./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.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.4.1.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 afa96f494675daaffb7cf8ecfbe30f06e1bb06b9219ecf3df6181ac4e4f076f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:45:39,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:45:39,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:45:39,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:45:39,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:45:39,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:45:39,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:45:39,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:45:39,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:45:39,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:45:39,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:45:39,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:45:39,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:45:39,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:45:39,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:45:39,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:45:39,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:45:39,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:45:39,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:45:39,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:45:39,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:45:39,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:45:39,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:45:39,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:45:39,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:45:39,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:45:39,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:45:39,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:45:39,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:45:39,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:45:39,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:45:39,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:45:39,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:45:39,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:45:39,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:45:39,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:45:39,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:45:39,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:45:39,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:45:39,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:45:39,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:45:39,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:45:39,500 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:45:39,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:45:39,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:45:39,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:45:39,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:45:39,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:45:39,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:45:39,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:45:39,503 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:45:39,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:45:39,504 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:45:39,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:45:39,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:45:39,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:45:39,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:45:39,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:45:39,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:45:39,505 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:45:39,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:45:39,506 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:45:39,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:45:39,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:45:39,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:45:39,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:45:39,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:45:39,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:45:39,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:45:39,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:45:39,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:45:39,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:45:39,509 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:45:39,509 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:45:39,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:45:39,510 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afa96f494675daaffb7cf8ecfbe30f06e1bb06b9219ecf3df6181ac4e4f076f6 [2022-02-20 18:45:39,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:45:39,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:45:39,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:45:39,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:45:39,771 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:45:39,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:45:39,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d820a38/295a2e65ca544e01803c9c923061a5f9/FLAGf2ef9dd05 [2022-02-20 18:45:40,395 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:45:40,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:45:40,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d820a38/295a2e65ca544e01803c9c923061a5f9/FLAGf2ef9dd05 [2022-02-20 18:45:40,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d820a38/295a2e65ca544e01803c9c923061a5f9 [2022-02-20 18:45:40,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:45:40,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:45:40,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:45:40,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:45:40,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:45:40,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:45:40" (1/1) ... [2022-02-20 18:45:40,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d5375f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:40, skipping insertion in model container [2022-02-20 18:45:40,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:45:40" (1/1) ... [2022-02-20 18:45:40,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:45:40,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:45:41,241 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12460,12473] [2022-02-20 18:45:41,275 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19746,19759] [2022-02-20 18:45:41,288 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22098,22111] [2022-02-20 18:45:41,294 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23218,23231] [2022-02-20 18:45:41,311 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26768,26781] [2022-02-20 18:45:41,316 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27891,27904] [2022-02-20 18:45:41,326 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30206,30219] [2022-02-20 18:45:41,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:45:41,747 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:45:41,829 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12460,12473] [2022-02-20 18:45:41,870 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19746,19759] [2022-02-20 18:45:41,896 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22098,22111] [2022-02-20 18:45:41,905 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23218,23231] [2022-02-20 18:45:41,920 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26768,26781] [2022-02-20 18:45:41,925 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27891,27904] [2022-02-20 18:45:41,930 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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30206,30219] [2022-02-20 18:45:42,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:45:42,177 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:45:42,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42 WrapperNode [2022-02-20 18:45:42,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:45:42,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:45:42,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:45:42,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:45:42,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,403 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 7010 [2022-02-20 18:45:42,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:45:42,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:45:42,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:45:42,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:45:42,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:45:42,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:45:42,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:45:42,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:45:42,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (1/1) ... [2022-02-20 18:45:42,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:45:42,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:45:42,605 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 18:45:42,616 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 18:45:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:45:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:45:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:45:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:45:42,966 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:45:42,967 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:45:45,856 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:45:45,878 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:45:45,878 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:45:45,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:45:45 BoogieIcfgContainer [2022-02-20 18:45:45,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:45:45,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:45:45,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:45:45,887 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:45:45,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:45:40" (1/3) ... [2022-02-20 18:45:45,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5c341d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:45:45, skipping insertion in model container [2022-02-20 18:45:45,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:45:42" (2/3) ... [2022-02-20 18:45:45,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5c341d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:45:45, skipping insertion in model container [2022-02-20 18:45:45,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:45:45" (3/3) ... [2022-02-20 18:45:45,890 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2022-02-20 18:45:45,896 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:45:45,896 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-02-20 18:45:45,946 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:45:45,950 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 18:45:45,950 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-20 18:45:46,003 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 18:45:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:45:46,021 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:46,022 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 18:45:46,023 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 18:45:46,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:46,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1160265217, now seen corresponding path program 1 times [2022-02-20 18:45:46,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:46,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805145439] [2022-02-20 18:45:46,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:46,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:46,444 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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {1109#true} is VALID [2022-02-20 18:45:46,450 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 18:45:46,451 INFO L290 TraceCheckUtils]: 2: Hoare triple {1109#true} assume 0 == ~r1~0; {1109#true} is VALID [2022-02-20 18:45:46,451 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 18:45:46,451 INFO L290 TraceCheckUtils]: 4: Hoare triple {1109#true} assume ~id1~0 >= 0; {1109#true} is VALID [2022-02-20 18:45:46,451 INFO L290 TraceCheckUtils]: 5: Hoare triple {1109#true} assume 0 == ~st1~0; {1109#true} is VALID [2022-02-20 18:45:46,452 INFO L290 TraceCheckUtils]: 6: Hoare triple {1109#true} assume ~send1~0 == ~id1~0; {1109#true} is VALID [2022-02-20 18:45:46,452 INFO L290 TraceCheckUtils]: 7: Hoare triple {1109#true} assume 0 == ~mode1~0 % 256; {1109#true} is VALID [2022-02-20 18:45:46,452 INFO L290 TraceCheckUtils]: 8: Hoare triple {1109#true} assume ~id2~0 >= 0; {1109#true} is VALID [2022-02-20 18:45:46,453 INFO L290 TraceCheckUtils]: 9: Hoare triple {1109#true} assume 0 == ~st2~0; {1109#true} is VALID [2022-02-20 18:45:46,453 INFO L290 TraceCheckUtils]: 10: Hoare triple {1109#true} assume ~send2~0 == ~id2~0; {1109#true} is VALID [2022-02-20 18:45:46,453 INFO L290 TraceCheckUtils]: 11: Hoare triple {1109#true} assume 0 == ~mode2~0 % 256; {1109#true} is VALID [2022-02-20 18:45:46,453 INFO L290 TraceCheckUtils]: 12: Hoare triple {1109#true} assume ~id3~0 >= 0; {1109#true} is VALID [2022-02-20 18:45:46,453 INFO L290 TraceCheckUtils]: 13: Hoare triple {1109#true} assume 0 == ~st3~0; {1109#true} is VALID [2022-02-20 18:45:46,454 INFO L290 TraceCheckUtils]: 14: Hoare triple {1109#true} assume ~send3~0 == ~id3~0; {1109#true} is VALID [2022-02-20 18:45:46,455 INFO L290 TraceCheckUtils]: 15: Hoare triple {1109#true} assume 0 == ~mode3~0 % 256; {1109#true} is VALID [2022-02-20 18:45:46,455 INFO L290 TraceCheckUtils]: 16: Hoare triple {1109#true} assume ~id4~0 >= 0; {1109#true} is VALID [2022-02-20 18:45:46,455 INFO L290 TraceCheckUtils]: 17: Hoare triple {1109#true} assume 0 == ~st4~0; {1109#true} is VALID [2022-02-20 18:45:46,455 INFO L290 TraceCheckUtils]: 18: Hoare triple {1109#true} assume ~send4~0 == ~id4~0; {1109#true} is VALID [2022-02-20 18:45:46,456 INFO L290 TraceCheckUtils]: 19: Hoare triple {1109#true} assume 0 == ~mode4~0 % 256; {1109#true} is VALID [2022-02-20 18:45:46,456 INFO L290 TraceCheckUtils]: 20: Hoare triple {1109#true} assume ~id1~0 != ~id2~0; {1109#true} is VALID [2022-02-20 18:45:46,456 INFO L290 TraceCheckUtils]: 21: Hoare triple {1109#true} assume ~id1~0 != ~id3~0; {1109#true} is VALID [2022-02-20 18:45:46,456 INFO L290 TraceCheckUtils]: 22: Hoare triple {1109#true} assume ~id1~0 != ~id4~0; {1109#true} is VALID [2022-02-20 18:45:46,456 INFO L290 TraceCheckUtils]: 23: Hoare triple {1109#true} assume ~id2~0 != ~id3~0; {1109#true} is VALID [2022-02-20 18:45:46,457 INFO L290 TraceCheckUtils]: 24: Hoare triple {1109#true} assume ~id2~0 != ~id4~0; {1109#true} is VALID [2022-02-20 18:45:46,457 INFO L290 TraceCheckUtils]: 25: Hoare triple {1109#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {1109#true} is VALID [2022-02-20 18:45:46,457 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 18:45:46,457 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 18:45:46,458 INFO L290 TraceCheckUtils]: 28: Hoare triple {1109#true} assume !!(0 == ~mode1~0 % 256); {1109#true} is VALID [2022-02-20 18:45:46,458 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 18:45:46,458 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 18:45:46,459 INFO L290 TraceCheckUtils]: 31: Hoare triple {1109#true} assume !!(0 == ~mode2~0 % 256); {1109#true} is VALID [2022-02-20 18:45:46,459 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 18:45:46,459 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 18:45:46,459 INFO L290 TraceCheckUtils]: 34: Hoare triple {1109#true} assume !!(0 == ~mode3~0 % 256); {1109#true} is VALID [2022-02-20 18:45:46,459 INFO L290 TraceCheckUtils]: 35: Hoare triple {1109#true} assume !!(0 == ~alive3~0 % 256); {1109#true} is VALID [2022-02-20 18:45:46,460 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 18:45:46,460 INFO L290 TraceCheckUtils]: 37: Hoare triple {1109#true} assume !!(0 == ~mode4~0 % 256); {1109#true} is VALID [2022-02-20 18:45:46,461 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 18:45:46,462 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 18:45:46,463 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 18:45:46,463 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_20318~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20318~0;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 18:45:46,464 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_19459_0~0 := main_~main____CPAchecker_TMP_0~85#1; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:45:46,464 INFO L290 TraceCheckUtils]: 43: Hoare triple {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {1111#(= 0 (+ (* (- 256) (div ~alive4~0 256)) ~alive4~0))} is VALID [2022-02-20 18:45:46,466 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 18:45:46,467 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 18:45:46,468 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 18:45:46,469 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 18:45:46,472 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 18:45:46,476 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 18:45:46,477 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 18:45:46,477 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 18:45:46,478 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 18:45:46,478 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 18:45:46,479 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 18:45:46,480 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 18:45:46,481 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 18:45:46,482 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 18:45:46,482 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 18:45:46,483 INFO L290 TraceCheckUtils]: 59: Hoare triple {1110#false} assume !(main_~node4__m4~6#1 > ~id4~0); {1110#false} is VALID [2022-02-20 18:45:46,483 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 18:45:46,483 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_20127~0 := main_~check__tmp~11#1;main_~main__c1~0#1 := ~__return_20127~0;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 18:45:46,483 INFO L290 TraceCheckUtils]: 62: Hoare triple {1110#false} assume 0 == main_~assert__arg~10#1 % 256; {1110#false} is VALID [2022-02-20 18:45:46,484 INFO L290 TraceCheckUtils]: 63: Hoare triple {1110#false} assume !false; {1110#false} is VALID [2022-02-20 18:45:46,486 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 18:45:46,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:46,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805145439] [2022-02-20 18:45:46,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805145439] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:46,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:46,491 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:45:46,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241049542] [2022-02-20 18:45:46,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:46,499 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 18:45:46,500 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:46,503 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 18:45:46,569 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 18:45:46,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:45:46,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:46,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:45:46,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:45:46,603 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 18:45:48,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:48,989 INFO L93 Difference]: Finished difference Result 1465 states and 2651 transitions. [2022-02-20 18:45:48,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:45:48,989 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 18:45:48,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:45:48,991 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 18:45:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2651 transitions. [2022-02-20 18:45:49,015 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 18:45:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2651 transitions. [2022-02-20 18:45:49,036 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2651 transitions. [2022-02-20 18:45:50,895 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 18:45:51,052 INFO L225 Difference]: With dead ends: 1465 [2022-02-20 18:45:51,053 INFO L226 Difference]: Without dead ends: 1288 [2022-02-20 18:45:51,057 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 18:45:51,063 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 18:45:51,064 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 18:45:51,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2022-02-20 18:45:51,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1280. [2022-02-20 18:45:51,144 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:45:51,149 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 18:45:51,152 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 18:45:51,154 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 18:45:51,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:51,266 INFO L93 Difference]: Finished difference Result 1288 states and 1680 transitions. [2022-02-20 18:45:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1680 transitions. [2022-02-20 18:45:51,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:51,269 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:51,272 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 18:45:51,274 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 18:45:51,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:51,364 INFO L93 Difference]: Finished difference Result 1288 states and 1680 transitions. [2022-02-20 18:45:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1680 transitions. [2022-02-20 18:45:51,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:51,367 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:51,367 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:45:51,367 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:45:51,370 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 18:45:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1676 transitions. [2022-02-20 18:45:51,471 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1676 transitions. Word has length 64 [2022-02-20 18:45:51,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:45:51,472 INFO L470 AbstractCegarLoop]: Abstraction has 1280 states and 1676 transitions. [2022-02-20 18:45:51,472 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 18:45:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1676 transitions. [2022-02-20 18:45:51,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:45:51,477 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:51,478 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 18:45:51,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:45:51,479 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 18:45:51,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:51,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1978887998, now seen corresponding path program 1 times [2022-02-20 18:45:51,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:51,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464008079] [2022-02-20 18:45:51,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:51,666 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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {6843#true} is VALID [2022-02-20 18:45:51,667 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 18:45:51,667 INFO L290 TraceCheckUtils]: 2: Hoare triple {6843#true} assume 0 == ~r1~0; {6843#true} is VALID [2022-02-20 18:45:51,667 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 18:45:51,667 INFO L290 TraceCheckUtils]: 4: Hoare triple {6843#true} assume ~id1~0 >= 0; {6843#true} is VALID [2022-02-20 18:45:51,667 INFO L290 TraceCheckUtils]: 5: Hoare triple {6843#true} assume 0 == ~st1~0; {6843#true} is VALID [2022-02-20 18:45:51,667 INFO L290 TraceCheckUtils]: 6: Hoare triple {6843#true} assume ~send1~0 == ~id1~0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 7: Hoare triple {6843#true} assume 0 == ~mode1~0 % 256; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 8: Hoare triple {6843#true} assume ~id2~0 >= 0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 9: Hoare triple {6843#true} assume 0 == ~st2~0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 10: Hoare triple {6843#true} assume ~send2~0 == ~id2~0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 11: Hoare triple {6843#true} assume 0 == ~mode2~0 % 256; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 12: Hoare triple {6843#true} assume ~id3~0 >= 0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 13: Hoare triple {6843#true} assume 0 == ~st3~0; {6843#true} is VALID [2022-02-20 18:45:51,668 INFO L290 TraceCheckUtils]: 14: Hoare triple {6843#true} assume ~send3~0 == ~id3~0; {6843#true} is VALID [2022-02-20 18:45:51,669 INFO L290 TraceCheckUtils]: 15: Hoare triple {6843#true} assume 0 == ~mode3~0 % 256; {6843#true} is VALID [2022-02-20 18:45:51,669 INFO L290 TraceCheckUtils]: 16: Hoare triple {6843#true} assume ~id4~0 >= 0; {6843#true} is VALID [2022-02-20 18:45:51,669 INFO L290 TraceCheckUtils]: 17: Hoare triple {6843#true} assume 0 == ~st4~0; {6843#true} is VALID [2022-02-20 18:45:51,669 INFO L290 TraceCheckUtils]: 18: Hoare triple {6843#true} assume ~send4~0 == ~id4~0; {6843#true} is VALID [2022-02-20 18:45:51,670 INFO L290 TraceCheckUtils]: 19: Hoare triple {6843#true} assume 0 == ~mode4~0 % 256; {6843#true} is VALID [2022-02-20 18:45:51,670 INFO L290 TraceCheckUtils]: 20: Hoare triple {6843#true} assume ~id1~0 != ~id2~0; {6843#true} is VALID [2022-02-20 18:45:51,670 INFO L290 TraceCheckUtils]: 21: Hoare triple {6843#true} assume ~id1~0 != ~id3~0; {6843#true} is VALID [2022-02-20 18:45:51,670 INFO L290 TraceCheckUtils]: 22: Hoare triple {6843#true} assume ~id1~0 != ~id4~0; {6843#true} is VALID [2022-02-20 18:45:51,670 INFO L290 TraceCheckUtils]: 23: Hoare triple {6843#true} assume ~id2~0 != ~id3~0; {6843#true} is VALID [2022-02-20 18:45:51,671 INFO L290 TraceCheckUtils]: 24: Hoare triple {6843#true} assume ~id2~0 != ~id4~0; {6843#true} is VALID [2022-02-20 18:45:51,671 INFO L290 TraceCheckUtils]: 25: Hoare triple {6843#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {6843#true} is VALID [2022-02-20 18:45:51,671 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 18:45:51,671 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 18:45:51,672 INFO L290 TraceCheckUtils]: 28: Hoare triple {6843#true} assume !!(0 == ~mode1~0 % 256); {6843#true} is VALID [2022-02-20 18:45:51,672 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 18:45:51,672 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 18:45:51,672 INFO L290 TraceCheckUtils]: 31: Hoare triple {6843#true} assume !!(0 == ~mode2~0 % 256); {6843#true} is VALID [2022-02-20 18:45:51,673 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 18:45:51,673 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 18:45:51,673 INFO L290 TraceCheckUtils]: 34: Hoare triple {6843#true} assume !!(0 == ~mode3~0 % 256); {6843#true} is VALID [2022-02-20 18:45:51,674 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 18:45:51,674 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 18:45:51,675 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 18:45:51,675 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 18:45:51,676 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 18:45:51,676 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 18:45:51,677 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_20318~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20318~0;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 18:45:51,677 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_19459_0~0 := main_~main____CPAchecker_TMP_0~85#1; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:45:51,678 INFO L290 TraceCheckUtils]: 43: Hoare triple {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {6845#(= (+ (* (- 256) (div ~alive3~0 256)) ~alive3~0) 0)} is VALID [2022-02-20 18:45:51,679 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 18:45:51,679 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 18:45:51,680 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 18:45:51,683 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 18:45:51,684 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 18:45:51,684 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 18:45:51,685 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 18:45:51,685 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 18:45:51,686 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 18:45:51,686 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 18:45:51,687 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 18:45:51,688 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 18:45:51,688 INFO L290 TraceCheckUtils]: 56: Hoare triple {6844#false} assume !(main_~node3__m3~4#1 > ~id3~0); {6844#false} is VALID [2022-02-20 18:45:51,688 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 18:45:51,688 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 18:45:51,689 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 18:45:51,689 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 18:45:51,689 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_20729~0 := main_~check__tmp~12#1;main_~main__c1~0#1 := ~__return_20729~0;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 18:45:51,689 INFO L290 TraceCheckUtils]: 62: Hoare triple {6844#false} assume 0 == main_~assert__arg~11#1 % 256; {6844#false} is VALID [2022-02-20 18:45:51,689 INFO L290 TraceCheckUtils]: 63: Hoare triple {6844#false} assume !false; {6844#false} is VALID [2022-02-20 18:45:51,690 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 18:45:51,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:51,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464008079] [2022-02-20 18:45:51,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464008079] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:51,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:51,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:45:51,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072154886] [2022-02-20 18:45:51,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:51,697 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 18:45:51,697 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:51,697 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 18:45:51,748 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 18:45:51,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:45:51,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:51,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:45:51,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:45:51,750 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 18:45:53,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:53,315 INFO L93 Difference]: Finished difference Result 1930 states and 2622 transitions. [2022-02-20 18:45:53,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:45:53,316 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 18:45:53,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:45:53,316 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 18:45:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1977 transitions. [2022-02-20 18:45:53,327 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 18:45:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1977 transitions. [2022-02-20 18:45:53,336 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1977 transitions. [2022-02-20 18:45:54,694 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 18:45:54,780 INFO L225 Difference]: With dead ends: 1930 [2022-02-20 18:45:54,780 INFO L226 Difference]: Without dead ends: 1576 [2022-02-20 18:45:54,782 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 18:45:54,783 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 18:45:54,784 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 18:45:54,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2022-02-20 18:45:54,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1568. [2022-02-20 18:45:54,819 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:45:54,822 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 18:45:54,824 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 18:45:54,827 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 18:45:54,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:54,957 INFO L93 Difference]: Finished difference Result 1576 states and 2096 transitions. [2022-02-20 18:45:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2096 transitions. [2022-02-20 18:45:54,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:54,960 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:54,964 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 18:45:54,966 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 18:45:55,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:55,099 INFO L93 Difference]: Finished difference Result 1576 states and 2096 transitions. [2022-02-20 18:45:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2096 transitions. [2022-02-20 18:45:55,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:55,103 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:55,103 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:45:55,103 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:45:55,107 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 18:45:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2092 transitions. [2022-02-20 18:45:55,262 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2092 transitions. Word has length 64 [2022-02-20 18:45:55,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:45:55,263 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 2092 transitions. [2022-02-20 18:45:55,263 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 18:45:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2092 transitions. [2022-02-20 18:45:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-20 18:45:55,266 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:55,266 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 18:45:55,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:45:55,266 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 18:45:55,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:55,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1566940908, now seen corresponding path program 1 times [2022-02-20 18:45:55,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:55,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720117391] [2022-02-20 18:45:55,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:55,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:55,422 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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {14143#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:45:55,423 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 18:45:55,424 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 18:45:55,424 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 18:45:55,425 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 18:45:55,425 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 18:45:55,425 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 18:45:55,426 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 18:45:55,426 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 18:45:55,426 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 18:45:55,427 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 18:45:55,427 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 18:45:55,428 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 18:45:55,428 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 18:45:55,428 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 18:45:55,429 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 18:45:55,429 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 18:45:55,429 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 18:45:55,430 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 18:45:55,433 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 18:45:55,433 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 18:45:55,434 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 18:45:55,434 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 18:45:55,434 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 18:45:55,435 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 18:45:55,435 INFO L290 TraceCheckUtils]: 25: Hoare triple {14145#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {14145#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:55,436 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 18:45:55,437 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 18:45:55,437 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 18:45:55,438 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 18:45:55,438 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 18:45:55,439 INFO L290 TraceCheckUtils]: 31: Hoare triple {14142#false} assume !!(0 == ~mode2~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,439 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 18:45:55,439 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 18:45:55,439 INFO L290 TraceCheckUtils]: 34: Hoare triple {14142#false} assume !!(0 == ~mode3~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,439 INFO L290 TraceCheckUtils]: 35: Hoare triple {14142#false} assume !!(0 == ~alive3~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,439 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 18:45:55,440 INFO L290 TraceCheckUtils]: 37: Hoare triple {14142#false} assume !!(0 == ~mode4~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,440 INFO L290 TraceCheckUtils]: 38: Hoare triple {14142#false} assume !!(0 == ~alive4~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,440 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 18:45:55,440 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 18:45:55,442 INFO L290 TraceCheckUtils]: 41: Hoare triple {14142#false} assume ~r1~0 < 4;main_~check__tmp~95#1 := 1;~__return_20318~0 := main_~check__tmp~95#1;main_~main__c1~0#1 := ~__return_20318~0;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 18:45:55,442 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_19459_0~0 := main_~main____CPAchecker_TMP_0~85#1; {14142#false} is VALID [2022-02-20 18:45:55,442 INFO L290 TraceCheckUtils]: 43: Hoare triple {14142#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {14142#false} is VALID [2022-02-20 18:45:55,443 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 18:45:55,443 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 18:45:55,444 INFO L290 TraceCheckUtils]: 46: Hoare triple {14142#false} assume main_~node1__m1~1#1 != ~nomsg~0; {14142#false} is VALID [2022-02-20 18:45:55,444 INFO L290 TraceCheckUtils]: 47: Hoare triple {14142#false} assume !(0 == ~alive1~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,444 INFO L290 TraceCheckUtils]: 48: Hoare triple {14142#false} assume !(main_~node1__m1~1#1 > ~id1~0); {14142#false} is VALID [2022-02-20 18:45:55,444 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 18:45:55,444 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 18:45:55,447 INFO L290 TraceCheckUtils]: 51: Hoare triple {14142#false} assume main_~node2__m2~3#1 != ~nomsg~0; {14142#false} is VALID [2022-02-20 18:45:55,447 INFO L290 TraceCheckUtils]: 52: Hoare triple {14142#false} assume !(0 == ~alive2~0 % 256); {14142#false} is VALID [2022-02-20 18:45:55,447 INFO L290 TraceCheckUtils]: 53: Hoare triple {14142#false} assume !(main_~node2__m2~3#1 > ~id2~0); {14142#false} is VALID [2022-02-20 18:45:55,447 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 18:45:55,447 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 18:45:55,448 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 18:45:55,448 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 18:45:55,448 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 18:45:55,448 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 18:45:55,450 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 18:45:55,450 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_22266~0 := main_~check__tmp~14#1;main_~main__c1~0#1 := ~__return_22266~0;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 18:45:55,450 INFO L290 TraceCheckUtils]: 62: Hoare triple {14142#false} assume 0 == main_~assert__arg~12#1 % 256; {14142#false} is VALID [2022-02-20 18:45:55,451 INFO L290 TraceCheckUtils]: 63: Hoare triple {14142#false} assume !false; {14142#false} is VALID [2022-02-20 18:45:55,452 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 18:45:55,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:55,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720117391] [2022-02-20 18:45:55,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720117391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:55,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:55,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:45:55,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837702386] [2022-02-20 18:45:55,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:55,454 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 18:45:55,454 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:55,454 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 18:45:55,500 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 18:45:55,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:45:55,500 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:55,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:45:55,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:45:55,501 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 18:45:58,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:58,531 INFO L93 Difference]: Finished difference Result 3046 states and 4188 transitions. [2022-02-20 18:45:58,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:45:58,532 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 18:45:58,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:45:58,532 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 18:45:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2364 transitions. [2022-02-20 18:45:58,545 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 18:45:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2364 transitions. [2022-02-20 18:45:58,559 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 2364 transitions. [2022-02-20 18:46:00,310 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2364 edges. 2364 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:46:00,429 INFO L225 Difference]: With dead ends: 3046 [2022-02-20 18:46:00,430 INFO L226 Difference]: Without dead ends: 1787 [2022-02-20 18:46:00,431 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 18:46:00,432 INFO L933 BasicCegarLoop]: 679 mSDtfsCounter, 3657 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3657 SdHoareTripleChecker+Valid, 835 SdHoareTripleChecker+Invalid, 513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 18:46:00,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3657 Valid, 835 Invalid, 513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 18:46:00,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1787 states. [2022-02-20 18:46:01,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1787 to 1779. [2022-02-20 18:46:01,077 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:46:01,080 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1787 states. Second operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:01,083 INFO L74 IsIncluded]: Start isIncluded. First operand 1787 states. Second operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:01,085 INFO L87 Difference]: Start difference. First operand 1787 states. Second operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:01,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:01,210 INFO L93 Difference]: Finished difference Result 1787 states and 2463 transitions. [2022-02-20 18:46:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2463 transitions. [2022-02-20 18:46:01,213 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:01,214 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:01,217 INFO L74 IsIncluded]: Start isIncluded. First operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 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 1787 states. [2022-02-20 18:46:01,220 INFO L87 Difference]: Start difference. First operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 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 1787 states. [2022-02-20 18:46:01,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:01,325 INFO L93 Difference]: Finished difference Result 1787 states and 2463 transitions. [2022-02-20 18:46:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2463 transitions. [2022-02-20 18:46:01,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:01,328 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:01,328 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:46:01,328 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:46:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1779 states, 1772 states have (on average 1.3876975169300225) internal successors, (2459), 1778 states have internal predecessors, (2459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1779 states and 2459 transitions. [2022-02-20 18:46:01,500 INFO L78 Accepts]: Start accepts. Automaton has 1779 states and 2459 transitions. Word has length 64 [2022-02-20 18:46:01,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:46:01,500 INFO L470 AbstractCegarLoop]: Abstraction has 1779 states and 2459 transitions. [2022-02-20 18:46:01,501 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 18:46:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2459 transitions. [2022-02-20 18:46:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:46:01,503 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:46:01,503 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 18:46:01,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:46:01,504 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 18:46:01,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:46:01,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1913482263, now seen corresponding path program 1 times [2022-02-20 18:46:01,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:46:01,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839046141] [2022-02-20 18:46:01,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:46:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:46:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:46:01,580 INFO L290 TraceCheckUtils]: 0: Hoare triple {23634#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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {23634#true} is VALID [2022-02-20 18:46:01,580 INFO L290 TraceCheckUtils]: 1: Hoare triple {23634#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; {23634#true} is VALID [2022-02-20 18:46:01,581 INFO L290 TraceCheckUtils]: 2: Hoare triple {23634#true} assume 0 == ~r1~0; {23634#true} is VALID [2022-02-20 18:46:01,581 INFO L290 TraceCheckUtils]: 3: Hoare triple {23634#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {23634#true} is VALID [2022-02-20 18:46:01,581 INFO L290 TraceCheckUtils]: 4: Hoare triple {23634#true} assume ~id1~0 >= 0; {23634#true} is VALID [2022-02-20 18:46:01,581 INFO L290 TraceCheckUtils]: 5: Hoare triple {23634#true} assume 0 == ~st1~0; {23634#true} is VALID [2022-02-20 18:46:01,582 INFO L290 TraceCheckUtils]: 6: Hoare triple {23634#true} assume ~send1~0 == ~id1~0; {23634#true} is VALID [2022-02-20 18:46:01,582 INFO L290 TraceCheckUtils]: 7: Hoare triple {23634#true} assume 0 == ~mode1~0 % 256; {23634#true} is VALID [2022-02-20 18:46:01,582 INFO L290 TraceCheckUtils]: 8: Hoare triple {23634#true} assume ~id2~0 >= 0; {23634#true} is VALID [2022-02-20 18:46:01,582 INFO L290 TraceCheckUtils]: 9: Hoare triple {23634#true} assume 0 == ~st2~0; {23634#true} is VALID [2022-02-20 18:46:01,582 INFO L290 TraceCheckUtils]: 10: Hoare triple {23634#true} assume ~send2~0 == ~id2~0; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 11: Hoare triple {23634#true} assume 0 == ~mode2~0 % 256; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 12: Hoare triple {23634#true} assume ~id3~0 >= 0; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 13: Hoare triple {23634#true} assume 0 == ~st3~0; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 14: Hoare triple {23634#true} assume ~send3~0 == ~id3~0; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 15: Hoare triple {23634#true} assume 0 == ~mode3~0 % 256; {23634#true} is VALID [2022-02-20 18:46:01,583 INFO L290 TraceCheckUtils]: 16: Hoare triple {23634#true} assume ~id4~0 >= 0; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 17: Hoare triple {23634#true} assume 0 == ~st4~0; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 18: Hoare triple {23634#true} assume ~send4~0 == ~id4~0; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 19: Hoare triple {23634#true} assume 0 == ~mode4~0 % 256; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 20: Hoare triple {23634#true} assume ~id1~0 != ~id2~0; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 21: Hoare triple {23634#true} assume ~id1~0 != ~id3~0; {23634#true} is VALID [2022-02-20 18:46:01,584 INFO L290 TraceCheckUtils]: 22: Hoare triple {23634#true} assume ~id1~0 != ~id4~0; {23634#true} is VALID [2022-02-20 18:46:01,585 INFO L290 TraceCheckUtils]: 23: Hoare triple {23634#true} assume ~id2~0 != ~id3~0; {23634#true} is VALID [2022-02-20 18:46:01,585 INFO L290 TraceCheckUtils]: 24: Hoare triple {23634#true} assume ~id2~0 != ~id4~0; {23634#true} is VALID [2022-02-20 18:46:01,585 INFO L290 TraceCheckUtils]: 25: Hoare triple {23634#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {23634#true} is VALID [2022-02-20 18:46:01,585 INFO L290 TraceCheckUtils]: 26: Hoare triple {23634#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; {23634#true} is VALID [2022-02-20 18:46:01,585 INFO L290 TraceCheckUtils]: 27: Hoare triple {23634#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {23634#true} is VALID [2022-02-20 18:46:01,586 INFO L290 TraceCheckUtils]: 28: Hoare triple {23634#true} assume !!(0 == ~mode1~0 % 256); {23634#true} is VALID [2022-02-20 18:46:01,586 INFO L290 TraceCheckUtils]: 29: Hoare triple {23634#true} assume !!(0 == ~alive1~0 % 256); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,587 INFO L290 TraceCheckUtils]: 30: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(~send1~0 != ~id1~0); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,587 INFO L290 TraceCheckUtils]: 31: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,588 INFO L290 TraceCheckUtils]: 32: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode2~0 % 256); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,588 INFO L290 TraceCheckUtils]: 33: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,589 INFO L290 TraceCheckUtils]: 34: Hoare triple {23636#(= (+ ~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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,589 INFO L290 TraceCheckUtils]: 35: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode3~0 % 256); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,590 INFO L290 TraceCheckUtils]: 36: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~alive3~0 % 256); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,590 INFO L290 TraceCheckUtils]: 37: Hoare triple {23636#(= (+ ~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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,591 INFO L290 TraceCheckUtils]: 38: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !!(0 == ~mode4~0 % 256); {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,591 INFO L290 TraceCheckUtils]: 39: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~32#1; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,592 INFO L290 TraceCheckUtils]: 40: Hoare triple {23636#(= (+ ~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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,592 INFO L290 TraceCheckUtils]: 41: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,593 INFO L290 TraceCheckUtils]: 42: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume ~r1~0 < 4;main_~check__tmp~141#1 := 1;~__return_24760~0 := main_~check__tmp~141#1;main_~main__c1~0#1 := ~__return_24760~0;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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,594 INFO L290 TraceCheckUtils]: 43: Hoare triple {23636#(= (+ ~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_19459_0~0 := main_~main____CPAchecker_TMP_0~131#1; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,594 INFO L290 TraceCheckUtils]: 44: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,594 INFO L290 TraceCheckUtils]: 45: Hoare triple {23636#(= (+ ~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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,595 INFO L290 TraceCheckUtils]: 46: Hoare triple {23636#(= (+ ~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; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,595 INFO L290 TraceCheckUtils]: 47: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume main_~node1__m1~1#1 != ~nomsg~0; {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} is VALID [2022-02-20 18:46:01,596 INFO L290 TraceCheckUtils]: 48: Hoare triple {23636#(= (+ ~alive1~0 (* (- 256) (div ~alive1~0 256))) 0)} assume !(0 == ~alive1~0 % 256); {23635#false} is VALID [2022-02-20 18:46:01,596 INFO L290 TraceCheckUtils]: 49: Hoare triple {23635#false} assume !(main_~node1__m1~1#1 > ~id1~0); {23635#false} is VALID [2022-02-20 18:46:01,596 INFO L290 TraceCheckUtils]: 50: Hoare triple {23635#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; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 51: Hoare triple {23635#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~3#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 52: Hoare triple {23635#false} assume !(main_~node2__m2~3#1 != ~nomsg~0);~mode2~0 := 0; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 53: Hoare triple {23635#false} havoc main_~node3__m3~4#1;main_~node3__m3~4#1 := ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 54: Hoare triple {23635#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~4#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 55: Hoare triple {23635#false} assume !(main_~node3__m3~4#1 != ~nomsg~0);~mode3~0 := 0; {23635#false} is VALID [2022-02-20 18:46:01,597 INFO L290 TraceCheckUtils]: 56: Hoare triple {23635#false} havoc main_~node4__m4~6#1;main_~node4__m4~6#1 := ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 57: Hoare triple {23635#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~6#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 58: Hoare triple {23635#false} assume main_~node4__m4~6#1 != ~nomsg~0; {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 59: Hoare triple {23635#false} assume !(0 == ~alive4~0 % 256); {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 60: Hoare triple {23635#false} assume !(main_~node4__m4~6#1 > ~id4~0); {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 61: Hoare triple {23635#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; {23635#false} is VALID [2022-02-20 18:46:01,598 INFO L290 TraceCheckUtils]: 62: Hoare triple {23635#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~11#1 := 0;~__return_20127~0 := main_~check__tmp~11#1;main_~main__c1~0#1 := ~__return_20127~0;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; {23635#false} is VALID [2022-02-20 18:46:01,599 INFO L290 TraceCheckUtils]: 63: Hoare triple {23635#false} assume 0 == main_~assert__arg~10#1 % 256; {23635#false} is VALID [2022-02-20 18:46:01,599 INFO L290 TraceCheckUtils]: 64: Hoare triple {23635#false} assume !false; {23635#false} is VALID [2022-02-20 18:46:01,599 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 18:46:01,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:46:01,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839046141] [2022-02-20 18:46:01,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839046141] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:46:01,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:46:01,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:46:01,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320843828] [2022-02-20 18:46:01,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:46:01,601 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 18:46:01,601 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:46:01,601 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 18:46:01,656 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 18:46:01,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:46:01,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:46:01,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:46:01,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:46:01,657 INFO L87 Difference]: Start difference. First operand 1779 states and 2459 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 18:46:04,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:04,765 INFO L93 Difference]: Finished difference Result 4129 states and 5823 transitions. [2022-02-20 18:46:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:46:04,765 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 18:46:04,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:46:04,765 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 18:46:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2006 transitions. [2022-02-20 18:46:04,774 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 18:46:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2006 transitions. [2022-02-20 18:46:04,781 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2006 transitions. [2022-02-20 18:46:06,066 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2006 edges. 2006 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:46:06,374 INFO L225 Difference]: With dead ends: 4129 [2022-02-20 18:46:06,375 INFO L226 Difference]: Without dead ends: 2953 [2022-02-20 18:46:06,376 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 18:46:06,377 INFO L933 BasicCegarLoop]: 1422 mSDtfsCounter, 897 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 2140 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 18:46:06,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [897 Valid, 2140 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:46:06,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2953 states. [2022-02-20 18:46:07,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2953 to 2941. [2022-02-20 18:46:07,473 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:46:07,478 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2953 states. Second operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:07,482 INFO L74 IsIncluded]: Start isIncluded. First operand 2953 states. Second operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:07,486 INFO L87 Difference]: Start difference. First operand 2953 states. Second operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:07,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:07,794 INFO L93 Difference]: Finished difference Result 2953 states and 4085 transitions. [2022-02-20 18:46:07,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 4085 transitions. [2022-02-20 18:46:07,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:07,798 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:07,802 INFO L74 IsIncluded]: Start isIncluded. First operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 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 2953 states. [2022-02-20 18:46:07,806 INFO L87 Difference]: Start difference. First operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 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 2953 states. [2022-02-20 18:46:08,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:08,069 INFO L93 Difference]: Finished difference Result 2953 states and 4085 transitions. [2022-02-20 18:46:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 4085 transitions. [2022-02-20 18:46:08,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:08,072 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:08,073 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:46:08,073 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:46:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2941 states, 2934 states have (on average 1.3895705521472392) internal successors, (4077), 2940 states have internal predecessors, (4077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:08,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2941 states and 4077 transitions. [2022-02-20 18:46:08,493 INFO L78 Accepts]: Start accepts. Automaton has 2941 states and 4077 transitions. Word has length 65 [2022-02-20 18:46:08,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:46:08,493 INFO L470 AbstractCegarLoop]: Abstraction has 2941 states and 4077 transitions. [2022-02-20 18:46:08,493 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 18:46:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 4077 transitions. [2022-02-20 18:46:08,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:46:08,495 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:46:08,495 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 18:46:08,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:46:08,496 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 18:46:08,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:46:08,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1759204869, now seen corresponding path program 1 times [2022-02-20 18:46:08,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:46:08,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472351768] [2022-02-20 18:46:08,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:46:08,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:46:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:46:08,585 INFO L290 TraceCheckUtils]: 0: Hoare triple {38458#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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,586 INFO L290 TraceCheckUtils]: 1: Hoare triple {38460#(<= (+ ~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; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,587 INFO L290 TraceCheckUtils]: 2: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,587 INFO L290 TraceCheckUtils]: 3: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,587 INFO L290 TraceCheckUtils]: 4: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,588 INFO L290 TraceCheckUtils]: 5: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,588 INFO L290 TraceCheckUtils]: 6: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,589 INFO L290 TraceCheckUtils]: 7: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,589 INFO L290 TraceCheckUtils]: 8: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,589 INFO L290 TraceCheckUtils]: 9: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st2~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,590 INFO L290 TraceCheckUtils]: 10: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~send2~0 == ~id2~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,590 INFO L290 TraceCheckUtils]: 11: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode2~0 % 256; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,590 INFO L290 TraceCheckUtils]: 12: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~id3~0 >= 0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,591 INFO L290 TraceCheckUtils]: 13: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st3~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,591 INFO L290 TraceCheckUtils]: 14: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~send3~0 == ~id3~0; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,591 INFO L290 TraceCheckUtils]: 15: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode3~0 % 256; {38460#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:08,592 INFO L290 TraceCheckUtils]: 16: Hoare triple {38460#(<= (+ ~nomsg~0 1) 0)} assume ~id4~0 >= 0; {38461#(<= (+ ~nomsg~0 1) ~id4~0)} is VALID [2022-02-20 18:46:08,592 INFO L290 TraceCheckUtils]: 17: Hoare triple {38461#(<= (+ ~nomsg~0 1) ~id4~0)} assume 0 == ~st4~0; {38461#(<= (+ ~nomsg~0 1) ~id4~0)} is VALID [2022-02-20 18:46:08,593 INFO L290 TraceCheckUtils]: 18: Hoare triple {38461#(<= (+ ~nomsg~0 1) ~id4~0)} assume ~send4~0 == ~id4~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,593 INFO L290 TraceCheckUtils]: 19: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume 0 == ~mode4~0 % 256; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,593 INFO L290 TraceCheckUtils]: 20: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id2~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,594 INFO L290 TraceCheckUtils]: 21: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id3~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,594 INFO L290 TraceCheckUtils]: 22: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id1~0 != ~id4~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,595 INFO L290 TraceCheckUtils]: 23: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id2~0 != ~id3~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,595 INFO L290 TraceCheckUtils]: 24: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id2~0 != ~id4~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,595 INFO L290 TraceCheckUtils]: 25: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,596 INFO L290 TraceCheckUtils]: 26: Hoare triple {38462#(<= (+ ~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; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,596 INFO L290 TraceCheckUtils]: 27: Hoare triple {38462#(<= (+ ~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; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,596 INFO L290 TraceCheckUtils]: 28: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode1~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,597 INFO L290 TraceCheckUtils]: 29: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~alive1~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,597 INFO L290 TraceCheckUtils]: 30: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(~send1~0 != ~id1~0); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,597 INFO L290 TraceCheckUtils]: 31: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,598 INFO L290 TraceCheckUtils]: 32: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode2~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,598 INFO L290 TraceCheckUtils]: 33: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,598 INFO L290 TraceCheckUtils]: 34: Hoare triple {38462#(<= (+ ~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; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,599 INFO L290 TraceCheckUtils]: 35: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode3~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,599 INFO L290 TraceCheckUtils]: 36: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~alive3~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,599 INFO L290 TraceCheckUtils]: 37: Hoare triple {38462#(<= (+ ~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; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,600 INFO L290 TraceCheckUtils]: 38: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !!(0 == ~mode4~0 % 256); {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 39: Hoare triple {38462#(<= (+ ~nomsg~0 1) ~send4~0)} assume !(0 == ~alive4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~32#1; {38462#(<= (+ ~nomsg~0 1) ~send4~0)} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 40: Hoare triple {38462#(<= (+ ~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; {38459#false} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 41: Hoare triple {38459#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {38459#false} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 42: Hoare triple {38459#false} assume ~r1~0 < 4;main_~check__tmp~141#1 := 1;~__return_24760~0 := main_~check__tmp~141#1;main_~main__c1~0#1 := ~__return_24760~0;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; {38459#false} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 43: Hoare triple {38459#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_19459_0~0 := main_~main____CPAchecker_TMP_0~131#1; {38459#false} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 44: Hoare triple {38459#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {38459#false} is VALID [2022-02-20 18:46:08,601 INFO L290 TraceCheckUtils]: 45: Hoare triple {38459#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,603 INFO L290 TraceCheckUtils]: 46: Hoare triple {38459#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; {38459#false} is VALID [2022-02-20 18:46:08,603 INFO L290 TraceCheckUtils]: 47: Hoare triple {38459#false} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {38459#false} is VALID [2022-02-20 18:46:08,603 INFO L290 TraceCheckUtils]: 48: Hoare triple {38459#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,603 INFO L290 TraceCheckUtils]: 49: Hoare triple {38459#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 50: Hoare triple {38459#false} assume main_~node2__m2~1#1 != ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 51: Hoare triple {38459#false} assume !(0 == ~alive2~0 % 256); {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 52: Hoare triple {38459#false} assume !(main_~node2__m2~1#1 > ~id2~0); {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 53: Hoare triple {38459#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; {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 54: Hoare triple {38459#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,604 INFO L290 TraceCheckUtils]: 55: Hoare triple {38459#false} assume !(main_~node3__m3~3#1 != ~nomsg~0);~mode3~0 := 0; {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 56: Hoare triple {38459#false} havoc main_~node4__m4~4#1;main_~node4__m4~4#1 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 57: Hoare triple {38459#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~4#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 58: Hoare triple {38459#false} assume main_~node4__m4~4#1 != ~nomsg~0; {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 59: Hoare triple {38459#false} assume !(0 == ~alive4~0 % 256); {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 60: Hoare triple {38459#false} assume !(main_~node4__m4~4#1 > ~id4~0); {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 61: Hoare triple {38459#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; {38459#false} is VALID [2022-02-20 18:46:08,605 INFO L290 TraceCheckUtils]: 62: Hoare triple {38459#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~7#1 := 0;~__return_22433~0 := main_~check__tmp~7#1;main_~main__c1~0#1 := ~__return_22433~0;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; {38459#false} is VALID [2022-02-20 18:46:08,606 INFO L290 TraceCheckUtils]: 63: Hoare triple {38459#false} assume 0 == main_~assert__arg~7#1 % 256; {38459#false} is VALID [2022-02-20 18:46:08,606 INFO L290 TraceCheckUtils]: 64: Hoare triple {38459#false} assume !false; {38459#false} is VALID [2022-02-20 18:46:08,606 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 18:46:08,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:46:08,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472351768] [2022-02-20 18:46:08,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472351768] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:46:08,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:46:08,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:46:08,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316040264] [2022-02-20 18:46:08,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:46:08,608 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 18:46:08,608 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:46:08,608 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 18:46:08,651 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 18:46:08,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:46:08,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:46:08,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:46:08,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:46:08,652 INFO L87 Difference]: Start difference. First operand 2941 states and 4077 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 18:46:13,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:13,434 INFO L93 Difference]: Finished difference Result 5812 states and 8153 transitions. [2022-02-20 18:46:13,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:46:13,434 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 18:46:13,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:46:13,435 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 18:46:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1693 transitions. [2022-02-20 18:46:13,440 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 18:46:13,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1693 transitions. [2022-02-20 18:46:13,445 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1693 transitions. [2022-02-20 18:46:14,566 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1693 edges. 1693 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:46:15,043 INFO L225 Difference]: With dead ends: 5812 [2022-02-20 18:46:15,044 INFO L226 Difference]: Without dead ends: 3476 [2022-02-20 18:46:15,047 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 18:46:15,048 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 3047 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3047 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 18:46:15,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3047 Valid, 696 Invalid, 541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 18:46:15,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3476 states. [2022-02-20 18:46:17,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3476 to 3460. [2022-02-20 18:46:17,043 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:46:17,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3476 states. Second operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:17,051 INFO L74 IsIncluded]: Start isIncluded. First operand 3476 states. Second operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:17,056 INFO L87 Difference]: Start difference. First operand 3476 states. Second operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:17,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:17,508 INFO L93 Difference]: Finished difference Result 3476 states and 4787 transitions. [2022-02-20 18:46:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 4787 transitions. [2022-02-20 18:46:17,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:17,512 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:17,515 INFO L74 IsIncluded]: Start isIncluded. First operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 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 3476 states. [2022-02-20 18:46:17,517 INFO L87 Difference]: Start difference. First operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 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 3476 states. [2022-02-20 18:46:17,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:17,917 INFO L93 Difference]: Finished difference Result 3476 states and 4787 transitions. [2022-02-20 18:46:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 4787 transitions. [2022-02-20 18:46:17,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:17,920 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:17,921 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:46:17,921 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:46:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3460 states, 3453 states have (on average 1.3828554879814654) internal successors, (4775), 3459 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 3460 states and 4775 transitions. [2022-02-20 18:46:18,435 INFO L78 Accepts]: Start accepts. Automaton has 3460 states and 4775 transitions. Word has length 65 [2022-02-20 18:46:18,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:46:18,435 INFO L470 AbstractCegarLoop]: Abstraction has 3460 states and 4775 transitions. [2022-02-20 18:46:18,435 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 18:46:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 4775 transitions. [2022-02-20 18:46:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-20 18:46:18,437 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:46:18,438 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 18:46:18,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:46:18,438 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 18:46:18,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:46:18,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1773849621, now seen corresponding path program 1 times [2022-02-20 18:46:18,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:46:18,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882905367] [2022-02-20 18:46:18,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:46:18,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:46:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:46:18,545 INFO L290 TraceCheckUtils]: 0: Hoare triple {57380#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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {57382#(<= (+ ~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; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,546 INFO L290 TraceCheckUtils]: 2: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,547 INFO L290 TraceCheckUtils]: 3: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,547 INFO L290 TraceCheckUtils]: 4: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,548 INFO L290 TraceCheckUtils]: 5: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,548 INFO L290 TraceCheckUtils]: 6: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,548 INFO L290 TraceCheckUtils]: 7: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {57382#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:46:18,549 INFO L290 TraceCheckUtils]: 8: Hoare triple {57382#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {57383#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:46:18,549 INFO L290 TraceCheckUtils]: 9: Hoare triple {57383#(<= (+ ~nomsg~0 1) ~id2~0)} assume 0 == ~st2~0; {57383#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:46:18,549 INFO L290 TraceCheckUtils]: 10: Hoare triple {57383#(<= (+ ~nomsg~0 1) ~id2~0)} assume ~send2~0 == ~id2~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,550 INFO L290 TraceCheckUtils]: 11: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode2~0 % 256; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,550 INFO L290 TraceCheckUtils]: 12: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id3~0 >= 0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,550 INFO L290 TraceCheckUtils]: 13: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~st3~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,551 INFO L290 TraceCheckUtils]: 14: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send3~0 == ~id3~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,551 INFO L290 TraceCheckUtils]: 15: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode3~0 % 256; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,551 INFO L290 TraceCheckUtils]: 16: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id4~0 >= 0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,552 INFO L290 TraceCheckUtils]: 17: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~st4~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,552 INFO L290 TraceCheckUtils]: 18: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send4~0 == ~id4~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,552 INFO L290 TraceCheckUtils]: 19: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode4~0 % 256; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,553 INFO L290 TraceCheckUtils]: 20: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id2~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,553 INFO L290 TraceCheckUtils]: 21: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id3~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,553 INFO L290 TraceCheckUtils]: 22: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id4~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,554 INFO L290 TraceCheckUtils]: 23: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id2~0 != ~id3~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,554 INFO L290 TraceCheckUtils]: 24: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id2~0 != ~id4~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,554 INFO L290 TraceCheckUtils]: 25: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,555 INFO L290 TraceCheckUtils]: 26: Hoare triple {57384#(<= (+ ~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; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,555 INFO L290 TraceCheckUtils]: 27: Hoare triple {57384#(<= (+ ~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; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,555 INFO L290 TraceCheckUtils]: 28: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode1~0 % 256); {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,556 INFO L290 TraceCheckUtils]: 29: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~alive1~0 % 256); {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,556 INFO L290 TraceCheckUtils]: 30: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(~send1~0 != ~id1~0); {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,556 INFO L290 TraceCheckUtils]: 31: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,557 INFO L290 TraceCheckUtils]: 32: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode2~0 % 256); {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,557 INFO L290 TraceCheckUtils]: 33: Hoare triple {57384#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~3#1; {57384#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:46:18,558 INFO L290 TraceCheckUtils]: 34: Hoare triple {57384#(<= (+ ~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; {57381#false} is VALID [2022-02-20 18:46:18,558 INFO L290 TraceCheckUtils]: 35: Hoare triple {57381#false} assume !!(0 == ~mode3~0 % 256); {57381#false} is VALID [2022-02-20 18:46:18,558 INFO L290 TraceCheckUtils]: 36: Hoare triple {57381#false} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~8#1; {57381#false} is VALID [2022-02-20 18:46:18,558 INFO L290 TraceCheckUtils]: 37: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,559 INFO L290 TraceCheckUtils]: 38: Hoare triple {57381#false} assume !!(0 == ~mode4~0 % 256); {57381#false} is VALID [2022-02-20 18:46:18,560 INFO L290 TraceCheckUtils]: 39: Hoare triple {57381#false} assume !!(0 == ~alive4~0 % 256); {57381#false} is VALID [2022-02-20 18:46:18,560 INFO L290 TraceCheckUtils]: 40: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,561 INFO L290 TraceCheckUtils]: 41: Hoare triple {57381#false} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {57381#false} is VALID [2022-02-20 18:46:18,562 INFO L290 TraceCheckUtils]: 42: Hoare triple {57381#false} assume ~r1~0 < 4;main_~check__tmp~135#1 := 1;~__return_24518~0 := main_~check__tmp~135#1;main_~main__c1~0#1 := ~__return_24518~0;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; {57381#false} is VALID [2022-02-20 18:46:18,564 INFO L290 TraceCheckUtils]: 43: Hoare triple {57381#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_19459_0~0 := main_~main____CPAchecker_TMP_0~125#1; {57381#false} is VALID [2022-02-20 18:46:18,566 INFO L290 TraceCheckUtils]: 44: Hoare triple {57381#false} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {57381#false} is VALID [2022-02-20 18:46:18,566 INFO L290 TraceCheckUtils]: 45: Hoare triple {57381#false} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,567 INFO L290 TraceCheckUtils]: 46: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,567 INFO L290 TraceCheckUtils]: 47: Hoare triple {57381#false} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {57381#false} is VALID [2022-02-20 18:46:18,567 INFO L290 TraceCheckUtils]: 48: Hoare triple {57381#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,568 INFO L290 TraceCheckUtils]: 49: Hoare triple {57381#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,568 INFO L290 TraceCheckUtils]: 50: Hoare triple {57381#false} assume main_~node2__m2~1#1 != ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,568 INFO L290 TraceCheckUtils]: 51: Hoare triple {57381#false} assume !(0 == ~alive2~0 % 256); {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 52: Hoare triple {57381#false} assume !(main_~node2__m2~1#1 > ~id2~0); {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 53: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 54: Hoare triple {57381#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 55: Hoare triple {57381#false} assume main_~node3__m3~3#1 != ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 56: Hoare triple {57381#false} assume !(0 == ~alive3~0 % 256); {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 57: Hoare triple {57381#false} assume !(main_~node3__m3~3#1 > ~id3~0); {57381#false} is VALID [2022-02-20 18:46:18,569 INFO L290 TraceCheckUtils]: 58: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,570 INFO L290 TraceCheckUtils]: 59: Hoare triple {57381#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~5#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {57381#false} is VALID [2022-02-20 18:46:18,570 INFO L290 TraceCheckUtils]: 60: Hoare triple {57381#false} assume !(main_~node4__m4~5#1 != ~nomsg~0);~mode4~0 := 0; {57381#false} is VALID [2022-02-20 18:46:18,571 INFO L290 TraceCheckUtils]: 61: Hoare triple {57381#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; {57381#false} is VALID [2022-02-20 18:46:18,571 INFO L290 TraceCheckUtils]: 62: Hoare triple {57381#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~8#1 := 0;~__return_23022~0 := main_~check__tmp~8#1;main_~main__c1~0#1 := ~__return_23022~0;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; {57381#false} is VALID [2022-02-20 18:46:18,571 INFO L290 TraceCheckUtils]: 63: Hoare triple {57381#false} assume 0 == main_~assert__arg~8#1 % 256; {57381#false} is VALID [2022-02-20 18:46:18,571 INFO L290 TraceCheckUtils]: 64: Hoare triple {57381#false} assume !false; {57381#false} is VALID [2022-02-20 18:46:18,572 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 18:46:18,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:46:18,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882905367] [2022-02-20 18:46:18,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882905367] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:46:18,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:46:18,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:46:18,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950337725] [2022-02-20 18:46:18,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:46:18,574 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 18:46:18,574 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:46:18,574 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 18:46:18,619 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 18:46:18,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:46:18,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:46:18,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:46:18,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:46:18,621 INFO L87 Difference]: Start difference. First operand 3460 states and 4775 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 18:46:27,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:27,408 INFO L93 Difference]: Finished difference Result 8470 states and 11935 transitions. [2022-02-20 18:46:27,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:46:27,409 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 18:46:27,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:46:27,409 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 18:46:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1731 transitions. [2022-02-20 18:46:27,414 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 18:46:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1731 transitions. [2022-02-20 18:46:27,419 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1731 transitions. [2022-02-20 18:46:28,547 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1731 edges. 1731 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:46:29,610 INFO L225 Difference]: With dead ends: 8470 [2022-02-20 18:46:29,611 INFO L226 Difference]: Without dead ends: 5300 [2022-02-20 18:46:29,614 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 18:46:29,615 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 2724 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2724 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:46:29,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2724 Valid, 645 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:46:29,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5300 states. [2022-02-20 18:46:34,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5300 to 5292. [2022-02-20 18:46:34,395 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:46:34,419 INFO L82 GeneralOperation]: Start isEquivalent. First operand 5300 states. Second operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:34,421 INFO L74 IsIncluded]: Start isIncluded. First operand 5300 states. Second operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:34,424 INFO L87 Difference]: Start difference. First operand 5300 states. Second operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:35,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:35,225 INFO L93 Difference]: Finished difference Result 5300 states and 7446 transitions. [2022-02-20 18:46:35,226 INFO L276 IsEmpty]: Start isEmpty. Operand 5300 states and 7446 transitions. [2022-02-20 18:46:35,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:35,230 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:35,235 INFO L74 IsIncluded]: Start isIncluded. First operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 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 5300 states. [2022-02-20 18:46:35,238 INFO L87 Difference]: Start difference. First operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 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 5300 states. [2022-02-20 18:46:36,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:46:36,077 INFO L93 Difference]: Finished difference Result 5300 states and 7446 transitions. [2022-02-20 18:46:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 5300 states and 7446 transitions. [2022-02-20 18:46:36,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:46:36,082 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:46:36,082 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:46:36,082 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:46:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5292 states, 5285 states have (on average 1.4081362346263009) internal successors, (7442), 5291 states have internal predecessors, (7442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:46:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5292 states to 5292 states and 7442 transitions. [2022-02-20 18:46:37,298 INFO L78 Accepts]: Start accepts. Automaton has 5292 states and 7442 transitions. Word has length 65 [2022-02-20 18:46:37,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:46:37,299 INFO L470 AbstractCegarLoop]: Abstraction has 5292 states and 7442 transitions. [2022-02-20 18:46:37,299 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 18:46:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 5292 states and 7442 transitions. [2022-02-20 18:46:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-20 18:46:37,301 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:46:37,301 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 18:46:37,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:46:37,301 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 18:46:37,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:46:37,302 INFO L85 PathProgramCache]: Analyzing trace with hash -2076438910, now seen corresponding path program 1 times [2022-02-20 18:46:37,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:46:37,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688557141] [2022-02-20 18:46:37,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:46:37,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:46:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:46:37,370 INFO L290 TraceCheckUtils]: 0: Hoare triple {86226#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(65, 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_19350~0 := 0;~__return_23321~0 := 0;~__tmp_19459_0~0 := 0;~__return_19526~0 := 0;~__tmp_19536_0~0 := 0;~__tmp_19596_0~0 := 0;~__return_19612~0 := 0;~__tmp_19613_0~0 := 0;~__tmp_19619_0~0 := 0;~__tmp_19622_0~0 := 0;~__return_19626~0 := 0;~__return_20047~0 := 0;~__return_20637~0 := 0;~__return_20896~0 := 0;~__return_22162~0 := 0;~__return_22433~0 := 0;~__return_23022~0 := 0;~__return_23283~0 := 0;~__return_19878~0 := 0;~__return_20127~0 := 0;~__return_20729~0 := 0;~__return_20977~0 := 0;~__return_22266~0 := 0;~__return_22514~0 := 0;~__return_23115~0 := 0;~__return_23240~0 := 0;~__return_23408~0 := 0;~__return_23372~0 := 0;~__return_23060~0 := 0;~__return_22968~0 := 0;~__return_23188~0 := 0;~__return_23152~0 := 0;~__return_23650~0 := 0;~__return_23616~0 := 0;~__return_23719~0 := 0;~__return_23683~0 := 0;~__return_23493~0 := 0;~__return_23459~0 := 0;~__return_23562~0 := 0;~__return_23526~0 := 0;~__return_22471~0 := 0;~__return_22391~0 := 0;~__return_22587~0 := 0;~__return_22551~0 := 0;~__return_22200~0 := 0;~__return_22094~0 := 0;~__return_22339~0 := 0;~__return_22303~0 := 0;~__return_22829~0 := 0;~__return_22795~0 := 0;~__return_22898~0 := 0;~__return_22862~0 := 0;~__return_22672~0 := 0;~__return_22638~0 := 0;~__return_22741~0 := 0;~__return_22705~0 := 0;~__return_23977~0 := 0;~__return_23943~0 := 0;~__return_24046~0 := 0;~__return_24010~0 := 0;~__return_23822~0 := 0;~__return_23788~0 := 0;~__return_23891~0 := 0;~__return_23855~0 := 0;~__return_24288~0 := 0;~__return_24254~0 := 0;~__return_24357~0 := 0;~__return_24321~0 := 0;~__return_24131~0 := 0;~__return_24097~0 := 0;~__return_24200~0 := 0;~__return_24164~0 := 0;~__return_20934~0 := 0;~__return_20854~0 := 0;~__return_21050~0 := 0;~__return_21014~0 := 0;~__return_20675~0 := 0;~__return_20581~0 := 0;~__return_20802~0 := 0;~__return_20766~0 := 0;~__return_21292~0 := 0;~__return_21258~0 := 0;~__return_21361~0 := 0;~__return_21325~0 := 0;~__return_21135~0 := 0;~__return_21101~0 := 0;~__return_21204~0 := 0;~__return_21168~0 := 0;~__return_20085~0 := 0;~__return_20003~0 := 0;~__return_20200~0 := 0;~__return_20164~0 := 0;~__return_19797~0 := 0;~__return_19449~0 := 0;~__return_19951~0 := 0;~__return_19915~0 := 0;~__return_20442~0 := 0;~__return_20408~0 := 0;~__return_20511~0 := 0;~__return_20475~0 := 0;~__return_20285~0 := 0;~__return_20251~0 := 0;~__return_20354~0 := 0;~__return_20318~0 := 0;~__return_21619~0 := 0;~__return_21585~0 := 0;~__return_21688~0 := 0;~__return_21652~0 := 0;~__return_21464~0 := 0;~__return_21430~0 := 0;~__return_21533~0 := 0;~__return_21497~0 := 0;~__return_21930~0 := 0;~__return_21896~0 := 0;~__return_21999~0 := 0;~__return_21963~0 := 0;~__return_21773~0 := 0;~__return_21739~0 := 0;~__return_21842~0 := 0;~__return_21806~0 := 0;~__return_25279~0 := 0;~__return_25245~0 := 0;~__return_25348~0 := 0;~__return_25312~0 := 0;~__return_25124~0 := 0;~__return_25090~0 := 0;~__return_25193~0 := 0;~__return_25157~0 := 0;~__return_25590~0 := 0;~__return_25556~0 := 0;~__return_25659~0 := 0;~__return_25623~0 := 0;~__return_25433~0 := 0;~__return_25399~0 := 0;~__return_25502~0 := 0;~__return_25466~0 := 0;~__return_24640~0 := 0;~__return_24606~0 := 0;~__return_24709~0 := 0;~__return_24673~0 := 0;~__return_24485~0 := 0;~__return_24451~0 := 0;~__return_24554~0 := 0;~__return_24518~0 := 0;~__return_24951~0 := 0;~__return_24917~0 := 0;~__return_25020~0 := 0;~__return_24984~0 := 0;~__return_24794~0 := 0;~__return_24760~0 := 0;~__return_24863~0 := 0;~__return_24827~0 := 0;~__return_25917~0 := 0;~__return_25883~0 := 0;~__return_25986~0 := 0;~__return_25950~0 := 0;~__return_25762~0 := 0;~__return_25728~0 := 0;~__return_25831~0 := 0;~__return_25795~0 := 0;~__return_26228~0 := 0;~__return_26194~0 := 0;~__return_26297~0 := 0;~__return_26261~0 := 0;~__return_26071~0 := 0;~__return_26037~0 := 0;~__return_26140~0 := 0;~__return_26104~0 := 0; {86226#true} is VALID [2022-02-20 18:46:37,370 INFO L290 TraceCheckUtils]: 1: Hoare triple {86226#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; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 2: Hoare triple {86226#true} assume 0 == ~r1~0; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 3: Hoare triple {86226#true} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 4: Hoare triple {86226#true} assume ~id1~0 >= 0; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 5: Hoare triple {86226#true} assume 0 == ~st1~0; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 6: Hoare triple {86226#true} assume ~send1~0 == ~id1~0; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 7: Hoare triple {86226#true} assume 0 == ~mode1~0 % 256; {86226#true} is VALID [2022-02-20 18:46:37,371 INFO L290 TraceCheckUtils]: 8: Hoare triple {86226#true} assume ~id2~0 >= 0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 9: Hoare triple {86226#true} assume 0 == ~st2~0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 10: Hoare triple {86226#true} assume ~send2~0 == ~id2~0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 11: Hoare triple {86226#true} assume 0 == ~mode2~0 % 256; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 12: Hoare triple {86226#true} assume ~id3~0 >= 0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 13: Hoare triple {86226#true} assume 0 == ~st3~0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 14: Hoare triple {86226#true} assume ~send3~0 == ~id3~0; {86226#true} is VALID [2022-02-20 18:46:37,372 INFO L290 TraceCheckUtils]: 15: Hoare triple {86226#true} assume 0 == ~mode3~0 % 256; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 16: Hoare triple {86226#true} assume ~id4~0 >= 0; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 17: Hoare triple {86226#true} assume 0 == ~st4~0; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 18: Hoare triple {86226#true} assume ~send4~0 == ~id4~0; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 19: Hoare triple {86226#true} assume 0 == ~mode4~0 % 256; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 20: Hoare triple {86226#true} assume ~id1~0 != ~id2~0; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 21: Hoare triple {86226#true} assume ~id1~0 != ~id3~0; {86226#true} is VALID [2022-02-20 18:46:37,373 INFO L290 TraceCheckUtils]: 22: Hoare triple {86226#true} assume ~id1~0 != ~id4~0; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 23: Hoare triple {86226#true} assume ~id2~0 != ~id3~0; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 24: Hoare triple {86226#true} assume ~id2~0 != ~id4~0; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 25: Hoare triple {86226#true} assume ~id3~0 != ~id4~0;main_~init__tmp~0#1 := 1;~__return_19350~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_19350~0; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 26: Hoare triple {86226#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; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 27: Hoare triple {86226#true} assume main_~main__i2~0#1 < 8;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 28: Hoare triple {86226#true} assume !!(0 == ~mode1~0 % 256); {86226#true} is VALID [2022-02-20 18:46:37,374 INFO L290 TraceCheckUtils]: 29: Hoare triple {86226#true} assume !!(0 == ~alive1~0 % 256); {86226#true} is VALID [2022-02-20 18:46:37,375 INFO L290 TraceCheckUtils]: 30: Hoare triple {86226#true} assume !(~send1~0 != ~id1~0); {86226#true} is VALID [2022-02-20 18:46:37,375 INFO L290 TraceCheckUtils]: 31: Hoare triple {86226#true} ~mode1~0 := 1;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {86226#true} is VALID [2022-02-20 18:46:37,375 INFO L290 TraceCheckUtils]: 32: Hoare triple {86226#true} assume !!(0 == ~mode2~0 % 256); {86226#true} is VALID [2022-02-20 18:46:37,376 INFO L290 TraceCheckUtils]: 33: Hoare triple {86226#true} assume !!(0 == ~alive2~0 % 256); {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,376 INFO L290 TraceCheckUtils]: 34: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(~send2~0 != ~id2~0); {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,376 INFO L290 TraceCheckUtils]: 35: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} ~mode2~0 := 1;havoc main_~node3__m3~13#1;main_~node3__m3~13#1 := ~nomsg~0; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,377 INFO L290 TraceCheckUtils]: 36: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~mode3~0 % 256); {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,377 INFO L290 TraceCheckUtils]: 37: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~9#1; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,378 INFO L290 TraceCheckUtils]: 38: Hoare triple {86228#(= (+ (* (- 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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,378 INFO L290 TraceCheckUtils]: 39: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~mode4~0 % 256); {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,379 INFO L290 TraceCheckUtils]: 40: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !!(0 == ~alive4~0 % 256); {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,379 INFO L290 TraceCheckUtils]: 41: Hoare triple {86228#(= (+ (* (- 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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,380 INFO L290 TraceCheckUtils]: 42: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,380 INFO L290 TraceCheckUtils]: 43: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume ~r1~0 < 4;main_~check__tmp~151#1 := 1;~__return_25795~0 := main_~check__tmp~151#1;main_~main__c1~0#1 := ~__return_25795~0;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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,381 INFO L290 TraceCheckUtils]: 44: Hoare triple {86228#(= (+ (* (- 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_19459_0~0 := main_~main____CPAchecker_TMP_0~141#1; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,381 INFO L290 TraceCheckUtils]: 45: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} main_~main____CPAchecker_TMP_0~0#1 := ~__tmp_19459_0~0; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,381 INFO L290 TraceCheckUtils]: 46: Hoare triple {86228#(= (+ (* (- 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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,382 INFO L290 TraceCheckUtils]: 47: Hoare triple {86228#(= (+ (* (- 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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,382 INFO L290 TraceCheckUtils]: 48: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(main_~node1__m1~1#1 != ~nomsg~0);~mode1~0 := 0; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,383 INFO L290 TraceCheckUtils]: 49: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,383 INFO L290 TraceCheckUtils]: 50: Hoare triple {86228#(= (+ (* (- 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; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,384 INFO L290 TraceCheckUtils]: 51: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume main_~node2__m2~1#1 != ~nomsg~0; {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} is VALID [2022-02-20 18:46:37,384 INFO L290 TraceCheckUtils]: 52: Hoare triple {86228#(= (+ (* (- 256) (div ~alive2~0 256)) ~alive2~0) 0)} assume !(0 == ~alive2~0 % 256); {86227#false} is VALID [2022-02-20 18:46:37,384 INFO L290 TraceCheckUtils]: 53: Hoare triple {86227#false} assume !(main_~node2__m2~1#1 > ~id2~0); {86227#false} is VALID [2022-02-20 18:46:37,384 INFO L290 TraceCheckUtils]: 54: Hoare triple {86227#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; {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 55: Hoare triple {86227#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~3#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 56: Hoare triple {86227#false} assume main_~node3__m3~3#1 != ~nomsg~0; {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 57: Hoare triple {86227#false} assume !(0 == ~alive3~0 % 256); {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 58: Hoare triple {86227#false} assume !(main_~node3__m3~3#1 > ~id3~0); {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 59: Hoare triple {86227#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; {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 60: Hoare triple {86227#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~5#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {86227#false} is VALID [2022-02-20 18:46:37,385 INFO L290 TraceCheckUtils]: 61: Hoare triple {86227#false} assume !(main_~node4__m4~5#1 != ~nomsg~0);~mode4~0 := 0; {86227#false} is VALID [2022-02-20 18:46:37,386 INFO L290 TraceCheckUtils]: 62: Hoare triple {86227#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; {86227#false} is VALID [2022-02-20 18:46:37,386 INFO L290 TraceCheckUtils]: 63: Hoare triple {86227#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);main_~check__tmp~8#1 := 0;~__return_23022~0 := main_~check__tmp~8#1;main_~main__c1~0#1 := ~__return_23022~0;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; {86227#false} is VALID [2022-02-20 18:46:37,386 INFO L290 TraceCheckUtils]: 64: Hoare triple {86227#false} assume 0 == main_~assert__arg~8#1 % 256; {86227#false} is VALID [2022-02-20 18:46:37,386 INFO L290 TraceCheckUtils]: 65: Hoare triple {86227#false} assume !false; {86227#false} is VALID [2022-02-20 18:46:37,386 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 18:46:37,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:46:37,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688557141] [2022-02-20 18:46:37,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688557141] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:46:37,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:46:37,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:46:37,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062029256] [2022-02-20 18:46:37,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:46:37,388 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 18:46:37,388 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:46:37,388 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 18:46:37,434 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 18:46:37,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:46:37,434 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:46:37,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:46:37,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:46:37,435 INFO L87 Difference]: Start difference. First operand 5292 states and 7442 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)