./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-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.3.2.ufo.UNBOUNDED.pals.c.v+sep-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 be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:44:41,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:44:41,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:44:41,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:44:41,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:44:41,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:44:41,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:44:41,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:44:41,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:44:41,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:44:41,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:44:41,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:44:41,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:44:41,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:44:41,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:44:41,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:44:41,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:44:41,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:44:41,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:44:41,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:44:41,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:44:41,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:44:41,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:44:41,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:44:41,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:44:41,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:44:41,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:44:41,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:44:41,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:44:41,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:44:41,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:44:41,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:44:41,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:44:41,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:44:41,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:44:41,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:44:41,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:44:41,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:44:41,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:44:41,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:44:41,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:44:41,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:44:41,263 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:44:41,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:44:41,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:44:41,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:44:41,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:44:41,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:44:41,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:44:41,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:44:41,267 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:44:41,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:44:41,268 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:44:41,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:44:41,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:44:41,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:44:41,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:44:41,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:44:41,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:44:41,269 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:44:41,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:44:41,269 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:44:41,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:44:41,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:44:41,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:44:41,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:44:41,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:44:41,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:44:41,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:44:41,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:44:41,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:44:41,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:44:41,272 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:44:41,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:44:41,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:44:41,273 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 [2022-02-20 18:44:41,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:44:41,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:44:41,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:44:41,528 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:44:41,529 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:44:41,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-02-20 18:44:41,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be1c428b3/c949c91238424a7597aedc547ba2ec96/FLAG8a5d5f396 [2022-02-20 18:44:42,130 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:44:42,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-02-20 18:44:42,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be1c428b3/c949c91238424a7597aedc547ba2ec96/FLAG8a5d5f396 [2022-02-20 18:44:42,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be1c428b3/c949c91238424a7597aedc547ba2ec96 [2022-02-20 18:44:42,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:44:42,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:44:42,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:44:42,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:44:42,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:44:42,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:44:42" (1/1) ... [2022-02-20 18:44:42,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b47eef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:42, skipping insertion in model container [2022-02-20 18:44:42,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:44:42" (1/1) ... [2022-02-20 18:44:42,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:44:42,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:44:42,939 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2022-02-20 18:44:42,969 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2022-02-20 18:44:43,014 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2022-02-20 18:44:43,054 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2022-02-20 18:44:43,165 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2022-02-20 18:44:43,231 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2022-02-20 18:44:43,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:44:43,392 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:44:43,436 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2022-02-20 18:44:43,450 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2022-02-20 18:44:43,475 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2022-02-20 18:44:43,507 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2022-02-20 18:44:43,567 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2022-02-20 18:44:43,614 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.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2022-02-20 18:44:43,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:44:43,730 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:44:43,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43 WrapperNode [2022-02-20 18:44:43,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:44:43,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:44:43,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:44:43,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:44:43,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,894 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5288 [2022-02-20 18:44:43,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:44:43,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:44:43,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:44:43,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:44:43,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:43,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:44,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:44,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:44,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:44:44,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:44:44,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:44:44,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:44:44,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (1/1) ... [2022-02-20 18:44:44,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:44:44,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:44:44,076 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 18:44:44,087 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 18:44:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:44:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:44:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:44:44,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:44:44,379 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:44:44,380 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:44:46,691 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:44:46,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:44:46,706 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:44:46,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:44:46 BoogieIcfgContainer [2022-02-20 18:44:46,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:44:46,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:44:46,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:44:46,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:44:46,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:44:42" (1/3) ... [2022-02-20 18:44:46,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a0c1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:44:46, skipping insertion in model container [2022-02-20 18:44:46,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:44:43" (2/3) ... [2022-02-20 18:44:46,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a0c1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:44:46, skipping insertion in model container [2022-02-20 18:44:46,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:44:46" (3/3) ... [2022-02-20 18:44:46,716 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-02-20 18:44:46,720 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:44:46,720 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-02-20 18:44:46,762 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:44:46,768 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 18:44:46,768 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-20 18:44:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 1121 states, 1114 states have (on average 1.8285457809694794) internal successors, (2037), 1120 states have internal predecessors, (2037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-20 18:44:46,843 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:44:46,844 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] [2022-02-20 18:44:46,845 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 18:44:46,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:44:46,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1703299446, now seen corresponding path program 1 times [2022-02-20 18:44:46,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:44:46,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475939384] [2022-02-20 18:44:46,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:44:46,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:44:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:44:47,190 INFO L290 TraceCheckUtils]: 0: Hoare triple {1124#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;~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];~__return_103~0 := 0;~__return_1471~0 := 0;~__return_4374~0 := 0;~__return_1461~0 := 0;~__return_4237~0 := 0;~__return_1491~0 := 0;~__return_1481~0 := 0;~__return_1431~0 := 0;~__return_3928~0 := 0;~__return_1421~0 := 0;~__return_3817~0 := 0;~__return_1451~0 := 0;~__return_4126~0 := 0;~__return_1441~0 := 0;~__return_4015~0 := 0;~__return_1551~0 := 0;~__return_1541~0 := 0;~__return_1571~0 := 0;~__return_1561~0 := 0;~__return_1511~0 := 0;~__return_1501~0 := 0;~__return_1531~0 := 0;~__return_1521~0 := 0;~__return_1311~0 := 0;~__return_2996~0 := 0;~__return_1301~0 := 0;~__return_2885~0 := 0;~__return_1331~0 := 0;~__return_1321~0 := 0;~__return_1271~0 := 0;~__return_2650~0 := 0;~__return_1261~0 := 0;~__return_2563~0 := 0;~__return_1291~0 := 0;~__return_2798~0 := 0;~__return_1281~0 := 0;~__return_2711~0 := 0;~__return_1391~0 := 0;~__return_3610~0 := 0;~__return_1381~0 := 0;~__return_3499~0 := 0;~__return_1411~0 := 0;~__return_1401~0 := 0;~__return_1351~0 := 0;~__return_3264~0 := 0;~__return_1341~0 := 0;~__return_3177~0 := 0;~__return_1371~0 := 0;~__return_3412~0 := 0;~__return_1361~0 := 0;~__return_3325~0 := 0;~__return_1151~0 := 0;~__return_1141~0 := 0;~__return_2061~0 := 0;~__return_1171~0 := 0;~__return_1161~0 := 0;~__return_1111~0 := 0;~__return_1101~0 := 0;~__return_1867~0 := 0;~__return_5061~0 := 0;~__return_1131~0 := 0;~__return_1121~0 := 0;~__return_1951~0 := 0;~__return_1231~0 := 0;~__return_1221~0 := 0;~__return_2409~0 := 0;~__return_1251~0 := 0;~__return_1241~0 := 0;~__return_1191~0 := 0;~__return_1181~0 := 0;~__return_2215~0 := 0;~__return_1211~0 := 0;~__return_1201~0 := 0;~__return_2299~0 := 0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,191 INFO L290 TraceCheckUtils]: 1: Hoare triple {1126#(<= (+ ~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_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~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;havoc main_~init__tmp~0#1; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,194 INFO L290 TraceCheckUtils]: 2: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0 % 256; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,195 INFO L290 TraceCheckUtils]: 3: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 >= 1; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,195 INFO L290 TraceCheckUtils]: 4: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,196 INFO L290 TraceCheckUtils]: 5: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,199 INFO L290 TraceCheckUtils]: 6: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,200 INFO L290 TraceCheckUtils]: 7: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,201 INFO L290 TraceCheckUtils]: 8: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,201 INFO L290 TraceCheckUtils]: 9: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st2~0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,202 INFO L290 TraceCheckUtils]: 10: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~send2~0 == ~id2~0; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,203 INFO L290 TraceCheckUtils]: 11: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode2~0 % 256; {1126#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:47,204 INFO L290 TraceCheckUtils]: 12: Hoare triple {1126#(<= (+ ~nomsg~0 1) 0)} assume ~id3~0 >= 0; {1127#(<= (+ ~nomsg~0 1) ~id3~0)} is VALID [2022-02-20 18:44:47,204 INFO L290 TraceCheckUtils]: 13: Hoare triple {1127#(<= (+ ~nomsg~0 1) ~id3~0)} assume 0 == ~st3~0; {1127#(<= (+ ~nomsg~0 1) ~id3~0)} is VALID [2022-02-20 18:44:47,205 INFO L290 TraceCheckUtils]: 14: Hoare triple {1127#(<= (+ ~nomsg~0 1) ~id3~0)} assume ~send3~0 == ~id3~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,205 INFO L290 TraceCheckUtils]: 15: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 == ~mode3~0 % 256; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,206 INFO L290 TraceCheckUtils]: 16: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id1~0 != ~id2~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,206 INFO L290 TraceCheckUtils]: 17: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id1~0 != ~id3~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,207 INFO L290 TraceCheckUtils]: 18: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~id2~0 != ~id3~0;main_~init__tmp~0#1 := 1;~__return_103~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_103~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,207 INFO L290 TraceCheckUtils]: 19: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,208 INFO L290 TraceCheckUtils]: 20: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode1~0 % 256); {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,208 INFO L290 TraceCheckUtils]: 21: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,210 INFO L290 TraceCheckUtils]: 22: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~send1~0 != ~nomsg~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,211 INFO L290 TraceCheckUtils]: 23: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0;~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__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,211 INFO L290 TraceCheckUtils]: 24: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode2~0 % 256); {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,212 INFO L290 TraceCheckUtils]: 25: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,212 INFO L290 TraceCheckUtils]: 26: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~send2~0 != ~nomsg~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,213 INFO L290 TraceCheckUtils]: 27: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,213 INFO L290 TraceCheckUtils]: 28: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !!(0 == ~mode3~0 % 256); {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,214 INFO L290 TraceCheckUtils]: 29: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {1128#(<= (+ ~nomsg~0 1) ~send3~0)} is VALID [2022-02-20 18:44:47,214 INFO L290 TraceCheckUtils]: 30: Hoare triple {1128#(<= (+ ~nomsg~0 1) ~send3~0)} assume !(~send3~0 != ~nomsg~0);main_~node3____CPAchecker_TMP_0~0#1 := ~p3_new~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~0#1 % 256 else main_~node3____CPAchecker_TMP_0~0#1 % 256 - 256);~mode3~0 := 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;havoc main_~check__tmp~2#1; {1125#false} is VALID [2022-02-20 18:44:47,215 INFO L290 TraceCheckUtils]: 31: Hoare triple {1125#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {1125#false} is VALID [2022-02-20 18:44:47,215 INFO L290 TraceCheckUtils]: 32: Hoare triple {1125#false} assume ~r1~0 % 256 < 3;main_~check__tmp~2#1 := 1;~__return_1461~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1461~0;havoc main_~__tmp_3~0#1;main_~__tmp_3~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~2#1;main_~assert__arg~2#1 := main_~__tmp_3~0#1; {1125#false} is VALID [2022-02-20 18:44:47,215 INFO L290 TraceCheckUtils]: 33: Hoare triple {1125#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__m1~3#1;main_~node1__m1~3#1 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,215 INFO L290 TraceCheckUtils]: 34: Hoare triple {1125#false} assume !(0 == ~mode1~0 % 256); {1125#false} is VALID [2022-02-20 18:44:47,216 INFO L290 TraceCheckUtils]: 35: Hoare triple {1125#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256;main_~node1__m1~3#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,216 INFO L290 TraceCheckUtils]: 36: Hoare triple {1125#false} assume !(main_~node1__m1~3#1 != ~nomsg~0);~mode1~0 := 0; {1125#false} is VALID [2022-02-20 18:44:47,216 INFO L290 TraceCheckUtils]: 37: Hoare triple {1125#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,216 INFO L290 TraceCheckUtils]: 38: Hoare triple {1125#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,217 INFO L290 TraceCheckUtils]: 39: Hoare triple {1125#false} assume main_~node2__m2~2#1 != ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,217 INFO L290 TraceCheckUtils]: 40: Hoare triple {1125#false} assume !(0 == ~alive2~0 % 256); {1125#false} is VALID [2022-02-20 18:44:47,217 INFO L290 TraceCheckUtils]: 41: Hoare triple {1125#false} assume !(main_~node2__m2~2#1 > ~id2~0); {1125#false} is VALID [2022-02-20 18:44:47,217 INFO L290 TraceCheckUtils]: 42: Hoare triple {1125#false} assume main_~node2__m2~2#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,218 INFO L290 TraceCheckUtils]: 43: Hoare triple {1125#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,218 INFO L290 TraceCheckUtils]: 44: Hoare triple {1125#false} assume main_~node3__m3~2#1 != ~nomsg~0; {1125#false} is VALID [2022-02-20 18:44:47,218 INFO L290 TraceCheckUtils]: 45: Hoare triple {1125#false} assume !(0 == ~alive3~0 % 256); {1125#false} is VALID [2022-02-20 18:44:47,218 INFO L290 TraceCheckUtils]: 46: Hoare triple {1125#false} assume !(main_~node3__m3~2#1 > ~id3~0); {1125#false} is VALID [2022-02-20 18:44:47,219 INFO L290 TraceCheckUtils]: 47: Hoare triple {1125#false} assume main_~node3__m3~2#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 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;havoc main_~check__tmp~3#1; {1125#false} is VALID [2022-02-20 18:44:47,219 INFO L290 TraceCheckUtils]: 48: Hoare triple {1125#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0;~__return_4237~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_4237~0;havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {1125#false} is VALID [2022-02-20 18:44:47,219 INFO L290 TraceCheckUtils]: 49: Hoare triple {1125#false} assume 0 == main_~assert__arg~3#1 % 256; {1125#false} is VALID [2022-02-20 18:44:47,219 INFO L290 TraceCheckUtils]: 50: Hoare triple {1125#false} assume !false; {1125#false} is VALID [2022-02-20 18:44:47,221 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 18:44:47,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:44:47,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475939384] [2022-02-20 18:44:47,222 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475939384] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:44:47,222 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:44:47,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:44:47,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536632814] [2022-02-20 18:44:47,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:44:47,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:44:47,229 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:44:47,232 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:47,284 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:44:47,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:44:47,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:44:47,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:44:47,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:44:47,306 INFO L87 Difference]: Start difference. First operand has 1121 states, 1114 states have (on average 1.8285457809694794) internal successors, (2037), 1120 states have internal predecessors, (2037), 0 states have call successors, (0), 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 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:51,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:44:51,824 INFO L93 Difference]: Finished difference Result 2061 states and 3646 transitions. [2022-02-20 18:44:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:44:51,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:44:51,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:44:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:51,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3646 transitions. [2022-02-20 18:44:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:51,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3646 transitions. [2022-02-20 18:44:51,889 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 3646 transitions. [2022-02-20 18:44:54,360 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3646 edges. 3646 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:44:54,515 INFO L225 Difference]: With dead ends: 2061 [2022-02-20 18:44:54,515 INFO L226 Difference]: Without dead ends: 1339 [2022-02-20 18:44:54,520 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 18:44:54,526 INFO L933 BasicCegarLoop]: 1064 mSDtfsCounter, 6427 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6427 SdHoareTripleChecker+Valid, 1421 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-20 18:44:54,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6427 Valid, 1421 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-20 18:44:54,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2022-02-20 18:44:55,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1327. [2022-02-20 18:44:55,061 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:44:55,067 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1339 states. Second operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,070 INFO L74 IsIncluded]: Start isIncluded. First operand 1339 states. Second operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,072 INFO L87 Difference]: Start difference. First operand 1339 states. Second operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:44:55,155 INFO L93 Difference]: Finished difference Result 1339 states and 1774 transitions. [2022-02-20 18:44:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1774 transitions. [2022-02-20 18:44:55,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:44:55,158 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:44:55,162 INFO L74 IsIncluded]: Start isIncluded. First operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 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 1339 states. [2022-02-20 18:44:55,164 INFO L87 Difference]: Start difference. First operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 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 1339 states. [2022-02-20 18:44:55,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:44:55,242 INFO L93 Difference]: Finished difference Result 1339 states and 1774 transitions. [2022-02-20 18:44:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1774 transitions. [2022-02-20 18:44:55,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:44:55,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:44:55,245 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:44:55,245 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:44:55,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1327 states, 1321 states have (on average 1.336109008327025) internal successors, (1765), 1326 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1327 states and 1765 transitions. [2022-02-20 18:44:55,348 INFO L78 Accepts]: Start accepts. Automaton has 1327 states and 1765 transitions. Word has length 51 [2022-02-20 18:44:55,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:44:55,349 INFO L470 AbstractCegarLoop]: Abstraction has 1327 states and 1765 transitions. [2022-02-20 18:44:55,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1765 transitions. [2022-02-20 18:44:55,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-20 18:44:55,352 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:44:55,353 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] [2022-02-20 18:44:55,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:44:55,353 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 18:44:55,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:44:55,356 INFO L85 PathProgramCache]: Analyzing trace with hash 199718681, now seen corresponding path program 1 times [2022-02-20 18:44:55,357 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:44:55,357 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142608347] [2022-02-20 18:44:55,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:44:55,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:44:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:44:55,488 INFO L290 TraceCheckUtils]: 0: Hoare triple {7914#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;~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];~__return_103~0 := 0;~__return_1471~0 := 0;~__return_4374~0 := 0;~__return_1461~0 := 0;~__return_4237~0 := 0;~__return_1491~0 := 0;~__return_1481~0 := 0;~__return_1431~0 := 0;~__return_3928~0 := 0;~__return_1421~0 := 0;~__return_3817~0 := 0;~__return_1451~0 := 0;~__return_4126~0 := 0;~__return_1441~0 := 0;~__return_4015~0 := 0;~__return_1551~0 := 0;~__return_1541~0 := 0;~__return_1571~0 := 0;~__return_1561~0 := 0;~__return_1511~0 := 0;~__return_1501~0 := 0;~__return_1531~0 := 0;~__return_1521~0 := 0;~__return_1311~0 := 0;~__return_2996~0 := 0;~__return_1301~0 := 0;~__return_2885~0 := 0;~__return_1331~0 := 0;~__return_1321~0 := 0;~__return_1271~0 := 0;~__return_2650~0 := 0;~__return_1261~0 := 0;~__return_2563~0 := 0;~__return_1291~0 := 0;~__return_2798~0 := 0;~__return_1281~0 := 0;~__return_2711~0 := 0;~__return_1391~0 := 0;~__return_3610~0 := 0;~__return_1381~0 := 0;~__return_3499~0 := 0;~__return_1411~0 := 0;~__return_1401~0 := 0;~__return_1351~0 := 0;~__return_3264~0 := 0;~__return_1341~0 := 0;~__return_3177~0 := 0;~__return_1371~0 := 0;~__return_3412~0 := 0;~__return_1361~0 := 0;~__return_3325~0 := 0;~__return_1151~0 := 0;~__return_1141~0 := 0;~__return_2061~0 := 0;~__return_1171~0 := 0;~__return_1161~0 := 0;~__return_1111~0 := 0;~__return_1101~0 := 0;~__return_1867~0 := 0;~__return_5061~0 := 0;~__return_1131~0 := 0;~__return_1121~0 := 0;~__return_1951~0 := 0;~__return_1231~0 := 0;~__return_1221~0 := 0;~__return_2409~0 := 0;~__return_1251~0 := 0;~__return_1241~0 := 0;~__return_1191~0 := 0;~__return_1181~0 := 0;~__return_2215~0 := 0;~__return_1211~0 := 0;~__return_1201~0 := 0;~__return_2299~0 := 0; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,489 INFO L290 TraceCheckUtils]: 1: Hoare triple {7916#(<= (+ ~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_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~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;havoc main_~init__tmp~0#1; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,489 INFO L290 TraceCheckUtils]: 2: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0 % 256; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,490 INFO L290 TraceCheckUtils]: 3: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 >= 1; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,490 INFO L290 TraceCheckUtils]: 4: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,491 INFO L290 TraceCheckUtils]: 5: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~st1~0; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,491 INFO L290 TraceCheckUtils]: 6: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume ~send1~0 == ~id1~0; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,492 INFO L290 TraceCheckUtils]: 7: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~mode1~0 % 256; {7916#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:44:55,492 INFO L290 TraceCheckUtils]: 8: Hoare triple {7916#(<= (+ ~nomsg~0 1) 0)} assume ~id2~0 >= 0; {7917#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:44:55,493 INFO L290 TraceCheckUtils]: 9: Hoare triple {7917#(<= (+ ~nomsg~0 1) ~id2~0)} assume 0 == ~st2~0; {7917#(<= (+ ~nomsg~0 1) ~id2~0)} is VALID [2022-02-20 18:44:55,493 INFO L290 TraceCheckUtils]: 10: Hoare triple {7917#(<= (+ ~nomsg~0 1) ~id2~0)} assume ~send2~0 == ~id2~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,494 INFO L290 TraceCheckUtils]: 11: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode2~0 % 256; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,494 INFO L290 TraceCheckUtils]: 12: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id3~0 >= 0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,494 INFO L290 TraceCheckUtils]: 13: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~st3~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,495 INFO L290 TraceCheckUtils]: 14: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send3~0 == ~id3~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,495 INFO L290 TraceCheckUtils]: 15: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume 0 == ~mode3~0 % 256; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,496 INFO L290 TraceCheckUtils]: 16: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id2~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,496 INFO L290 TraceCheckUtils]: 17: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id1~0 != ~id3~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,496 INFO L290 TraceCheckUtils]: 18: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~id2~0 != ~id3~0;main_~init__tmp~0#1 := 1;~__return_103~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_103~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,497 INFO L290 TraceCheckUtils]: 19: Hoare triple {7918#(<= (+ ~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;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,497 INFO L290 TraceCheckUtils]: 20: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode1~0 % 256); {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,498 INFO L290 TraceCheckUtils]: 21: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,498 INFO L290 TraceCheckUtils]: 22: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~send1~0 != ~nomsg~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,499 INFO L290 TraceCheckUtils]: 23: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0;~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__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,499 INFO L290 TraceCheckUtils]: 24: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume !!(0 == ~mode2~0 % 256); {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,499 INFO L290 TraceCheckUtils]: 25: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {7918#(<= (+ ~nomsg~0 1) ~send2~0)} is VALID [2022-02-20 18:44:55,500 INFO L290 TraceCheckUtils]: 26: Hoare triple {7918#(<= (+ ~nomsg~0 1) ~send2~0)} assume !(~send2~0 != ~nomsg~0);main_~node2____CPAchecker_TMP_0~0#1 := ~p2_new~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~5#1;main_~node3__m3~5#1 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,500 INFO L290 TraceCheckUtils]: 27: Hoare triple {7915#false} assume !!(0 == ~mode3~0 % 256); {7915#false} is VALID [2022-02-20 18:44:55,501 INFO L290 TraceCheckUtils]: 28: Hoare triple {7915#false} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~1#1; {7915#false} is VALID [2022-02-20 18:44:55,501 INFO L290 TraceCheckUtils]: 29: Hoare triple {7915#false} assume ~send3~0 != ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,501 INFO L290 TraceCheckUtils]: 30: Hoare triple {7915#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~1#1 := ~send3~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~1#1 % 256 else main_~node3____CPAchecker_TMP_0~1#1 % 256 - 256);~mode3~0 := 1;~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;havoc main_~check__tmp~6#1; {7915#false} is VALID [2022-02-20 18:44:55,501 INFO L290 TraceCheckUtils]: 31: Hoare triple {7915#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {7915#false} is VALID [2022-02-20 18:44:55,502 INFO L290 TraceCheckUtils]: 32: Hoare triple {7915#false} assume ~r1~0 % 256 < 3;main_~check__tmp~6#1 := 1;~__return_1431~0 := main_~check__tmp~6#1;main_~main__c1~0#1 := ~__return_1431~0;havoc main_~__tmp_7~0#1;main_~__tmp_7~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~6#1;main_~assert__arg~6#1 := main_~__tmp_7~0#1; {7915#false} is VALID [2022-02-20 18:44:55,502 INFO L290 TraceCheckUtils]: 33: Hoare triple {7915#false} assume !(0 == main_~assert__arg~6#1 % 256);havoc main_~node1__m1~6#1;main_~node1__m1~6#1 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,502 INFO L290 TraceCheckUtils]: 34: Hoare triple {7915#false} assume !(0 == ~mode1~0 % 256); {7915#false} is VALID [2022-02-20 18:44:55,502 INFO L290 TraceCheckUtils]: 35: Hoare triple {7915#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256;main_~node1__m1~6#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,503 INFO L290 TraceCheckUtils]: 36: Hoare triple {7915#false} assume main_~node1__m1~6#1 != ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,503 INFO L290 TraceCheckUtils]: 37: Hoare triple {7915#false} assume !(0 == ~alive1~0 % 256); {7915#false} is VALID [2022-02-20 18:44:55,503 INFO L290 TraceCheckUtils]: 38: Hoare triple {7915#false} assume !(main_~node1__m1~6#1 > ~id1~0); {7915#false} is VALID [2022-02-20 18:44:55,503 INFO L290 TraceCheckUtils]: 39: Hoare triple {7915#false} assume main_~node1__m1~6#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~5#1;main_~node2__m2~5#1 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,503 INFO L290 TraceCheckUtils]: 40: Hoare triple {7915#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~5#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,504 INFO L290 TraceCheckUtils]: 41: Hoare triple {7915#false} assume main_~node2__m2~5#1 != ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,504 INFO L290 TraceCheckUtils]: 42: Hoare triple {7915#false} assume !(0 == ~alive2~0 % 256); {7915#false} is VALID [2022-02-20 18:44:55,504 INFO L290 TraceCheckUtils]: 43: Hoare triple {7915#false} assume !(main_~node2__m2~5#1 > ~id2~0); {7915#false} is VALID [2022-02-20 18:44:55,504 INFO L290 TraceCheckUtils]: 44: Hoare triple {7915#false} assume main_~node2__m2~5#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~6#1;main_~node3__m3~6#1 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,505 INFO L290 TraceCheckUtils]: 45: Hoare triple {7915#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~6#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {7915#false} is VALID [2022-02-20 18:44:55,505 INFO L290 TraceCheckUtils]: 46: Hoare triple {7915#false} assume !(main_~node3__m3~6#1 != ~nomsg~0);~mode3~0 := 0; {7915#false} is VALID [2022-02-20 18:44:55,505 INFO L290 TraceCheckUtils]: 47: Hoare triple {7915#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;havoc main_~check__tmp~7#1; {7915#false} is VALID [2022-02-20 18:44:55,505 INFO L290 TraceCheckUtils]: 48: Hoare triple {7915#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~7#1 := 0;~__return_3928~0 := main_~check__tmp~7#1;main_~main__c1~0#1 := ~__return_3928~0;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; {7915#false} is VALID [2022-02-20 18:44:55,506 INFO L290 TraceCheckUtils]: 49: Hoare triple {7915#false} assume 0 == main_~assert__arg~7#1 % 256; {7915#false} is VALID [2022-02-20 18:44:55,506 INFO L290 TraceCheckUtils]: 50: Hoare triple {7915#false} assume !false; {7915#false} is VALID [2022-02-20 18:44:55,506 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 18:44:55,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:44:55,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142608347] [2022-02-20 18:44:55,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142608347] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:44:55,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:44:55,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:44:55,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142084060] [2022-02-20 18:44:55,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:44:55,509 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:44:55,509 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:44:55,509 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:55,545 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:44:55,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:44:55,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:44:55,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:44:55,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:44:55,547 INFO L87 Difference]: Start difference. First operand 1327 states and 1765 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:59,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:44:59,393 INFO L93 Difference]: Finished difference Result 2510 states and 3426 transitions. [2022-02-20 18:44:59,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:44:59,394 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:44:59,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:44:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2468 transitions. [2022-02-20 18:44:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:44:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2468 transitions. [2022-02-20 18:44:59,417 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 2468 transitions. [2022-02-20 18:45:01,229 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2468 edges. 2468 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:01,341 INFO L225 Difference]: With dead ends: 2510 [2022-02-20 18:45:01,341 INFO L226 Difference]: Without dead ends: 1697 [2022-02-20 18:45:01,342 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 18:45:01,343 INFO L933 BasicCegarLoop]: 574 mSDtfsCounter, 4270 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4270 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 18:45:01,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4270 Valid, 820 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 18:45:01,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1697 states. [2022-02-20 18:45:02,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1697 to 1687. [2022-02-20 18:45:02,318 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:45:02,321 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1697 states. Second operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:02,324 INFO L74 IsIncluded]: Start isIncluded. First operand 1697 states. Second operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:02,326 INFO L87 Difference]: Start difference. First operand 1697 states. Second operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:02,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:02,461 INFO L93 Difference]: Finished difference Result 1697 states and 2302 transitions. [2022-02-20 18:45:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2302 transitions. [2022-02-20 18:45:02,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:02,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:02,467 INFO L74 IsIncluded]: Start isIncluded. First operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 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 1697 states. [2022-02-20 18:45:02,469 INFO L87 Difference]: Start difference. First operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 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 1697 states. [2022-02-20 18:45:02,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:02,604 INFO L93 Difference]: Finished difference Result 1697 states and 2302 transitions. [2022-02-20 18:45:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2302 transitions. [2022-02-20 18:45:02,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:02,607 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:02,607 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:45:02,608 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:45:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1687 states, 1681 states have (on average 1.3652587745389648) internal successors, (2295), 1686 states have internal predecessors, (2295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2295 transitions. [2022-02-20 18:45:02,784 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2295 transitions. Word has length 51 [2022-02-20 18:45:02,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:45:02,786 INFO L470 AbstractCegarLoop]: Abstraction has 1687 states and 2295 transitions. [2022-02-20 18:45:02,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2295 transitions. [2022-02-20 18:45:02,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-20 18:45:02,791 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:02,791 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] [2022-02-20 18:45:02,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:45:02,791 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 18:45:02,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:02,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1084504014, now seen corresponding path program 1 times [2022-02-20 18:45:02,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:02,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398752290] [2022-02-20 18:45:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:02,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:02,934 INFO L290 TraceCheckUtils]: 0: Hoare triple {16551#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;~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];~__return_103~0 := 0;~__return_1471~0 := 0;~__return_4374~0 := 0;~__return_1461~0 := 0;~__return_4237~0 := 0;~__return_1491~0 := 0;~__return_1481~0 := 0;~__return_1431~0 := 0;~__return_3928~0 := 0;~__return_1421~0 := 0;~__return_3817~0 := 0;~__return_1451~0 := 0;~__return_4126~0 := 0;~__return_1441~0 := 0;~__return_4015~0 := 0;~__return_1551~0 := 0;~__return_1541~0 := 0;~__return_1571~0 := 0;~__return_1561~0 := 0;~__return_1511~0 := 0;~__return_1501~0 := 0;~__return_1531~0 := 0;~__return_1521~0 := 0;~__return_1311~0 := 0;~__return_2996~0 := 0;~__return_1301~0 := 0;~__return_2885~0 := 0;~__return_1331~0 := 0;~__return_1321~0 := 0;~__return_1271~0 := 0;~__return_2650~0 := 0;~__return_1261~0 := 0;~__return_2563~0 := 0;~__return_1291~0 := 0;~__return_2798~0 := 0;~__return_1281~0 := 0;~__return_2711~0 := 0;~__return_1391~0 := 0;~__return_3610~0 := 0;~__return_1381~0 := 0;~__return_3499~0 := 0;~__return_1411~0 := 0;~__return_1401~0 := 0;~__return_1351~0 := 0;~__return_3264~0 := 0;~__return_1341~0 := 0;~__return_3177~0 := 0;~__return_1371~0 := 0;~__return_3412~0 := 0;~__return_1361~0 := 0;~__return_3325~0 := 0;~__return_1151~0 := 0;~__return_1141~0 := 0;~__return_2061~0 := 0;~__return_1171~0 := 0;~__return_1161~0 := 0;~__return_1111~0 := 0;~__return_1101~0 := 0;~__return_1867~0 := 0;~__return_5061~0 := 0;~__return_1131~0 := 0;~__return_1121~0 := 0;~__return_1951~0 := 0;~__return_1231~0 := 0;~__return_1221~0 := 0;~__return_2409~0 := 0;~__return_1251~0 := 0;~__return_1241~0 := 0;~__return_1191~0 := 0;~__return_1181~0 := 0;~__return_2215~0 := 0;~__return_1211~0 := 0;~__return_1201~0 := 0;~__return_2299~0 := 0; {16553#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:45:02,935 INFO L290 TraceCheckUtils]: 1: Hoare triple {16553#(<= (+ ~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_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~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;havoc main_~init__tmp~0#1; {16553#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:45:02,936 INFO L290 TraceCheckUtils]: 2: Hoare triple {16553#(<= (+ ~nomsg~0 1) 0)} assume 0 == ~r1~0 % 256; {16553#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:45:02,937 INFO L290 TraceCheckUtils]: 3: Hoare triple {16553#(<= (+ ~nomsg~0 1) 0)} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 >= 1; {16553#(<= (+ ~nomsg~0 1) 0)} is VALID [2022-02-20 18:45:02,939 INFO L290 TraceCheckUtils]: 4: Hoare triple {16553#(<= (+ ~nomsg~0 1) 0)} assume ~id1~0 >= 0; {16554#(<= (+ ~nomsg~0 1) ~id1~0)} is VALID [2022-02-20 18:45:02,939 INFO L290 TraceCheckUtils]: 5: Hoare triple {16554#(<= (+ ~nomsg~0 1) ~id1~0)} assume 0 == ~st1~0; {16554#(<= (+ ~nomsg~0 1) ~id1~0)} is VALID [2022-02-20 18:45:02,939 INFO L290 TraceCheckUtils]: 6: Hoare triple {16554#(<= (+ ~nomsg~0 1) ~id1~0)} assume ~send1~0 == ~id1~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,940 INFO L290 TraceCheckUtils]: 7: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode1~0 % 256; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,940 INFO L290 TraceCheckUtils]: 8: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id2~0 >= 0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,942 INFO L290 TraceCheckUtils]: 9: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~st2~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,942 INFO L290 TraceCheckUtils]: 10: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~send2~0 == ~id2~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,943 INFO L290 TraceCheckUtils]: 11: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode2~0 % 256; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,944 INFO L290 TraceCheckUtils]: 12: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id3~0 >= 0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,944 INFO L290 TraceCheckUtils]: 13: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~st3~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,952 INFO L290 TraceCheckUtils]: 14: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~send3~0 == ~id3~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,953 INFO L290 TraceCheckUtils]: 15: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume 0 == ~mode3~0 % 256; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,953 INFO L290 TraceCheckUtils]: 16: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id1~0 != ~id2~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,956 INFO L290 TraceCheckUtils]: 17: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id1~0 != ~id3~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,956 INFO L290 TraceCheckUtils]: 18: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume ~id2~0 != ~id3~0;main_~init__tmp~0#1 := 1;~__return_103~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_103~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,957 INFO L290 TraceCheckUtils]: 19: Hoare triple {16555#(<= (+ ~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;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,957 INFO L290 TraceCheckUtils]: 20: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume !!(0 == ~mode1~0 % 256); {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,958 INFO L290 TraceCheckUtils]: 21: Hoare triple {16555#(<= (+ ~nomsg~0 1) ~send1~0)} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {16555#(<= (+ ~nomsg~0 1) ~send1~0)} is VALID [2022-02-20 18:45:02,958 INFO L290 TraceCheckUtils]: 22: Hoare triple {16555#(<= (+ ~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__m2~17#1;main_~node2__m2~17#1 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,959 INFO L290 TraceCheckUtils]: 23: Hoare triple {16552#false} assume !!(0 == ~mode2~0 % 256); {16552#false} is VALID [2022-02-20 18:45:02,959 INFO L290 TraceCheckUtils]: 24: Hoare triple {16552#false} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {16552#false} is VALID [2022-02-20 18:45:02,959 INFO L290 TraceCheckUtils]: 25: Hoare triple {16552#false} assume ~send2~0 != ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,960 INFO L290 TraceCheckUtils]: 26: Hoare triple {16552#false} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~1#1 := ~send2~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~1#1 % 256 else main_~node2____CPAchecker_TMP_0~1#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~12#1;main_~node3__m3~12#1 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,960 INFO L290 TraceCheckUtils]: 27: Hoare triple {16552#false} assume !!(0 == ~mode3~0 % 256); {16552#false} is VALID [2022-02-20 18:45:02,960 INFO L290 TraceCheckUtils]: 28: Hoare triple {16552#false} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~4#1; {16552#false} is VALID [2022-02-20 18:45:02,960 INFO L290 TraceCheckUtils]: 29: Hoare triple {16552#false} assume ~send3~0 != ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,961 INFO L290 TraceCheckUtils]: 30: Hoare triple {16552#false} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~4#1 := ~send3~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~4#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~4#1 % 256 else main_~node3____CPAchecker_TMP_0~4#1 % 256 - 256);~mode3~0 := 1;~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;havoc main_~check__tmp~22#1; {16552#false} is VALID [2022-02-20 18:45:02,961 INFO L290 TraceCheckUtils]: 31: Hoare triple {16552#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {16552#false} is VALID [2022-02-20 18:45:02,962 INFO L290 TraceCheckUtils]: 32: Hoare triple {16552#false} assume ~r1~0 % 256 < 3;main_~check__tmp~22#1 := 1;~__return_1311~0 := main_~check__tmp~22#1;main_~main__c1~0#1 := ~__return_1311~0;havoc main_~__tmp_23~0#1;main_~__tmp_23~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~22#1;main_~assert__arg~22#1 := main_~__tmp_23~0#1; {16552#false} is VALID [2022-02-20 18:45:02,962 INFO L290 TraceCheckUtils]: 33: Hoare triple {16552#false} assume !(0 == main_~assert__arg~22#1 % 256);havoc main_~node1__m1~20#1;main_~node1__m1~20#1 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,962 INFO L290 TraceCheckUtils]: 34: Hoare triple {16552#false} assume !(0 == ~mode1~0 % 256); {16552#false} is VALID [2022-02-20 18:45:02,963 INFO L290 TraceCheckUtils]: 35: Hoare triple {16552#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256;main_~node1__m1~20#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,963 INFO L290 TraceCheckUtils]: 36: Hoare triple {16552#false} assume main_~node1__m1~20#1 != ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,963 INFO L290 TraceCheckUtils]: 37: Hoare triple {16552#false} assume !(0 == ~alive1~0 % 256); {16552#false} is VALID [2022-02-20 18:45:02,963 INFO L290 TraceCheckUtils]: 38: Hoare triple {16552#false} assume !(main_~node1__m1~20#1 > ~id1~0); {16552#false} is VALID [2022-02-20 18:45:02,963 INFO L290 TraceCheckUtils]: 39: Hoare triple {16552#false} assume main_~node1__m1~20#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~18#1;main_~node2__m2~18#1 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 40: Hoare triple {16552#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~18#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 41: Hoare triple {16552#false} assume !(main_~node2__m2~18#1 != ~nomsg~0);~mode2~0 := 0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 42: Hoare triple {16552#false} havoc main_~node3__m3~13#1;main_~node3__m3~13#1 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 43: Hoare triple {16552#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~13#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 44: Hoare triple {16552#false} assume main_~node3__m3~13#1 != ~nomsg~0; {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 45: Hoare triple {16552#false} assume !(0 == ~alive3~0 % 256); {16552#false} is VALID [2022-02-20 18:45:02,964 INFO L290 TraceCheckUtils]: 46: Hoare triple {16552#false} assume !(main_~node3__m3~13#1 > ~id3~0); {16552#false} is VALID [2022-02-20 18:45:02,965 INFO L290 TraceCheckUtils]: 47: Hoare triple {16552#false} assume main_~node3__m3~13#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 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;havoc main_~check__tmp~23#1; {16552#false} is VALID [2022-02-20 18:45:02,965 INFO L290 TraceCheckUtils]: 48: Hoare triple {16552#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~23#1 := 0;~__return_2996~0 := main_~check__tmp~23#1;main_~main__c1~0#1 := ~__return_2996~0;havoc main_~__tmp_24~0#1;main_~__tmp_24~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~23#1;main_~assert__arg~23#1 := main_~__tmp_24~0#1; {16552#false} is VALID [2022-02-20 18:45:02,965 INFO L290 TraceCheckUtils]: 49: Hoare triple {16552#false} assume 0 == main_~assert__arg~23#1 % 256; {16552#false} is VALID [2022-02-20 18:45:02,965 INFO L290 TraceCheckUtils]: 50: Hoare triple {16552#false} assume !false; {16552#false} is VALID [2022-02-20 18:45:02,965 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 18:45:02,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:02,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398752290] [2022-02-20 18:45:02,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398752290] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:02,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:02,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:45:02,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128259750] [2022-02-20 18:45:02,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:02,966 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:45:02,966 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:02,967 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:03,006 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:03,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:45:03,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:03,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:45:03,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:45:03,010 INFO L87 Difference]: Start difference. First operand 1687 states and 2295 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:07,377 INFO L93 Difference]: Finished difference Result 3362 states and 4642 transitions. [2022-02-20 18:45:07,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:45:07,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-02-20 18:45:07,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:45:07,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2134 transitions. [2022-02-20 18:45:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2134 transitions. [2022-02-20 18:45:07,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 2134 transitions. [2022-02-20 18:45:08,826 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2134 edges. 2134 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:09,055 INFO L225 Difference]: With dead ends: 3362 [2022-02-20 18:45:09,055 INFO L226 Difference]: Without dead ends: 2476 [2022-02-20 18:45:09,057 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 18:45:09,058 INFO L933 BasicCegarLoop]: 498 mSDtfsCounter, 3806 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3806 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-20 18:45:09,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3806 Valid, 776 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-20 18:45:09,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2022-02-20 18:45:10,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2470. [2022-02-20 18:45:10,961 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:45:10,964 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2476 states. Second operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:10,967 INFO L74 IsIncluded]: Start isIncluded. First operand 2476 states. Second operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:10,970 INFO L87 Difference]: Start difference. First operand 2476 states. Second operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:11,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:11,246 INFO L93 Difference]: Finished difference Result 2476 states and 3366 transitions. [2022-02-20 18:45:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3366 transitions. [2022-02-20 18:45:11,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:11,250 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:11,265 INFO L74 IsIncluded]: Start isIncluded. First operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 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 2476 states. [2022-02-20 18:45:11,269 INFO L87 Difference]: Start difference. First operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 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 2476 states. [2022-02-20 18:45:11,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:11,526 INFO L93 Difference]: Finished difference Result 2476 states and 3366 transitions. [2022-02-20 18:45:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3366 transitions. [2022-02-20 18:45:11,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:11,530 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:11,530 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:45:11,530 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:45:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2464 states have (on average 1.364448051948052) internal successors, (3362), 2469 states have internal predecessors, (3362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:11,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 3362 transitions. [2022-02-20 18:45:11,862 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 3362 transitions. Word has length 51 [2022-02-20 18:45:11,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:45:11,862 INFO L470 AbstractCegarLoop]: Abstraction has 2470 states and 3362 transitions. [2022-02-20 18:45:11,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3362 transitions. [2022-02-20 18:45:11,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-02-20 18:45:11,865 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:11,865 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] [2022-02-20 18:45:11,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:45:11,866 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 18:45:11,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:11,866 INFO L85 PathProgramCache]: Analyzing trace with hash -614217846, now seen corresponding path program 1 times [2022-02-20 18:45:11,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:11,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920715599] [2022-02-20 18:45:11,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:11,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:12,022 INFO L290 TraceCheckUtils]: 0: Hoare triple {28996#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;~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];~__return_103~0 := 0;~__return_1471~0 := 0;~__return_4374~0 := 0;~__return_1461~0 := 0;~__return_4237~0 := 0;~__return_1491~0 := 0;~__return_1481~0 := 0;~__return_1431~0 := 0;~__return_3928~0 := 0;~__return_1421~0 := 0;~__return_3817~0 := 0;~__return_1451~0 := 0;~__return_4126~0 := 0;~__return_1441~0 := 0;~__return_4015~0 := 0;~__return_1551~0 := 0;~__return_1541~0 := 0;~__return_1571~0 := 0;~__return_1561~0 := 0;~__return_1511~0 := 0;~__return_1501~0 := 0;~__return_1531~0 := 0;~__return_1521~0 := 0;~__return_1311~0 := 0;~__return_2996~0 := 0;~__return_1301~0 := 0;~__return_2885~0 := 0;~__return_1331~0 := 0;~__return_1321~0 := 0;~__return_1271~0 := 0;~__return_2650~0 := 0;~__return_1261~0 := 0;~__return_2563~0 := 0;~__return_1291~0 := 0;~__return_2798~0 := 0;~__return_1281~0 := 0;~__return_2711~0 := 0;~__return_1391~0 := 0;~__return_3610~0 := 0;~__return_1381~0 := 0;~__return_3499~0 := 0;~__return_1411~0 := 0;~__return_1401~0 := 0;~__return_1351~0 := 0;~__return_3264~0 := 0;~__return_1341~0 := 0;~__return_3177~0 := 0;~__return_1371~0 := 0;~__return_3412~0 := 0;~__return_1361~0 := 0;~__return_3325~0 := 0;~__return_1151~0 := 0;~__return_1141~0 := 0;~__return_2061~0 := 0;~__return_1171~0 := 0;~__return_1161~0 := 0;~__return_1111~0 := 0;~__return_1101~0 := 0;~__return_1867~0 := 0;~__return_5061~0 := 0;~__return_1131~0 := 0;~__return_1121~0 := 0;~__return_1951~0 := 0;~__return_1231~0 := 0;~__return_1221~0 := 0;~__return_2409~0 := 0;~__return_1251~0 := 0;~__return_1241~0 := 0;~__return_1191~0 := 0;~__return_1181~0 := 0;~__return_2215~0 := 0;~__return_1211~0 := 0;~__return_1201~0 := 0;~__return_2299~0 := 0; {28998#(and (<= (+ ~nomsg~0 1) 0) (<= 0 (+ ~nomsg~0 1)))} is VALID [2022-02-20 18:45:12,023 INFO L290 TraceCheckUtils]: 1: Hoare triple {28998#(and (<= (+ ~nomsg~0 1) 0) (<= 0 (+ ~nomsg~0 1)))} 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_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~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;havoc main_~init__tmp~0#1; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,024 INFO L290 TraceCheckUtils]: 2: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~r1~0 % 256; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,024 INFO L290 TraceCheckUtils]: 3: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 >= 1; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,025 INFO L290 TraceCheckUtils]: 4: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id1~0 >= 0; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,025 INFO L290 TraceCheckUtils]: 5: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~st1~0; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,026 INFO L290 TraceCheckUtils]: 6: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~send1~0 == ~id1~0; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,026 INFO L290 TraceCheckUtils]: 7: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~mode1~0 % 256; {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,027 INFO L290 TraceCheckUtils]: 8: Hoare triple {28999#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id2~0 >= 0; {29000#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) ~id2~0) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,027 INFO L290 TraceCheckUtils]: 9: Hoare triple {29000#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) ~id2~0) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~st2~0; {29000#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) ~id2~0) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,031 INFO L290 TraceCheckUtils]: 10: Hoare triple {29000#(and (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) ~id2~0) (<= (+ ~nomsg~0 1) 0))} assume ~send2~0 == ~id2~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,032 INFO L290 TraceCheckUtils]: 11: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~mode2~0 % 256; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,033 INFO L290 TraceCheckUtils]: 12: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id3~0 >= 0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,033 INFO L290 TraceCheckUtils]: 13: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~st3~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,034 INFO L290 TraceCheckUtils]: 14: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~send3~0 == ~id3~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,034 INFO L290 TraceCheckUtils]: 15: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 == ~mode3~0 % 256; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,035 INFO L290 TraceCheckUtils]: 16: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id1~0 != ~id2~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,035 INFO L290 TraceCheckUtils]: 17: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id1~0 != ~id3~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,036 INFO L290 TraceCheckUtils]: 18: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~id2~0 != ~id3~0;main_~init__tmp~0#1 := 1;~__return_103~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_103~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,036 INFO L290 TraceCheckUtils]: 19: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,037 INFO L290 TraceCheckUtils]: 20: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume !!(0 == ~mode1~0 % 256); {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,037 INFO L290 TraceCheckUtils]: 21: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,038 INFO L290 TraceCheckUtils]: 22: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~send1~0 != ~nomsg~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,039 INFO L290 TraceCheckUtils]: 23: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0;~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__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,039 INFO L290 TraceCheckUtils]: 24: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume !!(0 == ~mode2~0 % 256); {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,040 INFO L290 TraceCheckUtils]: 25: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,040 INFO L290 TraceCheckUtils]: 26: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~send2~0 != ~nomsg~0; {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} is VALID [2022-02-20 18:45:12,041 INFO L290 TraceCheckUtils]: 27: Hoare triple {29001#(and (<= (+ ~nomsg~0 1) ~send2~0) (<= ~send2~0 (+ ~nomsg~0 128)) (<= (+ ~nomsg~0 1) 0))} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {29002#(not (= ~nomsg~0 ~p2_new~0))} is VALID [2022-02-20 18:45:12,042 INFO L290 TraceCheckUtils]: 28: Hoare triple {29002#(not (= ~nomsg~0 ~p2_new~0))} assume !!(0 == ~mode3~0 % 256); {29002#(not (= ~nomsg~0 ~p2_new~0))} is VALID [2022-02-20 18:45:12,042 INFO L290 TraceCheckUtils]: 29: Hoare triple {29002#(not (= ~nomsg~0 ~p2_new~0))} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {29002#(not (= ~nomsg~0 ~p2_new~0))} is VALID [2022-02-20 18:45:12,043 INFO L290 TraceCheckUtils]: 30: Hoare triple {29002#(not (= ~nomsg~0 ~p2_new~0))} assume ~send3~0 != ~nomsg~0; {29002#(not (= ~nomsg~0 ~p2_new~0))} is VALID [2022-02-20 18:45:12,043 INFO L290 TraceCheckUtils]: 31: Hoare triple {29002#(not (= ~nomsg~0 ~p2_new~0))} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~0#1 := ~send3~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~0#1 % 256 else main_~node3____CPAchecker_TMP_0~0#1 % 256 - 256);~mode3~0 := 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;havoc main_~check__tmp~0#1; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,044 INFO L290 TraceCheckUtils]: 32: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,044 INFO L290 TraceCheckUtils]: 33: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume ~r1~0 % 256 < 3;main_~check__tmp~0#1 := 1;~__return_1471~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1471~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,045 INFO L290 TraceCheckUtils]: 34: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,045 INFO L290 TraceCheckUtils]: 35: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == ~mode1~0 % 256); {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,046 INFO L290 TraceCheckUtils]: 36: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256;main_~node1__m1~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,046 INFO L290 TraceCheckUtils]: 37: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume main_~node1__m1~1#1 != ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,046 INFO L290 TraceCheckUtils]: 38: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == ~alive1~0 % 256); {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,047 INFO L290 TraceCheckUtils]: 39: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(main_~node1__m1~1#1 > ~id1~0); {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,047 INFO L290 TraceCheckUtils]: 40: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,048 INFO L290 TraceCheckUtils]: 41: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,049 INFO L290 TraceCheckUtils]: 42: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume main_~node2__m2~1#1 != ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,049 INFO L290 TraceCheckUtils]: 43: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == ~alive2~0 % 256); {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,050 INFO L290 TraceCheckUtils]: 44: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(main_~node2__m2~1#1 > ~id2~0); {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,050 INFO L290 TraceCheckUtils]: 45: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume main_~node2__m2~1#1 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {29003#(not (= ~nomsg~0 ~p2_old~0))} is VALID [2022-02-20 18:45:12,051 INFO L290 TraceCheckUtils]: 46: Hoare triple {29003#(not (= ~nomsg~0 ~p2_old~0))} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {29004#(not (= ~nomsg~0 |ULTIMATE.start_main_~node3__m3~1#1|))} is VALID [2022-02-20 18:45:12,051 INFO L290 TraceCheckUtils]: 47: Hoare triple {29004#(not (= ~nomsg~0 |ULTIMATE.start_main_~node3__m3~1#1|))} assume !(main_~node3__m3~1#1 != ~nomsg~0);~mode3~0 := 0; {28997#false} is VALID [2022-02-20 18:45:12,051 INFO L290 TraceCheckUtils]: 48: Hoare triple {28997#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;havoc main_~check__tmp~7#1; {28997#false} is VALID [2022-02-20 18:45:12,051 INFO L290 TraceCheckUtils]: 49: Hoare triple {28997#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~7#1 := 0;~__return_3928~0 := main_~check__tmp~7#1;main_~main__c1~0#1 := ~__return_3928~0;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; {28997#false} is VALID [2022-02-20 18:45:12,055 INFO L290 TraceCheckUtils]: 50: Hoare triple {28997#false} assume 0 == main_~assert__arg~7#1 % 256; {28997#false} is VALID [2022-02-20 18:45:12,055 INFO L290 TraceCheckUtils]: 51: Hoare triple {28997#false} assume !false; {28997#false} is VALID [2022-02-20 18:45:12,055 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 18:45:12,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:12,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920715599] [2022-02-20 18:45:12,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920715599] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:12,056 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:12,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 18:45:12,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016774702] [2022-02-20 18:45:12,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:12,057 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2022-02-20 18:45:12,058 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:12,058 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:12,104 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:12,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-20 18:45:12,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:12,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-20 18:45:12,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-02-20 18:45:12,108 INFO L87 Difference]: Start difference. First operand 2470 states and 3362 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:25,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:25,955 INFO L93 Difference]: Finished difference Result 5298 states and 7527 transitions. [2022-02-20 18:45:25,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 18:45:25,956 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2022-02-20 18:45:25,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:45:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1998 transitions. [2022-02-20 18:45:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1998 transitions. [2022-02-20 18:45:25,968 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 1998 transitions. [2022-02-20 18:45:27,427 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1998 edges. 1998 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:28,341 INFO L225 Difference]: With dead ends: 5298 [2022-02-20 18:45:28,341 INFO L226 Difference]: Without dead ends: 5293 [2022-02-20 18:45:28,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=438, Unknown=0, NotChecked=0, Total=600 [2022-02-20 18:45:28,343 INFO L933 BasicCegarLoop]: 599 mSDtfsCounter, 4865 mSDsluCounter, 2170 mSDsCounter, 0 mSdLazyCounter, 2641 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4865 SdHoareTripleChecker+Valid, 2769 SdHoareTripleChecker+Invalid, 2764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-20 18:45:28,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4865 Valid, 2769 Invalid, 2764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2641 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-20 18:45:28,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-02-20 18:45:30,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 2470. [2022-02-20 18:45:30,907 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:45:30,910 INFO L82 GeneralOperation]: Start isEquivalent. First operand 5293 states. Second operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:30,912 INFO L74 IsIncluded]: Start isIncluded. First operand 5293 states. Second operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:30,913 INFO L87 Difference]: Start difference. First operand 5293 states. Second operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:31,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:31,688 INFO L93 Difference]: Finished difference Result 5293 states and 7522 transitions. [2022-02-20 18:45:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 7522 transitions. [2022-02-20 18:45:31,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:31,694 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:31,698 INFO L74 IsIncluded]: Start isIncluded. First operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 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 5293 states. [2022-02-20 18:45:31,700 INFO L87 Difference]: Start difference. First operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 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 5293 states. [2022-02-20 18:45:32,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:45:32,462 INFO L93 Difference]: Finished difference Result 5293 states and 7522 transitions. [2022-02-20 18:45:32,462 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 7522 transitions. [2022-02-20 18:45:32,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:45:32,469 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:45:32,469 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:45:32,469 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:45:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2464 states have (on average 1.3640422077922079) internal successors, (3361), 2469 states have internal predecessors, (3361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 3361 transitions. [2022-02-20 18:45:32,767 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 3361 transitions. Word has length 52 [2022-02-20 18:45:32,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:45:32,767 INFO L470 AbstractCegarLoop]: Abstraction has 2470 states and 3361 transitions. [2022-02-20 18:45:32,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3361 transitions. [2022-02-20 18:45:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-02-20 18:45:32,769 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:45:32,769 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] [2022-02-20 18:45:32,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:45:32,770 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 18:45:32,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:45:32,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1085905725, now seen corresponding path program 1 times [2022-02-20 18:45:32,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:45:32,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682692950] [2022-02-20 18:45:32,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:45:32,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:45:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:45:32,925 INFO L290 TraceCheckUtils]: 0: Hoare triple {49979#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;~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];~__return_103~0 := 0;~__return_1471~0 := 0;~__return_4374~0 := 0;~__return_1461~0 := 0;~__return_4237~0 := 0;~__return_1491~0 := 0;~__return_1481~0 := 0;~__return_1431~0 := 0;~__return_3928~0 := 0;~__return_1421~0 := 0;~__return_3817~0 := 0;~__return_1451~0 := 0;~__return_4126~0 := 0;~__return_1441~0 := 0;~__return_4015~0 := 0;~__return_1551~0 := 0;~__return_1541~0 := 0;~__return_1571~0 := 0;~__return_1561~0 := 0;~__return_1511~0 := 0;~__return_1501~0 := 0;~__return_1531~0 := 0;~__return_1521~0 := 0;~__return_1311~0 := 0;~__return_2996~0 := 0;~__return_1301~0 := 0;~__return_2885~0 := 0;~__return_1331~0 := 0;~__return_1321~0 := 0;~__return_1271~0 := 0;~__return_2650~0 := 0;~__return_1261~0 := 0;~__return_2563~0 := 0;~__return_1291~0 := 0;~__return_2798~0 := 0;~__return_1281~0 := 0;~__return_2711~0 := 0;~__return_1391~0 := 0;~__return_3610~0 := 0;~__return_1381~0 := 0;~__return_3499~0 := 0;~__return_1411~0 := 0;~__return_1401~0 := 0;~__return_1351~0 := 0;~__return_3264~0 := 0;~__return_1341~0 := 0;~__return_3177~0 := 0;~__return_1371~0 := 0;~__return_3412~0 := 0;~__return_1361~0 := 0;~__return_3325~0 := 0;~__return_1151~0 := 0;~__return_1141~0 := 0;~__return_2061~0 := 0;~__return_1171~0 := 0;~__return_1161~0 := 0;~__return_1111~0 := 0;~__return_1101~0 := 0;~__return_1867~0 := 0;~__return_5061~0 := 0;~__return_1131~0 := 0;~__return_1121~0 := 0;~__return_1951~0 := 0;~__return_1231~0 := 0;~__return_1221~0 := 0;~__return_2409~0 := 0;~__return_1251~0 := 0;~__return_1241~0 := 0;~__return_1191~0 := 0;~__return_1181~0 := 0;~__return_2215~0 := 0;~__return_1211~0 := 0;~__return_1201~0 := 0;~__return_2299~0 := 0; {49981#(and (<= (+ ~nomsg~0 1) 0) (<= 0 (+ ~nomsg~0 1)))} is VALID [2022-02-20 18:45:32,926 INFO L290 TraceCheckUtils]: 1: Hoare triple {49981#(and (<= (+ ~nomsg~0 1) 0) (<= 0 (+ ~nomsg~0 1)))} 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_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume -128 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 127;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume -128 <= main_#t~nondet6#1 && main_#t~nondet6#1 <= 127;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume -128 <= main_#t~nondet7#1 && main_#t~nondet7#1 <= 127;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~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;havoc main_~init__tmp~0#1; {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,926 INFO L290 TraceCheckUtils]: 2: Hoare triple {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~r1~0 % 256; {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,927 INFO L290 TraceCheckUtils]: 3: Hoare triple {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 >= 1; {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,927 INFO L290 TraceCheckUtils]: 4: Hoare triple {49982#(and (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id1~0 >= 0; {49983#(and (<= (+ ~nomsg~0 1) ~id1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,928 INFO L290 TraceCheckUtils]: 5: Hoare triple {49983#(and (<= (+ ~nomsg~0 1) ~id1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~st1~0; {49983#(and (<= (+ ~nomsg~0 1) ~id1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,928 INFO L290 TraceCheckUtils]: 6: Hoare triple {49983#(and (<= (+ ~nomsg~0 1) ~id1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~send1~0 == ~id1~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,928 INFO L290 TraceCheckUtils]: 7: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~mode1~0 % 256; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,929 INFO L290 TraceCheckUtils]: 8: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id2~0 >= 0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,929 INFO L290 TraceCheckUtils]: 9: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~st2~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,930 INFO L290 TraceCheckUtils]: 10: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~send2~0 == ~id2~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,930 INFO L290 TraceCheckUtils]: 11: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~mode2~0 % 256; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,931 INFO L290 TraceCheckUtils]: 12: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id3~0 >= 0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,931 INFO L290 TraceCheckUtils]: 13: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~st3~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,931 INFO L290 TraceCheckUtils]: 14: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~send3~0 == ~id3~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,932 INFO L290 TraceCheckUtils]: 15: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume 0 == ~mode3~0 % 256; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,932 INFO L290 TraceCheckUtils]: 16: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id1~0 != ~id2~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,933 INFO L290 TraceCheckUtils]: 17: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id1~0 != ~id3~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,935 INFO L290 TraceCheckUtils]: 18: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~id2~0 != ~id3~0;main_~init__tmp~0#1 := 1;~__return_103~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_103~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,935 INFO L290 TraceCheckUtils]: 19: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} 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;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,936 INFO L290 TraceCheckUtils]: 20: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume !!(0 == ~mode1~0 % 256); {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,936 INFO L290 TraceCheckUtils]: 21: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume !(0 == ~alive1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,937 INFO L290 TraceCheckUtils]: 22: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~send1~0 != ~nomsg~0; {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} is VALID [2022-02-20 18:45:32,938 INFO L290 TraceCheckUtils]: 23: Hoare triple {49984#(and (<= (+ ~nomsg~0 1) ~send1~0) (<= (+ ~nomsg~0 1) 0) (<= ~send1~0 (+ ~nomsg~0 128)))} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~0#1 := ~send1~0;~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__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,938 INFO L290 TraceCheckUtils]: 24: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume !!(0 == ~mode2~0 % 256); {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,938 INFO L290 TraceCheckUtils]: 25: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume !(0 == ~alive2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~0#1; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,938 INFO L290 TraceCheckUtils]: 26: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume ~send2~0 != ~nomsg~0; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,939 INFO L290 TraceCheckUtils]: 27: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~0#1 := ~send2~0;~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~0#1 % 256 else main_~node2____CPAchecker_TMP_0~0#1 % 256 - 256);~mode2~0 := 1;havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,939 INFO L290 TraceCheckUtils]: 28: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume !!(0 == ~mode3~0 % 256); {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,939 INFO L290 TraceCheckUtils]: 29: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume !(0 == ~alive3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,940 INFO L290 TraceCheckUtils]: 30: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume ~send3~0 != ~nomsg~0; {49985#(not (= ~nomsg~0 ~p1_new~0))} is VALID [2022-02-20 18:45:32,940 INFO L290 TraceCheckUtils]: 31: Hoare triple {49985#(not (= ~nomsg~0 ~p1_new~0))} assume ~p3_new~0 == ~nomsg~0;main_~node3____CPAchecker_TMP_0~0#1 := ~send3~0;~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~0#1 % 256 else main_~node3____CPAchecker_TMP_0~0#1 % 256 - 256);~mode3~0 := 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;havoc main_~check__tmp~0#1; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,943 INFO L290 TraceCheckUtils]: 32: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,943 INFO L290 TraceCheckUtils]: 33: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume ~r1~0 % 256 < 3;main_~check__tmp~0#1 := 1;~__return_1471~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1471~0;havoc main_~__tmp_1~0#1;main_~__tmp_1~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~0#1;main_~assert__arg~0#1 := main_~__tmp_1~0#1; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,944 INFO L290 TraceCheckUtils]: 34: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,949 INFO L290 TraceCheckUtils]: 35: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(0 == ~mode1~0 % 256); {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,950 INFO L290 TraceCheckUtils]: 36: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256;main_~node1__m1~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,951 INFO L290 TraceCheckUtils]: 37: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume main_~node1__m1~1#1 != ~nomsg~0; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,952 INFO L290 TraceCheckUtils]: 38: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(0 == ~alive1~0 % 256); {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,952 INFO L290 TraceCheckUtils]: 39: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(main_~node1__m1~1#1 > ~id1~0); {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,954 INFO L290 TraceCheckUtils]: 40: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume main_~node1__m1~1#1 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {49986#(not (= ~nomsg~0 ~p1_old~0))} is VALID [2022-02-20 18:45:32,954 INFO L290 TraceCheckUtils]: 41: Hoare triple {49986#(not (= ~nomsg~0 ~p1_old~0))} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {49987#(not (= ~nomsg~0 |ULTIMATE.start_main_~node2__m2~1#1|))} is VALID [2022-02-20 18:45:32,955 INFO L290 TraceCheckUtils]: 42: Hoare triple {49987#(not (= ~nomsg~0 |ULTIMATE.start_main_~node2__m2~1#1|))} assume !(main_~node2__m2~1#1 != ~nomsg~0);~mode2~0 := 0; {49980#false} is VALID [2022-02-20 18:45:32,955 INFO L290 TraceCheckUtils]: 43: Hoare triple {49980#false} havoc main_~node3__m3~13#1;main_~node3__m3~13#1 := ~nomsg~0; {49980#false} is VALID [2022-02-20 18:45:32,955 INFO L290 TraceCheckUtils]: 44: Hoare triple {49980#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~13#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 45: Hoare triple {49980#false} assume main_~node3__m3~13#1 != ~nomsg~0; {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 46: Hoare triple {49980#false} assume !(0 == ~alive3~0 % 256); {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 47: Hoare triple {49980#false} assume !(main_~node3__m3~13#1 > ~id3~0); {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 48: Hoare triple {49980#false} assume main_~node3__m3~13#1 == ~id3~0;~st3~0 := 1;~mode3~0 := 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;havoc main_~check__tmp~23#1; {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 49: Hoare triple {49980#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~23#1 := 0;~__return_2996~0 := main_~check__tmp~23#1;main_~main__c1~0#1 := ~__return_2996~0;havoc main_~__tmp_24~0#1;main_~__tmp_24~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~23#1;main_~assert__arg~23#1 := main_~__tmp_24~0#1; {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 50: Hoare triple {49980#false} assume 0 == main_~assert__arg~23#1 % 256; {49980#false} is VALID [2022-02-20 18:45:32,956 INFO L290 TraceCheckUtils]: 51: Hoare triple {49980#false} assume !false; {49980#false} is VALID [2022-02-20 18:45:32,957 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 18:45:32,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:45:32,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682692950] [2022-02-20 18:45:32,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682692950] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:45:32,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:45:32,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 18:45:32,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002896082] [2022-02-20 18:45:32,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:45:32,959 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2022-02-20 18:45:32,959 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:45:32,959 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:45:33,001 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:45:33,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-20 18:45:33,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:45:33,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-20 18:45:33,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-02-20 18:45:33,003 INFO L87 Difference]: Start difference. First operand 2470 states and 3361 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)