m4~16#1, main_~node3__m3~6#1, main_~node2____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~38#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~48#1, main_~main____CPAchecker_TMP_0~39#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~49#1, main_~node4____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~40#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~50#1, main_~node4____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~41#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~51#1, main_~node4__m4~17#1, main_~main____CPAchecker_TMP_0~42#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~52#1, main_~main____CPAchecker_TMP_0~43#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~53#1, main_~node4____CPAchecker_TMP_0~10#1, main_~main____CPAchecker_TMP_0~44#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~54#1, main_~node4____CPAchecker_TMP_1~10#1, main_~main____CPAchecker_TMP_0~45#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~55#1, main_~node4__m4~18#1, main_~node3____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~46#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~56#1, main_~main____CPAchecker_TMP_0~47#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~57#1, main_~node4____CPAchecker_TMP_0~11#1, main_~main____CPAchecker_TMP_0~48#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~58#1, main_~node4____CPAchecker_TMP_1~11#1, main_~main____CPAchecker_TMP_0~49#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~59#1, main_~node4__m4~19#1, main_~node3____CPAchecker_TMP_1~3#1, main_~main____CPAchecker_TMP_0~50#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~60#1, main_~main____CPAchecker_TMP_0~51#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~61#1, main_~node4____CPAchecker_TMP_0~12#1, main_~main____CPAchecker_TMP_0~52#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~62#1, main_~node4____CPAchecker_TMP_1~12#1, main_~main____CPAchecker_TMP_0~53#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~63#1, main_~node4__m4~20#1, main_~node3__m3~7#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2__m2~0#1, main_~main____CPAchecker_TMP_0~54#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~64#1, main_~main____CPAchecker_TMP_0~55#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~65#1, main_~node4____CPAchecker_TMP_0~13#1, main_~main____CPAchecker_TMP_0~56#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~66#1, main_~node4____CPAchecker_TMP_1~13#1, main_~main____CPAchecker_TMP_0~57#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~67#1, main_~node4__m4~21#1, main_~main____CPAchecker_TMP_0~58#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~68#1, main_~main____CPAchecker_TMP_0~59#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~69#1, main_~node4____CPAchecker_TMP_0~14#1, main_~main____CPAchecker_TMP_0~60#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~70#1, main_~node4____CPAchecker_TMP_1~14#1, main_~main____CPAchecker_TMP_0~61#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~71#1, main_~node4__m4~22#1, main_~node3____CPAchecker_TMP_0~4#1, main_~main____CPAchecker_TMP_0~62#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~72#1, main_~main____CPAchecker_TMP_0~63#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~73#1, main_~node4____CPAchecker_TMP_0~15#1, main_~main____CPAchecker_TMP_0~64#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~74#1, main_~node4____CPAchecker_TMP_1~15#1, main_~main____CPAchecker_TMP_0~65#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~75#1, main_~node4__m4~23#1, main_~node3____CPAchecker_TMP_1~4#1, main_~main____CPAchecker_TMP_0~66#1, main_~__tmp_73~0#1, main_~assert__arg~72#1, main_~check__tmp~76#1, main_~main____CPAchecker_TMP_0~67#1, main_~__tmp_74~0#1, main_~assert__arg~73#1, main_~check__tmp~77#1, main_~node4____CPAchecker_TMP_0~16#1, main_~main____CPAchecker_TMP_0~68#1, main_~__tmp_75~0#1, main_~assert__arg~74#1, main_~check__tmp~78#1, main_~node4____CPAchecker_TMP_1~16#1, main_~main____CPAchecker_TMP_0~69#1, main_~__tmp_76~0#1, main_~assert__arg~75#1, main_~check__tmp~79#1, main_~node4__m4~24#1, main_~node3__m3~8#1, main_~main____CPAchecker_TMP_0~70#1, main_~__tmp_77~0#1, main_~assert__arg~76#1, main_~check__tmp~80#1, main_~main____CPAchecker_TMP_0~71#1, main_~__tmp_78~0#1, main_~assert__arg~77#1, main_~check__tmp~81#1, main_~node4____CPAchecker_TMP_0~17#1, main_~main____CPAchecker_TMP_0~72#1, main_~__tmp_79~0#1, main_~assert__arg~78#1, main_~check__tmp~82#1, main_~node4____CPAchecker_TMP_1~17#1, main_~main____CPAchecker_TMP_0~73#1, main_~__tmp_80~0#1, main_~assert__arg~79#1, main_~check__tmp~83#1, main_~node4__m4~25#1, main_~main____CPAchecker_TMP_0~74#1, main_~__tmp_81~0#1, main_~assert__arg~80#1, main_~check__tmp~84#1, main_~main____CPAchecker_TMP_0~75#1, main_~__tmp_82~0#1, main_~assert__arg~81#1, main_~check__tmp~85#1, main_~node4____CPAchecker_TMP_0~18#1, main_~main____CPAchecker_TMP_0~76#1, main_~__tmp_83~0#1, main_~assert__arg~82#1, main_~check__tmp~86#1, main_~node4____CPAchecker_TMP_1~18#1, main_~main____CPAchecker_TMP_0~77#1, main_~__tmp_84~0#1, main_~assert__arg~83#1, main_~check__tmp~87#1, main_~node4__m4~26#1, main_~node3____CPAchecker_TMP_0~5#1, main_~main____CPAchecker_TMP_0~78#1, main_~__tmp_85~0#1, main_~assert__arg~84#1, main_~check__tmp~88#1, main_~main____CPAchecker_TMP_0~79#1, main_~__tmp_86~0#1, main_~assert__arg~85#1, main_~check__tmp~89#1, main_~node4____CPAchecker_TMP_0~19#1, main_~main____CPAchecker_TMP_0~80#1, main_~__tmp_87~0#1, main_~assert__arg~86#1, main_~check__tmp~90#1, main_~node4____CPAchecker_TMP_1~19#1, main_~main____CPAchecker_TMP_0~81#1, main_~__tmp_88~0#1, main_~assert__arg~87#1, main_~check__tmp~91#1, main_~node4__m4~27#1, main_~node3____CPAchecker_TMP_1~5#1, main_~main____CPAchecker_TMP_0~82#1, main_~__tmp_89~0#1, main_~assert__arg~88#1, main_~check__tmp~92#1, main_~main____CPAchecker_TMP_0~83#1, main_~__tmp_90~0#1, main_~assert__arg~89#1, main_~check__tmp~93#1, main_~node4____CPAchecker_TMP_0~20#1, main_~main____CPAchecker_TMP_0~84#1, main_~__tmp_91~0#1, main_~assert__arg~90#1, main_~check__tmp~94#1, main_~node4____CPAchecker_TMP_1~20#1, main_~main____CPAchecker_TMP_0~85#1, main_~__tmp_92~0#1, main_~assert__arg~91#1, main_~check__tmp~95#1, main_~node4__m4~28#1, main_~node3__m3~9#1, main_~node2____CPAchecker_TMP_0~2#1, main_~main____CPAchecker_TMP_0~86#1, main_~__tmp_93~0#1, main_~assert__arg~92#1, main_~check__tmp~96#1, main_~main____CPAchecker_TMP_0~87#1, main_~__tmp_94~0#1, main_~assert__arg~93#1, main_~check__tmp~97#1, main_~node4____CPAchecker_TMP_0~21#1, main_~main____CPAchecker_TMP_0~88#1, main_~__tmp_95~0#1, main_~assert__arg~94#1, main_~check__tmp~98#1, main_~node4____CPAchecker_TMP_1~21#1, main_~main____CPAchecker_TMP_0~89#1, main_~__tmp_96~0#1, main_~assert__arg~95#1, main_~check__tmp~99#1, main_~node4__m4~29#1, main_~main____CPAchecker_TMP_0~90#1, main_~__tmp_97~0#1, main_~assert__arg~96#1, main_~check__tmp~100#1, main_~main____CPAchecker_TMP_0~91#1, main_~__tmp_98~0#1, main_~assert__arg~97#1, main_~check__tmp~101#1, main_~node4____CPAchecker_TMP_0~22#1, main_~main____CPAchecker_TMP_0~92#1, main_~__tmp_99~0#1, main_~assert__arg~98#1, main_~check__tmp~102#1, main_~node4____CPAchecker_TMP_1~22#1, main_~main____CPAchecker_TMP_0~93#1, main_~__tmp_100~0#1, main_~assert__arg~99#1, main_~check__tmp~103#1, main_~node4__m4~30#1, main_~node3____CPAchecker_TMP_0~6#1, main_~main____CPAchecker_TMP_0~94#1, main_~__tmp_101~0#1, main_~assert__arg~100#1, main_~check__tmp~104#1, main_~main____CPAchecker_TMP_0~95#1, main_~__tmp_102~0#1, main_~assert__arg~101#1, main_~check__tmp~105#1, main_~node4____CPAchecker_TMP_0~23#1, main_~main____CPAchecker_TMP_0~96#1, main_~__tmp_103~0#1, main_~assert__arg~102#1, main_~check__tmp~106#1, main_~node4____CPAchecker_TMP_1~23#1, main_~main____CPAchecker_TMP_0~97#1, main_~__tmp_104~0#1, main_~assert__arg~103#1, main_~check__tmp~107#1, main_~node4__m4~31#1, main_~node3____CPAchecker_TMP_1~6#1, main_~main____CPAchecker_TMP_0~98#1, main_~__tmp_105~0#1, main_~assert__arg~104#1, main_~check__tmp~108#1, main_~main____CPAchecker_TMP_0~99#1, main_~__tmp_106~0#1, main_~assert__arg~105#1, main_~check__tmp~109#1, main_~node4____CPAchecker_TMP_0~24#1, main_~main____CPAchecker_TMP_0~100#1, main_~__tmp_107~0#1, main_~assert__arg~106#1, main_~check__tmp~110#1, main_~node4____CPAchecker_TMP_1~24#1, main_~main____CPAchecker_TMP_0~101#1, main_~__tmp_108~0#1, main_~assert__arg~107#1, main_~check__tmp~111#1, main_~node4__m4~32#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~4#1, main_~node1____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~102#1, main_~__tmp_109~0#1, main_~assert__arg~108#1, main_~check__tmp~112#1, main_~main____CPAchecker_TMP_0~103#1, main_~__tmp_110~0#1, main_~assert__arg~109#1, main_~check__tmp~113#1, main_~node4____CPAchecker_TMP_0~25#1, main_~main____CPAchecker_TMP_0~104#1, main_~__tmp_111~0#1, main_~assert__arg~110#1, main_~check__tmp~114#1, main_~node4____CPAchecker_TMP_1~25#1, main_~main____CPAchecker_TMP_0~105#1, main_~__tmp_112~0#1, main_~assert__arg~111#1, main_~check__tmp~115#1, main_~node4__m4~33#1, main_~main____CPAchecker_TMP_0~106#1, main_~__tmp_113~0#1, main_~assert__arg~112#1, main_~check__tmp~116#1, main_~main____CPAchecker_TMP_0~107#1, main_~__tmp_114~0#1, main_~assert__arg~113#1, main_~check__tmp~117#1, main_~node4____CPAchecker_TMP_0~26#1, main_~main____CPAchecker_TMP_0~108#1, main_~__tmp_115~0#1, main_~assert__arg~114#1, main_~check__tmp~118#1, main_~node4____CPAchecker_TMP_1~26#1, main_~main____CPAchecker_TMP_0~109#1, main_~__tmp_116~0#1, main_~assert__arg~115#1, main_~check__tmp~119#1, main_~node4__m4~34#1, main_~node3____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~110#1, main_~__tmp_117~0#1, main_~assert__arg~116#1, main_~check__tmp~120#1, main_~main____CPAchecker_TMP_0~111#1, main_~__tmp_118~0#1, main_~assert__arg~117#1, main_~check__tmp~121#1, main_~node4____CPAchecker_TMP_0~27#1, main_~main____CPAchecker_TMP_0~112#1, main_~__tmp_119~0#1, main_~assert__arg~118#1, main_~check__tmp~122#1, main_~node4____CPAchecker_TMP_1~27#1, main_~main____CPAchecker_TMP_0~113#1, main_~__tmp_120~0#1, main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {74125#true} is VALID [2022-02-20 18:47:41,734 INFO L290 TraceCheckUtils]: 2: Hoare triple {74125#true} assume 0 == ~r1~0; {74125#true} is VALID [2022-02-20 18:47:41,734 INFO L290 TraceCheckUtils]: 3: Hoare triple {74125#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 4: Hoare triple {74125#true} assume ~id1~0 >= 0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 5: Hoare triple {74125#true} assume 0 == ~st1~0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 6: Hoare triple {74125#true} assume ~send1~0 == ~id1~0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 7: Hoare triple {74125#true} assume 0 == ~mode1~0 % 256; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 8: Hoare triple {74125#true} assume ~id2~0 >= 0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 9: Hoare triple {74125#true} assume 0 == ~st2~0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 10: Hoare triple {74125#true} assume ~send2~0 == ~id2~0; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 11: Hoare triple {74125#true} assume 0 == ~mode2~0 % 256; {74125#true} is VALID [2022-02-20 18:47:41,735 INFO L290 TraceCheckUtils]: 12: Hoare triple {74125#true} assume ~id3~0 >= 0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 13: Hoare triple {74125#true} assume 0 == ~st3~0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 14: Hoare triple {74125#true} assume ~send3~0 == ~id3~0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 15: Hoare triple {74125#true} assume 0 == ~mode3~0 % 256; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 16: Hoare triple {74125#true} assume ~id4~0 >= 0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 17: Hoare triple {74125#true} assume 0 == ~st4~0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 18: Hoare triple {74125#true} assume ~send4~0 == ~id4~0; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 19: Hoare triple {74125#true} assume 0 == ~mode4~0 % 256; {74125#true} is VALID [2022-02-20 18:47:41,736 INFO L290 TraceCheckUtils]: 20: Hoare triple {74125#true} assume ~id1~0 != ~id2~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 21: Hoare triple {74125#true} assume ~id1~0 != ~id3~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 22: Hoare triple {74125#true} assume ~id1~0 != ~id4~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 23: Hoare triple {74125#true} assume ~id2~0 != ~id3~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 24: Hoare triple {74125#true} assume ~id2~0 != ~id4~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 25: Hoare triple {74125#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 26: Hoare triple {74125#true} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 27: Hoare triple {74125#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {74125#true} is VALID [2022-02-20 18:47:41,737 INFO L290 TraceCheckUtils]: 28: Hoare triple {74125#true} assume !!(0 == ~mode1~0 % 256); {74125#true} is VALID [2022-02-20 18:47:41,738 INFO L290 TraceCheckUtils]: 29: Hoare triple {74125#true} assume !!(0 == ~alive1~0 % 256); {74125#true} is VALID [2022-02-20 18:47:41,738 INFO L290 TraceCheckUtils]: 30: Hoare triple {74125#true} assume !(~send1~0 != ~id1~0); {74125#true} is VALID [2022-02-20 18:47:41,738 INFO L290 TraceCheckUtils]: 31: Hoare triple {74125#true} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {74125#true} is VALID [2022-02-20 18:47:41,738 INFO L290 TraceCheckUtils]: 32: Hoare triple {74125#true} assume !!(0 == ~mode2~0 % 256); {74125#true} is VALID [2022-02-20 18:47:41,738 INFO L290 TraceCheckUtils]: 33: Hoare triple {74125#true} assume !!(0 == ~alive2~0 % 256); {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,739 INFO L290 TraceCheckUtils]: 34: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(~send2~0 != ~id2~0); {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,739 INFO L290 TraceCheckUtils]: 35: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} ~mode2~0 := 1;havoc main_~node3__m3~13#1;main_~node3__m3~13#1 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,740 INFO L290 TraceCheckUtils]: 36: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~mode3~0 % 256); {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,740 INFO L290 TraceCheckUtils]: 37: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~9#1; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,740 INFO L290 TraceCheckUtils]: 38: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(~send3~0 != ~nomsg~0);main_~node3____CPAchecker_TMP_0~9#1 := ~p3_new~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~9#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~9#1 % 256 else main_~node3____CPAchecker_TMP_0~9#1 % 256 - 256);~mode3~0 := 1;havoc main_~node4__m4~42#1;main_~node4__m4~42#1 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,741 INFO L290 TraceCheckUtils]: 39: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~mode4~0 % 256); {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,741 INFO L290 TraceCheckUtils]: 40: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~alive4~0 % 256); {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,742 INFO L290 TraceCheckUtils]: 41: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~151#1; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,742 INFO L290 TraceCheckUtils]: 42: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,742 INFO L290 TraceCheckUtils]: 43: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume ~r1~0 < 4;main_~check__tmp~151#1 := 1;~__return_25732~0 := main_~check__tmp~151#1;main_~main__c1~0#1 := ~__return_25732~0;havoc main_~__tmp_148~0#1;main_~__tmp_148~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~147#1;main_~assert__arg~147#1 := main_~__tmp_148~0#1; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,743 INFO L290 TraceCheckUtils]: 44: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == main_~assert__arg~147#1 % 256);main_~main____CPAchecker_TMP_0~141#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~141#1; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,743 INFO L290 TraceCheckUtils]: 45: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,744 INFO L290 TraceCheckUtils]: 46: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,744 INFO L290 TraceCheckUtils]: 47: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,744 INFO L290 TraceCheckUtils]: 48: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,745 INFO L290 TraceCheckUtils]: 49: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,745 INFO L290 TraceCheckUtils]: 50: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,745 INFO L290 TraceCheckUtils]: 51: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume main_~node2__m2~1#1 != ~nomsg~0; {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:47:41,746 INFO L290 TraceCheckUtils]: 52: Hoare triple {74127#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~alive2~0 % 256); {74126#false} is VALID [2022-02-20 18:47:41,746 INFO L290 TraceCheckUtils]: 53: Hoare triple {74126#false} assume !(main_~node2__m2~1#1 > ~id2~0); {74126#false} is VALID [2022-02-20 18:47:41,746 INFO L290 TraceCheckUtils]: 54: Hoare triple {74126#false} assume main_~node2__m2~1#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {74126#false} is VALID [2022-02-20 18:47:41,746 INFO L290 TraceCheckUtils]: 55: Hoare triple {74126#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {74126#false} is VALID [2022-02-20 18:47:41,746 INFO L290 TraceCheckUtils]: 56: Hoare triple {74126#false} assume main_~node3__m3~3#1 != ~nomsg~0; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 57: Hoare triple {74126#false} assume !(0 == ~alive3~0 % 256); {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 58: Hoare triple {74126#false} assume !(main_~node3__m3~3#1 > ~id3~0); {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 59: Hoare triple {74126#false} assume main_~node3__m3~3#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 0;havoc main_~node4__m4~5#1;main_~node4__m4~5#1 := ~nomsg~0; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 60: Hoare triple {74126#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~5#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 61: Hoare triple {74126#false} assume !(main_~node4__m4~5#1 != ~nomsg~0);~mode4~0 := 0; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 62: Hoare triple {74126#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~8#1; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 63: Hoare triple {74126#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~8#1 := 0;~__return_22959~0 := main_~check__tmp~8#1;main_~main__c1~0#1 := ~__return_22959~0;havoc main_~__tmp_9~0#1;main_~__tmp_9~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~8#1;main_~assert__arg~8#1 := main_~__tmp_9~0#1; {74126#false} is VALID [2022-02-20 18:47:41,747 INFO L290 TraceCheckUtils]: 64: Hoare triple {74126#false} assume 0 == main_~assert__arg~8#1 % 256; {74126#false} is VALID [2022-02-20 18:47:41,748 INFO L290 TraceCheckUtils]: 65: Hoare triple {74126#false} assume !false; {74126#false} is VALID [2022-02-20 18:47:41,748 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 18:47:41,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:41,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619151484] [2022-02-20 18:47:41,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619151484] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:41,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:41,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:47:41,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821035455] [2022-02-20 18:47:41,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:41,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2022-02-20 18:47:41,749 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:41,749 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:41,802 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:41,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:47:41,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:41,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:47:41,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:47:41,803 INFO L87 Difference]: Start difference. First operand 4178 states and 5821 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:49,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:49,243 INFO L93 Difference]: Finished difference Result 8947 states and 12566 transitions. [2022-02-20 18:47:49,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:47:49,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2022-02-20 18:47:49,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:47:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:49,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1529 transitions. [2022-02-20 18:47:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:49,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1529 transitions. [2022-02-20 18:47:49,252 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1529 transitions. [2022-02-20 18:47:49,952 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1529 edges. 1529 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:51,198 INFO L225 Difference]: With dead ends: 8947 [2022-02-20 18:47:51,199 INFO L226 Difference]: Without dead ends: 5787 [2022-02-20 18:47:51,201 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 18:47:51,202 INFO L933 BasicCegarLoop]: 963 mSDtfsCounter, 584 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 1530 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:47:51,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [584 Valid, 1530 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:47:51,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-02-20 18:47:56,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 5761. [2022-02-20 18:47:56,578 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:47:56,582 INFO L82 GeneralOperation]: Start isEquivalent. First operand 5787 states. Second operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:56,586 INFO L74 IsIncluded]: Start isIncluded. First operand 5787 states. Second operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:56,589 INFO L87 Difference]: Start difference. First operand 5787 states. Second operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:57,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:57,388 INFO L93 Difference]: Finished difference Result 5787 states and 7918 transitions. [2022-02-20 18:47:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 5787 states and 7918 transitions. [2022-02-20 18:47:57,393 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:57,393 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:57,398 INFO L74 IsIncluded]: Start isIncluded. First operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 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 5787 states. [2022-02-20 18:47:57,401 INFO L87 Difference]: Start difference. First operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 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 5787 states. [2022-02-20 18:47:58,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:47:58,216 INFO L93 Difference]: Finished difference Result 5787 states and 7918 transitions. [2022-02-20 18:47:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 5787 states and 7918 transitions. [2022-02-20 18:47:58,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:47:58,221 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:47:58,222 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:47:58,222 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:47:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5761 states, 5754 states have (on average 1.3722627737226278) internal successors, (7896), 5760 states have internal predecessors, (7896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5761 states to 5761 states and 7896 transitions. [2022-02-20 18:47:59,444 INFO L78 Accepts]: Start accepts. Automaton has 5761 states and 7896 transitions. Word has length 66 [2022-02-20 18:47:59,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:47:59,444 INFO L470 AbstractCegarLoop]: Abstraction has 5761 states and 7896 transitions. [2022-02-20 18:47:59,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 5761 states and 7896 transitions. [2022-02-20 18:47:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-02-20 18:47:59,449 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:47:59,449 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] [2022-02-20 18:47:59,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 18:47:59,449 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 18:47:59,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:47:59,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1790108590, now seen corresponding path program 1 times [2022-02-20 18:47:59,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:47:59,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658815849] [2022-02-20 18:47:59,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:47:59,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:47:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:47:59,513 INFO L290 TraceCheckUtils]: 0: Hoare triple {105343#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(63, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 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_19289~0 := 0;~__return_23258~0 := 0;~__tmp_19398_0~0 := 0;~__return_19465~0 := 0;~__tmp_19475_0~0 := 0;~__tmp_19535_0~0 := 0;~__return_19551~0 := 0;~__tmp_19552_0~0 := 0;~__tmp_19558_0~0 := 0;~__tmp_19561_0~0 := 0;~__return_19565~0 := 0;~__return_19984~0 := 0;~__return_20574~0 := 0;~__return_20833~0 := 0;~__return_22099~0 := 0;~__return_22370~0 := 0;~__return_22959~0 := 0;~__return_23220~0 := 0;~__return_19815~0 := 0;~__return_20064~0 := 0;~__return_20666~0 := 0;~__return_20914~0 := 0;~__return_22203~0 := 0;~__return_22451~0 := 0;~__return_23052~0 := 0;~__return_23177~0 := 0;~__return_23345~0 := 0;~__return_23309~0 := 0;~__return_22997~0 := 0;~__return_22905~0 := 0;~__return_23125~0 := 0;~__return_23089~0 := 0;~__return_23587~0 := 0;~__return_23553~0 := 0;~__return_23656~0 := 0;~__return_23620~0 := 0;~__return_23430~0 := 0;~__return_23396~0 := 0;~__return_23499~0 := 0;~__return_23463~0 := 0;~__return_22408~0 := 0;~__return_22328~0 := 0;~__return_22524~0 := 0;~__return_22488~0 := 0;~__return_22137~0 := 0;~__return_22031~0 := 0;~__return_22276~0 := 0;~__return_22240~0 := 0;~__return_22766~0 := 0;~__return_22732~0 := 0;~__return_22835~0 := 0;~__return_22799~0 := 0;~__return_22609~0 := 0;~__return_22575~0 := 0;~__return_22678~0 := 0;~__return_22642~0 := 0;~__return_23914~0 := 0;~__return_23880~0 := 0;~__return_23983~0 := 0;~__return_23947~0 := 0;~__return_23759~0 := 0;~__return_23725~0 := 0;~__return_23828~0 := 0;~__return_23792~0 := 0;~__return_24225~0 := 0;~__return_24191~0 := 0;~__return_24294~0 := 0;~__return_24258~0 := 0;~__return_24068~0 := 0;~__return_24034~0 := 0;~__return_24137~0 := 0;~__return_24101~0 := 0;~__return_20871~0 := 0;~__return_20791~0 := 0;~__return_20987~0 := 0;~__return_20951~0 := 0;~__return_20612~0 := 0;~__return_20518~0 := 0;~__return_20739~0 := 0;~__return_20703~0 := 0;~__return_21229~0 := 0;~__return_21195~0 := 0;~__return_21298~0 := 0;~__return_21262~0 := 0;~__return_21072~0 := 0;~__return_21038~0 := 0;~__return_21141~0 := 0;~__return_21105~0 := 0;~__return_20022~0 := 0;~__return_19940~0 := 0;~__return_20137~0 := 0;~__return_20101~0 := 0;~__return_19735~0 := 0;~__return_19388~0 := 0;~__return_19888~0 := 0;~__return_19852~0 := 0;~__return_20379~0 := 0;~__return_20345~0 := 0;~__return_20448~0 := 0;~__return_20412~0 := 0;~__return_20222~0 := 0;~__return_20188~0 := 0;~__return_20291~0 := 0;~__return_20255~0 := 0;~__return_21556~0 := 0;~__return_21522~0 := 0;~__return_21625~0 := 0;~__return_21589~0 := 0;~__return_21401~0 := 0;~__return_21367~0 := 0;~__return_21470~0 := 0;~__return_21434~0 := 0;~__return_21867~0 := 0;~__return_21833~0 := 0;~__return_21936~0 := 0;~__return_21900~0 := 0;~__return_21710~0 := 0;~__return_21676~0 := 0;~__return_21779~0 := 0;~__return_21743~0 := 0;~__return_25216~0 := 0;~__return_25182~0 := 0;~__return_25285~0 := 0;~__return_25249~0 := 0;~__return_25061~0 := 0;~__return_25027~0 := 0;~__return_25130~0 := 0;~__return_25094~0 := 0;~__return_25527~0 := 0;~__return_25493~0 := 0;~__return_25596~0 := 0;~__return_25560~0 := 0;~__return_25370~0 := 0;~__return_25336~0 := 0;~__return_25439~0 := 0;~__return_25403~0 := 0;~__return_24577~0 := 0;~__return_24543~0 := 0;~__return_24646~0 := 0;~__return_24610~0 := 0;~__return_24422~0 := 0;~__return_24388~0 := 0;~__return_24491~0 := 0;~__return_24455~0 := 0;~__return_24888~0 := 0;~__return_24854~0 := 0;~__return_24957~0 := 0;~__return_24921~0 := 0;~__return_24731~0 := 0;~__return_24697~0 := 0;~__return_24800~0 := 0;~__return_24764~0 := 0;~__return_25854~0 := 0;~__return_25820~0 := 0;~__return_25923~0 := 0;~__return_25887~0 := 0;~__return_25699~0 := 0;~__return_25665~0 := 0;~__return_25768~0 := 0;~__return_25732~0 := 0;~__return_26165~0 := 0;~__return_26131~0 := 0;~__return_26234~0 := 0;~__return_26198~0 := 0;~__return_26008~0 := 0;~__return_25974~0 := 0;~__return_26077~0 := 0;~__return_26041~0 := 0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,514 INFO L290 TraceCheckUtils]: 1: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_~main____CPAchecker_TMP_0~2#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4____CPAchecker_TMP_1~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1__m1~2#1, main_~main____CPAchecker_TMP_0~1#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~main____CPAchecker_TMP_0~3#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node4__m4~1#1, main_~main____CPAchecker_TMP_0~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node4__m4~3#1, main_~node3__m3~1#1, main_~main____CPAchecker_TMP_0~5#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node4__m4~4#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~check__tmp~9#1, main_~node4__m4~5#1, main_~node3__m3~3#1, main_~node2__m2~1#1, main_~main____CPAchecker_TMP_0~6#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~10#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~11#1, main_~node4__m4~6#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~12#1, main_~check__tmp~13#1, main_~node4__m4~7#1, main_~node3__m3~4#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~14#1, main_~check__tmp~15#1, main_~node4__m4~8#1, main_~check__tmp~16#1, main_~node4__m4~9#1, main_~node3__m3~5#1, main_~node2__m2~3#1, main_~node1__m1~1#1, main_~main____CPAchecker_TMP_0~0#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~main____CPAchecker_TMP_0~7#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~17#1, main_~node4____CPAchecker_TMP_0~0#1, main_~main____CPAchecker_TMP_0~8#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~18#1, main_~node4____CPAchecker_TMP_1~1#1, main_~main____CPAchecker_TMP_0~9#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~19#1, main_~node4__m4~0#1, main_~main____CPAchecker_TMP_0~10#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~20#1, main_~main____CPAchecker_TMP_0~11#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, 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main_~main____CPAchecker_TMP_0~105#1, main_~__tmp_112~0#1, main_~assert__arg~111#1, main_~check__tmp~115#1, main_~node4__m4~33#1, main_~main____CPAchecker_TMP_0~106#1, main_~__tmp_113~0#1, main_~assert__arg~112#1, main_~check__tmp~116#1, main_~main____CPAchecker_TMP_0~107#1, main_~__tmp_114~0#1, main_~assert__arg~113#1, main_~check__tmp~117#1, main_~node4____CPAchecker_TMP_0~26#1, main_~main____CPAchecker_TMP_0~108#1, main_~__tmp_115~0#1, main_~assert__arg~114#1, main_~check__tmp~118#1, main_~node4____CPAchecker_TMP_1~26#1, main_~main____CPAchecker_TMP_0~109#1, main_~__tmp_116~0#1, main_~assert__arg~115#1, main_~check__tmp~119#1, main_~node4__m4~34#1, main_~node3____CPAchecker_TMP_0~7#1, main_~main____CPAchecker_TMP_0~110#1, main_~__tmp_117~0#1, main_~assert__arg~116#1, main_~check__tmp~120#1, main_~main____CPAchecker_TMP_0~111#1, main_~__tmp_118~0#1, main_~assert__arg~117#1, main_~check__tmp~121#1, main_~node4____CPAchecker_TMP_0~27#1, main_~main____CPAchecker_TMP_0~112#1, main_~__tmp_119~0#1, main_~assert__arg~118#1, main_~check__tmp~122#1, main_~node4____CPAchecker_TMP_1~27#1, main_~main____CPAchecker_TMP_0~113#1, main_~__tmp_120~0#1, main_~assert__arg~119#1, main_~check__tmp~123#1, main_~node4__m4~35#1, main_~node3____CPAchecker_TMP_1~7#1, main_~main____CPAchecker_TMP_0~114#1, main_~__tmp_121~0#1, main_~assert__arg~120#1, main_~check__tmp~124#1, main_~main____CPAchecker_TMP_0~115#1, main_~__tmp_122~0#1, main_~assert__arg~121#1, main_~check__tmp~125#1, main_~node4____CPAchecker_TMP_0~28#1, main_~main____CPAchecker_TMP_0~116#1, main_~__tmp_123~0#1, main_~assert__arg~122#1, main_~check__tmp~126#1, main_~node4____CPAchecker_TMP_1~28#1, main_~main____CPAchecker_TMP_0~117#1, main_~__tmp_124~0#1, main_~assert__arg~123#1, main_~check__tmp~127#1, main_~node4__m4~36#1, main_~node3__m3~11#1, main_~main____CPAchecker_TMP_0~118#1, main_~__tmp_125~0#1, main_~assert__arg~124#1, main_~check__tmp~128#1, main_~main____CPAchecker_TMP_0~119#1, main_~__tmp_126~0#1, main_~assert__arg~125#1, main_~check__tmp~129#1, main_~node4____CPAchecker_TMP_0~29#1, main_~main____CPAchecker_TMP_0~120#1, main_~__tmp_127~0#1, main_~assert__arg~126#1, main_~check__tmp~130#1, main_~node4____CPAchecker_TMP_1~29#1, main_~main____CPAchecker_TMP_0~121#1, main_~__tmp_128~0#1, main_~assert__arg~127#1, main_~check__tmp~131#1, main_~node4__m4~37#1, main_~main____CPAchecker_TMP_0~122#1, main_~__tmp_129~0#1, main_~assert__arg~128#1, main_~check__tmp~132#1, main_~main____CPAchecker_TMP_0~123#1, main_~__tmp_130~0#1, main_~assert__arg~129#1, main_~check__tmp~133#1, main_~node4____CPAchecker_TMP_0~30#1, main_~main____CPAchecker_TMP_0~124#1, main_~__tmp_131~0#1, main_~assert__arg~130#1, main_~check__tmp~134#1, main_~node4____CPAchecker_TMP_1~30#1, main_~main____CPAchecker_TMP_0~125#1, main_~__tmp_132~0#1, main_~assert__arg~131#1, main_~check__tmp~135#1, main_~node4__m4~38#1, main_~node3____CPAchecker_TMP_0~8#1, main_~main____CPAchecker_TMP_0~126#1, main_~__tmp_133~0#1, main_~assert__arg~132#1, main_~check__tmp~136#1, main_~main____CPAchecker_TMP_0~127#1, main_~__tmp_134~0#1, main_~assert__arg~133#1, main_~check__tmp~137#1, main_~node4____CPAchecker_TMP_0~31#1, main_~main____CPAchecker_TMP_0~128#1, main_~__tmp_135~0#1, main_~assert__arg~134#1, main_~check__tmp~138#1, main_~node4____CPAchecker_TMP_1~31#1, main_~main____CPAchecker_TMP_0~129#1, main_~__tmp_136~0#1, main_~assert__arg~135#1, main_~check__tmp~139#1, main_~node4__m4~39#1, main_~node3____CPAchecker_TMP_1~8#1, main_~main____CPAchecker_TMP_0~130#1, main_~__tmp_137~0#1, main_~assert__arg~136#1, main_~check__tmp~140#1, main_~main____CPAchecker_TMP_0~131#1, main_~__tmp_138~0#1, main_~assert__arg~137#1, main_~check__tmp~141#1, main_~node4____CPAchecker_TMP_0~32#1, main_~main____CPAchecker_TMP_0~132#1, main_~__tmp_139~0#1, main_~assert__arg~138#1, main_~check__tmp~142#1, main_~node4____CPAchecker_TMP_1~32#1, main_~main____CPAchecker_TMP_0~133#1, main_~__tmp_140~0#1, main_~assert__arg~139#1, main_~check__tmp~143#1, main_~node4__m4~40#1, main_~node3__m3~12#1, main_~node2____CPAchecker_TMP_0~3#1, main_~main____CPAchecker_TMP_0~134#1, main_~__tmp_141~0#1, main_~assert__arg~140#1, main_~check__tmp~144#1, main_~main____CPAchecker_TMP_0~135#1, main_~__tmp_142~0#1, main_~assert__arg~141#1, main_~check__tmp~145#1, main_~node4____CPAchecker_TMP_0~33#1, main_~main____CPAchecker_TMP_0~136#1, main_~__tmp_143~0#1, main_~assert__arg~142#1, main_~check__tmp~146#1, main_~node4____CPAchecker_TMP_1~33#1, main_~main____CPAchecker_TMP_0~137#1, main_~__tmp_144~0#1, main_~assert__arg~143#1, main_~check__tmp~147#1, main_~node4__m4~41#1, main_~main____CPAchecker_TMP_0~138#1, main_~__tmp_145~0#1, main_~assert__arg~144#1, main_~check__tmp~148#1, main_~main____CPAchecker_TMP_0~139#1, main_~__tmp_146~0#1, main_~assert__arg~145#1, main_~check__tmp~149#1, main_~node4____CPAchecker_TMP_0~34#1, main_~main____CPAchecker_TMP_0~140#1, main_~__tmp_147~0#1, main_~assert__arg~146#1, main_~check__tmp~150#1, main_~node4____CPAchecker_TMP_1~34#1, main_~main____CPAchecker_TMP_0~141#1, main_~__tmp_148~0#1, main_~assert__arg~147#1, main_~check__tmp~151#1, main_~node4__m4~42#1, main_~node3____CPAchecker_TMP_0~9#1, main_~main____CPAchecker_TMP_0~142#1, main_~__tmp_149~0#1, main_~assert__arg~148#1, main_~check__tmp~152#1, main_~main____CPAchecker_TMP_0~143#1, main_~__tmp_150~0#1, main_~assert__arg~149#1, main_~check__tmp~153#1, main_~node4____CPAchecker_TMP_0~35#1, main_~main____CPAchecker_TMP_0~144#1, main_~__tmp_151~0#1, main_~assert__arg~150#1, main_~check__tmp~154#1, main_~node4____CPAchecker_TMP_1~35#1, main_~main____CPAchecker_TMP_0~145#1, main_~__tmp_152~0#1, main_~assert__arg~151#1, main_~check__tmp~155#1, main_~node4__m4~43#1, main_~node3____CPAchecker_TMP_1~9#1, main_~main____CPAchecker_TMP_0~146#1, main_~__tmp_153~0#1, main_~assert__arg~152#1, main_~check__tmp~156#1, main_~main____CPAchecker_TMP_0~147#1, main_~__tmp_154~0#1, main_~assert__arg~153#1, main_~check__tmp~157#1, main_~node4____CPAchecker_TMP_0~36#1, main_~main____CPAchecker_TMP_0~148#1, main_~__tmp_155~0#1, main_~assert__arg~154#1, main_~check__tmp~158#1, main_~node4____CPAchecker_TMP_1~36#1, main_~main____CPAchecker_TMP_0~149#1, main_~__tmp_156~0#1, main_~assert__arg~155#1, main_~check__tmp~159#1, main_~node4__m4~44#1, main_~node3__m3~13#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~5#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;assume -128 <= main_#t~nondet4#1 && main_#t~nondet4#1 <= 127;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;assume -128 <= main_#t~nondet16#1 && main_#t~nondet16#1 <= 127;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;havoc main_~init__tmp~0#1; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,514 INFO L290 TraceCheckUtils]: 2: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,515 INFO L290 TraceCheckUtils]: 3: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,515 INFO L290 TraceCheckUtils]: 4: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,515 INFO L290 TraceCheckUtils]: 5: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,515 INFO L290 TraceCheckUtils]: 6: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,516 INFO L290 TraceCheckUtils]: 7: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,516 INFO L290 TraceCheckUtils]: 8: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,516 INFO L290 TraceCheckUtils]: 9: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st2~0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,517 INFO L290 TraceCheckUtils]: 10: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~send2~0 == ~id2~0; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,517 INFO L290 TraceCheckUtils]: 11: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode2~0 % 256; {105345#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:47:59,517 INFO L290 TraceCheckUtils]: 12: Hoare triple {105345#(<= (+ ~nomsg~0 1) 0)} assume ~id3~0 >= 0; {105346#(<= (+ ~nomsg~0 1) ~id3~0)} is VALID [2022-02-20 18:47:59,517 INFO L290 TraceCheckUtils]: 13: Hoare triple {105346#(<= (+ ~nomsg~0 1) ~id3~0)} assume 0 == ~st3~0; {105346#(<= (+ ~nomsg~0 1) ~id3~0)} is VALID [2022-02-20 18:47:59,518 INFO L290 TraceCheckUtils]: 14: Hoare triple {105346#(<= (+ ~nomsg~0 1) ~id3~0)} assume ~send3~0 == ~id3~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,518 INFO L290 TraceCheckUtils]: 15: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 == ~mode3~0 % 256; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,518 INFO L290 TraceCheckUtils]: 16: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id4~0 >= 0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,519 INFO L290 TraceCheckUtils]: 17: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 == ~st4~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,519 INFO L290 TraceCheckUtils]: 18: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~send4~0 == ~id4~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,519 INFO L290 TraceCheckUtils]: 19: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 == ~mode4~0 % 256; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,519 INFO L290 TraceCheckUtils]: 20: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id1~0 != ~id2~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,520 INFO L290 TraceCheckUtils]: 21: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id1~0 != ~id3~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,520 INFO L290 TraceCheckUtils]: 22: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id1~0 != ~id4~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,520 INFO L290 TraceCheckUtils]: 23: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id2~0 != ~id3~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,521 INFO L290 TraceCheckUtils]: 24: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id2~0 != ~id4~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,521 INFO L290 TraceCheckUtils]: 25: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19289~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19289~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,521 INFO L290 TraceCheckUtils]: 26: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,521 INFO L290 TraceCheckUtils]: 27: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,522 INFO L290 TraceCheckUtils]: 28: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode1~0 % 256); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,522 INFO L290 TraceCheckUtils]: 29: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~alive1~0 % 256); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,522 INFO L290 TraceCheckUtils]: 30: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(~send1~0 != ~id1~0); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,523 INFO L290 TraceCheckUtils]: 31: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,523 INFO L290 TraceCheckUtils]: 32: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode2~0 % 256); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,523 INFO L290 TraceCheckUtils]: 33: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,523 INFO L290 TraceCheckUtils]: 34: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~send2~0 != ~nomsg~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,524 INFO L290 TraceCheckUtils]: 35: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~3#1 := ~send2~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~3#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~3#1 % 256 else main_~node2____CPAchecker_TMP_0~3#1 % 256 - 256); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,524 INFO L290 TraceCheckUtils]: 36: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} ~mode2~0 := 1;havoc main_~node3__m3~11#1;main_~node3__m3~11#1 := ~nomsg~0; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,524 INFO L290 TraceCheckUtils]: 37: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode3~0 % 256); {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 38: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~7#1; {105347#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 39: Hoare triple {105347#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(~send3~0 != ~nomsg~0);main_~node3____CPAchecker_TMP_0~7#1 := ~p3_new~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~7#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~7#1 % 256 else main_~node3____CPAchecker_TMP_0~7#1 % 256 - 256);~mode3~0 := 1;havoc main_~node4__m4~34#1;main_~node4__m4~34#1 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 40: Hoare triple {105344#false} assume !!(0 == ~mode4~0 % 256); {105344#false} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 41: Hoare triple {105344#false} assume !!(0 == ~alive4~0 % 256); {105344#false} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 42: Hoare triple {105344#false} assume !(~send4~0 != ~id4~0);~mode4~0 := 1;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~119#1; {105344#false} is VALID [2022-02-20 18:47:59,525 INFO L290 TraceCheckUtils]: 43: Hoare triple {105344#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 44: Hoare triple {105344#false} assume ~r1~0 < 4;main_~check__tmp~119#1 := 1;~__return_25094~0 := main_~check__tmp~119#1;main_~main__c1~0#1 := ~__return_25094~0;havoc main_~__tmp_116~0#1;main_~__tmp_116~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~115#1;main_~assert__arg~115#1 := main_~__tmp_116~0#1; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 45: Hoare triple {105344#false} assume !(0 == main_~assert__arg~115#1 % 256);main_~main____CPAchecker_TMP_0~109#1 := main_~main__i2~0#1;main_~main__i2~0#1 := 1 + main_~main__i2~0#1;~__tmp_19398_0~0 := main_~main____CPAchecker_TMP_0~109#1; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 46: Hoare triple {105344#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19398_0~0; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 47: Hoare triple {105344#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 48: Hoare triple {105344#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);main_~node1__m1~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 49: Hoare triple {105344#false} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {105344#false} is VALID [2022-02-20 18:47:59,526 INFO L290 TraceCheckUtils]: 50: Hoare triple {105344#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 51: Hoare triple {105344#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 52: Hoare triple {105344#false} assume main_~node2__m2~1#1 != ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 53: Hoare triple {105344#false} assume !(0 == ~alive2~0 % 256); {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 54: Hoare triple {105344#false} assume !(main_~node2__m2~1#1 > ~id2~0); {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 55: Hoare triple {105344#false} assume main_~node2__m2~1#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~3#1;main_~node3__m3~3#1 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 56: Hoare triple {105344#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 57: Hoare triple {105344#false} assume main_~node3__m3~3#1 != ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 58: Hoare triple {105344#false} assume !(0 == ~alive3~0 % 256); {105344#false} is VALID [2022-02-20 18:47:59,527 INFO L290 TraceCheckUtils]: 59: Hoare triple {105344#false} assume !(main_~node3__m3~3#1 > ~id3~0); {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 60: Hoare triple {105344#false} assume main_~node3__m3~3#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 0;havoc main_~node4__m4~5#1;main_~node4__m4~5#1 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 61: Hoare triple {105344#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~5#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 62: Hoare triple {105344#false} assume !(main_~node4__m4~5#1 != ~nomsg~0);~mode4~0 := 0; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 63: Hoare triple {105344#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc main_~check__tmp~8#1; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 64: Hoare triple {105344#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~8#1 := 0;~__return_22959~0 := main_~check__tmp~8#1;main_~main__c1~0#1 := ~__return_22959~0;havoc main_~__tmp_9~0#1;main_~__tmp_9~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~8#1;main_~assert__arg~8#1 := main_~__tmp_9~0#1; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 65: Hoare triple {105344#false} assume 0 == main_~assert__arg~8#1 % 256; {105344#false} is VALID [2022-02-20 18:47:59,528 INFO L290 TraceCheckUtils]: 66: Hoare triple {105344#false} assume !false; {105344#false} is VALID [2022-02-20 18:47:59,529 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 18:47:59,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:47:59,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658815849] [2022-02-20 18:47:59,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658815849] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:47:59,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:47:59,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:47:59,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992692683] [2022-02-20 18:47:59,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:47:59,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2022-02-20 18:47:59,530 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:47:59,530 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:47:59,572 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:47:59,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:47:59,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:47:59,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:47:59,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:47:59,573 INFO L87 Difference]: Start difference. First operand 5761 states and 7896 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)