./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06f1e7cb4ad4b39445b3c30d820384fbedafa8e52cac3d3c0cb4d178fb229699 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:54:29,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:54:29,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:54:30,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:54:30,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:54:30,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:54:30,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:54:30,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:54:30,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:54:30,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:54:30,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:54:30,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:54:30,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:54:30,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:54:30,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:54:30,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:54:30,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:54:30,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:54:30,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:54:30,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:54:30,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:54:30,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:54:30,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:54:30,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:54:30,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:54:30,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:54:30,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:54:30,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:54:30,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:54:30,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:54:30,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:54:30,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:54:30,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:54:30,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:54:30,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:54:30,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:54:30,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:54:30,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:54:30,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:54:30,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:54:30,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:54:30,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:54:30,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:54:30,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:54:30,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:54:30,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:54:30,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:54:30,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:54:30,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:54:30,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:54:30,100 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:54:30,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:54:30,101 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:54:30,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:54:30,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:54:30,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:54:30,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:54:30,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:54:30,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:54:30,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:54:30,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:54:30,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:54:30,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:54:30,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:54:30,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:54:30,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:54:30,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:54:30,105 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:54:30,105 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:54:30,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:54:30,105 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06f1e7cb4ad4b39445b3c30d820384fbedafa8e52cac3d3c0cb4d178fb229699 [2022-02-20 18:54:30,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:54:30,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:54:30,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:54:30,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:54:30,267 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:54:30,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:54:30,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e7038d0/caa5813f0d734d44826935f471a4cadf/FLAG5f920e6ce [2022-02-20 18:54:30,708 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:54:30,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:54:30,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e7038d0/caa5813f0d734d44826935f471a4cadf/FLAG5f920e6ce [2022-02-20 18:54:31,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e7038d0/caa5813f0d734d44826935f471a4cadf [2022-02-20 18:54:31,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:54:31,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:54:31,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:54:31,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:54:31,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:54:31,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dcfe6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31, skipping insertion in model container [2022-02-20 18:54:31,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:54:31,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:54:31,377 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.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[11714,11727] [2022-02-20 18:54:31,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:54:31,423 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:54:31,466 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.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[11714,11727] [2022-02-20 18:54:31,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:54:31,503 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:54:31,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31 WrapperNode [2022-02-20 18:54:31,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:54:31,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:54:31,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:54:31,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:54:31,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,561 INFO L137 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 964 [2022-02-20 18:54:31,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:54:31,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:54:31,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:54:31,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:54:31,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:54:31,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:54:31,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:54:31,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:54:31,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (1/1) ... [2022-02-20 18:54:31,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:54:31,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:54:31,643 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 18:54:31,657 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 18:54:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:54:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:54:31,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:54:31,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:54:31,746 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:54:31,747 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:54:32,444 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:54:32,450 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:54:32,450 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:54:32,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:54:32 BoogieIcfgContainer [2022-02-20 18:54:32,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:54:32,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:54:32,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:54:32,455 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:54:32,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:54:31" (1/3) ... [2022-02-20 18:54:32,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1cd656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:54:32, skipping insertion in model container [2022-02-20 18:54:32,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:54:31" (2/3) ... [2022-02-20 18:54:32,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1cd656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:54:32, skipping insertion in model container [2022-02-20 18:54:32,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:54:32" (3/3) ... [2022-02-20 18:54:32,457 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-02-20 18:54:32,460 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:54:32,460 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:54:32,488 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:54:32,492 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 18:54:32,493 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:54:32,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 255 states have (on average 1.6705882352941177) internal successors, (426), 256 states have internal predecessors, (426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 18:54:32,523 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:32,523 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:32,524 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:32,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:32,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1061563800, now seen corresponding path program 1 times [2022-02-20 18:54:32,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:32,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891466687] [2022-02-20 18:54:32,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:32,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:32,771 INFO L290 TraceCheckUtils]: 0: Hoare triple {260#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {260#true} is VALID [2022-02-20 18:54:32,772 INFO L290 TraceCheckUtils]: 1: Hoare triple {260#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {260#true} is VALID [2022-02-20 18:54:32,772 INFO L290 TraceCheckUtils]: 2: Hoare triple {260#true} assume !(0 == ~r1~0 % 256);main_~init__tmp~0#1 := 0; {262#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} is VALID [2022-02-20 18:54:32,773 INFO L290 TraceCheckUtils]: 3: Hoare triple {262#(= |ULTIMATE.start_main_~init__tmp~0#1| 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {263#(= |ULTIMATE.start_main_~main__i2~0#1| 0)} is VALID [2022-02-20 18:54:32,773 INFO L290 TraceCheckUtils]: 4: Hoare triple {263#(= |ULTIMATE.start_main_~main__i2~0#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;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,773 INFO L290 TraceCheckUtils]: 5: Hoare triple {261#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {261#false} is VALID [2022-02-20 18:54:32,774 INFO L290 TraceCheckUtils]: 6: Hoare triple {261#false} assume !(~send1~0 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,774 INFO L290 TraceCheckUtils]: 7: Hoare triple {261#false} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {261#false} is VALID [2022-02-20 18:54:32,774 INFO L290 TraceCheckUtils]: 8: Hoare triple {261#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {261#false} is VALID [2022-02-20 18:54:32,774 INFO L290 TraceCheckUtils]: 9: Hoare triple {261#false} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,774 INFO L290 TraceCheckUtils]: 10: Hoare triple {261#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,775 INFO L290 TraceCheckUtils]: 11: Hoare triple {261#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,775 INFO L290 TraceCheckUtils]: 12: Hoare triple {261#false} ~mode2~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,775 INFO L290 TraceCheckUtils]: 13: Hoare triple {261#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,776 INFO L290 TraceCheckUtils]: 14: Hoare triple {261#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,776 INFO L290 TraceCheckUtils]: 15: Hoare triple {261#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,776 INFO L290 TraceCheckUtils]: 16: Hoare triple {261#false} ~mode3~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,776 INFO L290 TraceCheckUtils]: 17: Hoare triple {261#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,777 INFO L290 TraceCheckUtils]: 18: Hoare triple {261#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,777 INFO L290 TraceCheckUtils]: 19: Hoare triple {261#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,778 INFO L290 TraceCheckUtils]: 20: Hoare triple {261#false} ~mode4~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,778 INFO L290 TraceCheckUtils]: 21: Hoare triple {261#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,778 INFO L290 TraceCheckUtils]: 22: Hoare triple {261#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,782 INFO L290 TraceCheckUtils]: 23: Hoare triple {261#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,782 INFO L290 TraceCheckUtils]: 24: Hoare triple {261#false} ~mode5~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,782 INFO L290 TraceCheckUtils]: 25: Hoare triple {261#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,782 INFO L290 TraceCheckUtils]: 26: Hoare triple {261#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,782 INFO L290 TraceCheckUtils]: 27: Hoare triple {261#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 28: Hoare triple {261#false} ~mode6~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 29: Hoare triple {261#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 30: Hoare triple {261#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 31: Hoare triple {261#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 32: Hoare triple {261#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 33: Hoare triple {261#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {261#false} is VALID [2022-02-20 18:54:32,783 INFO L290 TraceCheckUtils]: 34: Hoare triple {261#false} assume ~send1~0 != ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 35: Hoare triple {261#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 36: Hoare triple {261#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 37: Hoare triple {261#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 38: Hoare triple {261#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 39: Hoare triple {261#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 40: Hoare triple {261#false} ~mode2~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,784 INFO L290 TraceCheckUtils]: 41: Hoare triple {261#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 42: Hoare triple {261#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 43: Hoare triple {261#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 44: Hoare triple {261#false} ~mode3~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 45: Hoare triple {261#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 46: Hoare triple {261#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 47: Hoare triple {261#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 48: Hoare triple {261#false} ~mode4~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,785 INFO L290 TraceCheckUtils]: 49: Hoare triple {261#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 50: Hoare triple {261#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 51: Hoare triple {261#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 52: Hoare triple {261#false} ~mode5~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 53: Hoare triple {261#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 54: Hoare triple {261#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 55: Hoare triple {261#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,786 INFO L290 TraceCheckUtils]: 56: Hoare triple {261#false} ~mode6~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 57: Hoare triple {261#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 58: Hoare triple {261#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 59: Hoare triple {261#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 60: Hoare triple {261#false} assume !(0 == main_~assert__arg~1#1 % 256); {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 61: Hoare triple {261#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 62: Hoare triple {261#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 63: Hoare triple {261#false} assume !(~send1~0 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,787 INFO L290 TraceCheckUtils]: 64: Hoare triple {261#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 65: Hoare triple {261#false} ~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; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 66: Hoare triple {261#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 67: Hoare triple {261#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 68: Hoare triple {261#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 69: Hoare triple {261#false} ~mode2~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 70: Hoare triple {261#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 71: Hoare triple {261#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,788 INFO L290 TraceCheckUtils]: 72: Hoare triple {261#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 73: Hoare triple {261#false} ~mode3~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 74: Hoare triple {261#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 75: Hoare triple {261#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 76: Hoare triple {261#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 77: Hoare triple {261#false} ~mode4~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 78: Hoare triple {261#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 79: Hoare triple {261#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,789 INFO L290 TraceCheckUtils]: 80: Hoare triple {261#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 81: Hoare triple {261#false} ~mode5~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 82: Hoare triple {261#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 83: Hoare triple {261#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 84: Hoare triple {261#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 85: Hoare triple {261#false} ~mode6~0 := 0; {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 86: Hoare triple {261#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {261#false} is VALID [2022-02-20 18:54:32,790 INFO L290 TraceCheckUtils]: 87: Hoare triple {261#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {261#false} is VALID [2022-02-20 18:54:32,791 INFO L290 TraceCheckUtils]: 88: Hoare triple {261#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {261#false} is VALID [2022-02-20 18:54:32,791 INFO L290 TraceCheckUtils]: 89: Hoare triple {261#false} assume 0 == main_~assert__arg~2#1 % 256; {261#false} is VALID [2022-02-20 18:54:32,791 INFO L290 TraceCheckUtils]: 90: Hoare triple {261#false} assume !false; {261#false} is VALID [2022-02-20 18:54:32,792 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 18:54:32,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:32,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891466687] [2022-02-20 18:54:32,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891466687] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:32,793 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:32,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:54:32,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509574450] [2022-02-20 18:54:32,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:32,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 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 91 [2022-02-20 18:54:32,817 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:32,820 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:32,881 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:32,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:54:32,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:32,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:54:32,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:54:32,898 INFO L87 Difference]: Start difference. First operand has 257 states, 255 states have (on average 1.6705882352941177) internal successors, (426), 256 states have internal predecessors, (426), 0 states have call successors, (0), 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 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:33,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:33,434 INFO L93 Difference]: Finished difference Result 475 states and 772 transitions. [2022-02-20 18:54:33,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:54:33,434 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 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 91 [2022-02-20 18:54:33,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 772 transitions. [2022-02-20 18:54:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 772 transitions. [2022-02-20 18:54:33,450 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 772 transitions. [2022-02-20 18:54:33,965 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 772 edges. 772 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:33,978 INFO L225 Difference]: With dead ends: 475 [2022-02-20 18:54:33,978 INFO L226 Difference]: Without dead ends: 254 [2022-02-20 18:54:33,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:54:33,983 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 347 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:33,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [347 Valid, 886 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:33,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-02-20 18:54:34,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-02-20 18:54:34,012 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:34,013 INFO L82 GeneralOperation]: Start isEquivalent. First operand 254 states. Second operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,014 INFO L74 IsIncluded]: Start isIncluded. First operand 254 states. Second operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,015 INFO L87 Difference]: Start difference. First operand 254 states. Second operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:34,021 INFO L93 Difference]: Finished difference Result 254 states and 380 transitions. [2022-02-20 18:54:34,022 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 380 transitions. [2022-02-20 18:54:34,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:34,023 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:34,023 INFO L74 IsIncluded]: Start isIncluded. First operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 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 254 states. [2022-02-20 18:54:34,024 INFO L87 Difference]: Start difference. First operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 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 254 states. [2022-02-20 18:54:34,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:34,030 INFO L93 Difference]: Finished difference Result 254 states and 380 transitions. [2022-02-20 18:54:34,030 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 380 transitions. [2022-02-20 18:54:34,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:34,031 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:34,032 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:34,032 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:34,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 253 states have (on average 1.5019762845849802) internal successors, (380), 253 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 380 transitions. [2022-02-20 18:54:34,040 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 380 transitions. Word has length 91 [2022-02-20 18:54:34,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:34,040 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 380 transitions. [2022-02-20 18:54:34,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 380 transitions. [2022-02-20 18:54:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-02-20 18:54:34,042 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:34,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:34,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:54:34,043 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:34,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:34,044 INFO L85 PathProgramCache]: Analyzing trace with hash 580651905, now seen corresponding path program 1 times [2022-02-20 18:54:34,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:34,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413435817] [2022-02-20 18:54:34,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:34,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:34,153 INFO L290 TraceCheckUtils]: 0: Hoare triple {1757#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {1757#true} is VALID [2022-02-20 18:54:34,153 INFO L290 TraceCheckUtils]: 1: Hoare triple {1757#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {1757#true} is VALID [2022-02-20 18:54:34,154 INFO L290 TraceCheckUtils]: 2: Hoare triple {1757#true} assume 0 == ~r1~0 % 256; {1757#true} is VALID [2022-02-20 18:54:34,154 INFO L290 TraceCheckUtils]: 3: Hoare triple {1757#true} assume ~id1~0 >= 0; {1757#true} is VALID [2022-02-20 18:54:34,154 INFO L290 TraceCheckUtils]: 4: Hoare triple {1757#true} assume 0 == ~st1~0; {1757#true} is VALID [2022-02-20 18:54:34,154 INFO L290 TraceCheckUtils]: 5: Hoare triple {1757#true} assume ~send1~0 == ~id1~0; {1757#true} is VALID [2022-02-20 18:54:34,154 INFO L290 TraceCheckUtils]: 6: Hoare triple {1757#true} assume 0 == ~mode1~0 % 256; {1757#true} is VALID [2022-02-20 18:54:34,155 INFO L290 TraceCheckUtils]: 7: Hoare triple {1757#true} assume ~id2~0 >= 0; {1757#true} is VALID [2022-02-20 18:54:34,155 INFO L290 TraceCheckUtils]: 8: Hoare triple {1757#true} assume 0 == ~st2~0; {1757#true} is VALID [2022-02-20 18:54:34,155 INFO L290 TraceCheckUtils]: 9: Hoare triple {1757#true} assume ~send2~0 == ~id2~0; {1757#true} is VALID [2022-02-20 18:54:34,155 INFO L290 TraceCheckUtils]: 10: Hoare triple {1757#true} assume 0 == ~mode2~0 % 256; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,156 INFO L290 TraceCheckUtils]: 11: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 >= 0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,156 INFO L290 TraceCheckUtils]: 12: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st3~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,157 INFO L290 TraceCheckUtils]: 13: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send3~0 == ~id3~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,157 INFO L290 TraceCheckUtils]: 14: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode3~0 % 256; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,158 INFO L290 TraceCheckUtils]: 15: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 >= 0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,158 INFO L290 TraceCheckUtils]: 16: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st4~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,158 INFO L290 TraceCheckUtils]: 17: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send4~0 == ~id4~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,159 INFO L290 TraceCheckUtils]: 18: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode4~0 % 256; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,159 INFO L290 TraceCheckUtils]: 19: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 >= 0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,160 INFO L290 TraceCheckUtils]: 20: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,160 INFO L290 TraceCheckUtils]: 21: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send5~0 == ~id5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,160 INFO L290 TraceCheckUtils]: 22: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode5~0 % 256; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,161 INFO L290 TraceCheckUtils]: 23: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id6~0 >= 0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,161 INFO L290 TraceCheckUtils]: 24: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~st6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,168 INFO L290 TraceCheckUtils]: 25: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~send6~0 == ~id6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,168 INFO L290 TraceCheckUtils]: 26: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 == ~mode6~0 % 256; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,169 INFO L290 TraceCheckUtils]: 27: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id2~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,169 INFO L290 TraceCheckUtils]: 28: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id3~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,170 INFO L290 TraceCheckUtils]: 29: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id4~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,170 INFO L290 TraceCheckUtils]: 30: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,171 INFO L290 TraceCheckUtils]: 31: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id1~0 != ~id6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,171 INFO L290 TraceCheckUtils]: 32: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id3~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,172 INFO L290 TraceCheckUtils]: 33: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id4~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,172 INFO L290 TraceCheckUtils]: 34: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,173 INFO L290 TraceCheckUtils]: 35: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id2~0 != ~id6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,173 INFO L290 TraceCheckUtils]: 36: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id4~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,173 INFO L290 TraceCheckUtils]: 37: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,174 INFO L290 TraceCheckUtils]: 38: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id3~0 != ~id6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,174 INFO L290 TraceCheckUtils]: 39: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id5~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,175 INFO L290 TraceCheckUtils]: 40: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id4~0 != ~id6~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,175 INFO L290 TraceCheckUtils]: 41: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,176 INFO L290 TraceCheckUtils]: 42: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,176 INFO L290 TraceCheckUtils]: 43: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,177 INFO L290 TraceCheckUtils]: 44: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,177 INFO L290 TraceCheckUtils]: 45: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(~send1~0 != ~nomsg~0); {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,177 INFO L290 TraceCheckUtils]: 46: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,178 INFO L290 TraceCheckUtils]: 47: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,178 INFO L290 TraceCheckUtils]: 48: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} is VALID [2022-02-20 18:54:34,179 INFO L290 TraceCheckUtils]: 49: Hoare triple {1759#(= (+ (* (- 256) (div ~mode2~0 256)) ~mode2~0) 0)} assume !(0 == ~mode2~0 % 256);main_~node2__m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,179 INFO L290 TraceCheckUtils]: 50: Hoare triple {1758#false} assume !(main_~node2__m2~0#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,179 INFO L290 TraceCheckUtils]: 51: Hoare triple {1758#false} ~mode2~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,179 INFO L290 TraceCheckUtils]: 52: Hoare triple {1758#false} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,179 INFO L290 TraceCheckUtils]: 53: Hoare triple {1758#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 54: Hoare triple {1758#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 55: Hoare triple {1758#false} ~mode3~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 56: Hoare triple {1758#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 57: Hoare triple {1758#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 58: Hoare triple {1758#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,180 INFO L290 TraceCheckUtils]: 59: Hoare triple {1758#false} ~mode4~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 60: Hoare triple {1758#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 61: Hoare triple {1758#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 62: Hoare triple {1758#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 63: Hoare triple {1758#false} ~mode5~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 64: Hoare triple {1758#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 65: Hoare triple {1758#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,181 INFO L290 TraceCheckUtils]: 66: Hoare triple {1758#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 67: Hoare triple {1758#false} ~mode6~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 68: Hoare triple {1758#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 69: Hoare triple {1758#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 70: Hoare triple {1758#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 71: Hoare triple {1758#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,182 INFO L290 TraceCheckUtils]: 72: Hoare triple {1758#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 73: Hoare triple {1758#false} assume ~send1~0 != ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 74: Hoare triple {1758#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 75: Hoare triple {1758#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 76: Hoare triple {1758#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 77: Hoare triple {1758#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~1#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 78: Hoare triple {1758#false} assume !(main_~node2__m2~1#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,183 INFO L290 TraceCheckUtils]: 79: Hoare triple {1758#false} ~mode2~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 80: Hoare triple {1758#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 81: Hoare triple {1758#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 82: Hoare triple {1758#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 83: Hoare triple {1758#false} ~mode3~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 84: Hoare triple {1758#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,184 INFO L290 TraceCheckUtils]: 85: Hoare triple {1758#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 86: Hoare triple {1758#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 87: Hoare triple {1758#false} ~mode4~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 88: Hoare triple {1758#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 89: Hoare triple {1758#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 90: Hoare triple {1758#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 91: Hoare triple {1758#false} ~mode5~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,185 INFO L290 TraceCheckUtils]: 92: Hoare triple {1758#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 93: Hoare triple {1758#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 94: Hoare triple {1758#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 95: Hoare triple {1758#false} ~mode6~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 96: Hoare triple {1758#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 97: Hoare triple {1758#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {1758#false} is VALID [2022-02-20 18:54:34,186 INFO L290 TraceCheckUtils]: 98: Hoare triple {1758#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 99: Hoare triple {1758#false} assume !(0 == main_~assert__arg~1#1 % 256); {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 100: Hoare triple {1758#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 101: Hoare triple {1758#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 102: Hoare triple {1758#false} assume !(~send1~0 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 103: Hoare triple {1758#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {1758#false} is VALID [2022-02-20 18:54:34,187 INFO L290 TraceCheckUtils]: 104: Hoare triple {1758#false} ~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; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 105: Hoare triple {1758#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 106: Hoare triple {1758#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 107: Hoare triple {1758#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 108: Hoare triple {1758#false} ~mode2~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 109: Hoare triple {1758#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 110: Hoare triple {1758#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,188 INFO L290 TraceCheckUtils]: 111: Hoare triple {1758#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 112: Hoare triple {1758#false} ~mode3~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 113: Hoare triple {1758#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 114: Hoare triple {1758#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 115: Hoare triple {1758#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 116: Hoare triple {1758#false} ~mode4~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 117: Hoare triple {1758#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,189 INFO L290 TraceCheckUtils]: 118: Hoare triple {1758#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 119: Hoare triple {1758#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 120: Hoare triple {1758#false} ~mode5~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 121: Hoare triple {1758#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 122: Hoare triple {1758#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 123: Hoare triple {1758#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {1758#false} is VALID [2022-02-20 18:54:34,190 INFO L290 TraceCheckUtils]: 124: Hoare triple {1758#false} ~mode6~0 := 0; {1758#false} is VALID [2022-02-20 18:54:34,191 INFO L290 TraceCheckUtils]: 125: Hoare triple {1758#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {1758#false} is VALID [2022-02-20 18:54:34,191 INFO L290 TraceCheckUtils]: 126: Hoare triple {1758#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {1758#false} is VALID [2022-02-20 18:54:34,191 INFO L290 TraceCheckUtils]: 127: Hoare triple {1758#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {1758#false} is VALID [2022-02-20 18:54:34,191 INFO L290 TraceCheckUtils]: 128: Hoare triple {1758#false} assume 0 == main_~assert__arg~2#1 % 256; {1758#false} is VALID [2022-02-20 18:54:34,191 INFO L290 TraceCheckUtils]: 129: Hoare triple {1758#false} assume !false; {1758#false} is VALID [2022-02-20 18:54:34,192 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 18:54:34,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:34,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413435817] [2022-02-20 18:54:34,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413435817] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:34,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:34,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:54:34,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954419419] [2022-02-20 18:54:34,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:34,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2022-02-20 18:54:34,195 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:34,195 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,284 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:34,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:54:34,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:34,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:54:34,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:34,285 INFO L87 Difference]: Start difference. First operand 254 states and 380 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:34,634 INFO L93 Difference]: Finished difference Result 555 states and 860 transitions. [2022-02-20 18:54:34,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:54:34,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2022-02-20 18:54:34,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:34,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2022-02-20 18:54:34,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:34,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2022-02-20 18:54:34,645 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 860 transitions. [2022-02-20 18:54:35,164 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 860 edges. 860 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:35,170 INFO L225 Difference]: With dead ends: 555 [2022-02-20 18:54:35,170 INFO L226 Difference]: Without dead ends: 362 [2022-02-20 18:54:35,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:35,172 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 207 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:35,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 662 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-02-20 18:54:35,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 360. [2022-02-20 18:54:35,185 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:35,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 362 states. Second operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,187 INFO L74 IsIncluded]: Start isIncluded. First operand 362 states. Second operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,187 INFO L87 Difference]: Start difference. First operand 362 states. Second operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:35,195 INFO L93 Difference]: Finished difference Result 362 states and 549 transitions. [2022-02-20 18:54:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 549 transitions. [2022-02-20 18:54:35,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:35,196 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:35,197 INFO L74 IsIncluded]: Start isIncluded. First operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 362 states. [2022-02-20 18:54:35,197 INFO L87 Difference]: Start difference. First operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 362 states. [2022-02-20 18:54:35,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:35,206 INFO L93 Difference]: Finished difference Result 362 states and 549 transitions. [2022-02-20 18:54:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 549 transitions. [2022-02-20 18:54:35,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:35,206 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:35,206 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:35,206 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.5264623955431755) internal successors, (548), 359 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 548 transitions. [2022-02-20 18:54:35,216 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 548 transitions. Word has length 130 [2022-02-20 18:54:35,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:35,216 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 548 transitions. [2022-02-20 18:54:35,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,217 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 548 transitions. [2022-02-20 18:54:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-02-20 18:54:35,218 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:35,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:35,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:54:35,218 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:35,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:35,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1531216486, now seen corresponding path program 1 times [2022-02-20 18:54:35,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:35,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346532788] [2022-02-20 18:54:35,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:35,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:35,295 INFO L290 TraceCheckUtils]: 0: Hoare triple {3728#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {3728#true} is VALID [2022-02-20 18:54:35,295 INFO L290 TraceCheckUtils]: 1: Hoare triple {3728#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {3728#true} is VALID [2022-02-20 18:54:35,295 INFO L290 TraceCheckUtils]: 2: Hoare triple {3728#true} assume 0 == ~r1~0 % 256; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 3: Hoare triple {3728#true} assume ~id1~0 >= 0; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 4: Hoare triple {3728#true} assume 0 == ~st1~0; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 5: Hoare triple {3728#true} assume ~send1~0 == ~id1~0; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 6: Hoare triple {3728#true} assume 0 == ~mode1~0 % 256; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 7: Hoare triple {3728#true} assume ~id2~0 >= 0; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 8: Hoare triple {3728#true} assume 0 == ~st2~0; {3728#true} is VALID [2022-02-20 18:54:35,296 INFO L290 TraceCheckUtils]: 9: Hoare triple {3728#true} assume ~send2~0 == ~id2~0; {3728#true} is VALID [2022-02-20 18:54:35,297 INFO L290 TraceCheckUtils]: 10: Hoare triple {3728#true} assume 0 == ~mode2~0 % 256; {3728#true} is VALID [2022-02-20 18:54:35,297 INFO L290 TraceCheckUtils]: 11: Hoare triple {3728#true} assume ~id3~0 >= 0; {3728#true} is VALID [2022-02-20 18:54:35,297 INFO L290 TraceCheckUtils]: 12: Hoare triple {3728#true} assume 0 == ~st3~0; {3728#true} is VALID [2022-02-20 18:54:35,297 INFO L290 TraceCheckUtils]: 13: Hoare triple {3728#true} assume ~send3~0 == ~id3~0; {3728#true} is VALID [2022-02-20 18:54:35,298 INFO L290 TraceCheckUtils]: 14: Hoare triple {3728#true} assume 0 == ~mode3~0 % 256; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,298 INFO L290 TraceCheckUtils]: 15: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 >= 0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,298 INFO L290 TraceCheckUtils]: 16: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st4~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,299 INFO L290 TraceCheckUtils]: 17: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send4~0 == ~id4~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,299 INFO L290 TraceCheckUtils]: 18: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode4~0 % 256; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,299 INFO L290 TraceCheckUtils]: 19: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 >= 0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,300 INFO L290 TraceCheckUtils]: 20: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,300 INFO L290 TraceCheckUtils]: 21: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send5~0 == ~id5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,301 INFO L290 TraceCheckUtils]: 22: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode5~0 % 256; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,301 INFO L290 TraceCheckUtils]: 23: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id6~0 >= 0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,301 INFO L290 TraceCheckUtils]: 24: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~st6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,302 INFO L290 TraceCheckUtils]: 25: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send6~0 == ~id6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,302 INFO L290 TraceCheckUtils]: 26: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 == ~mode6~0 % 256; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,302 INFO L290 TraceCheckUtils]: 27: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id2~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,303 INFO L290 TraceCheckUtils]: 28: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id3~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,303 INFO L290 TraceCheckUtils]: 29: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id4~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,304 INFO L290 TraceCheckUtils]: 30: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,304 INFO L290 TraceCheckUtils]: 31: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id1~0 != ~id6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,304 INFO L290 TraceCheckUtils]: 32: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id3~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,305 INFO L290 TraceCheckUtils]: 33: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id4~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,305 INFO L290 TraceCheckUtils]: 34: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,305 INFO L290 TraceCheckUtils]: 35: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id2~0 != ~id6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,306 INFO L290 TraceCheckUtils]: 36: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id4~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,306 INFO L290 TraceCheckUtils]: 37: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,307 INFO L290 TraceCheckUtils]: 38: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id3~0 != ~id6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,307 INFO L290 TraceCheckUtils]: 39: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id5~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,307 INFO L290 TraceCheckUtils]: 40: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id4~0 != ~id6~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,308 INFO L290 TraceCheckUtils]: 41: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,308 INFO L290 TraceCheckUtils]: 42: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,309 INFO L290 TraceCheckUtils]: 43: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,309 INFO L290 TraceCheckUtils]: 44: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,309 INFO L290 TraceCheckUtils]: 45: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(~send1~0 != ~nomsg~0); {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,310 INFO L290 TraceCheckUtils]: 46: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,316 INFO L290 TraceCheckUtils]: 47: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,316 INFO L290 TraceCheckUtils]: 48: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,317 INFO L290 TraceCheckUtils]: 49: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,317 INFO L290 TraceCheckUtils]: 50: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~send2~0 != ~nomsg~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,317 INFO L290 TraceCheckUtils]: 51: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,318 INFO L290 TraceCheckUtils]: 52: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,318 INFO L290 TraceCheckUtils]: 53: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} is VALID [2022-02-20 18:54:35,319 INFO L290 TraceCheckUtils]: 54: Hoare triple {3730#(= (+ (* (- 256) (div ~mode3~0 256)) ~mode3~0) 0)} assume !(0 == ~mode3~0 % 256);main_~node3__m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,319 INFO L290 TraceCheckUtils]: 55: Hoare triple {3729#false} assume !(main_~node3__m3~0#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,319 INFO L290 TraceCheckUtils]: 56: Hoare triple {3729#false} ~mode3~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,319 INFO L290 TraceCheckUtils]: 57: Hoare triple {3729#false} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,319 INFO L290 TraceCheckUtils]: 58: Hoare triple {3729#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 59: Hoare triple {3729#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 60: Hoare triple {3729#false} ~mode4~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 61: Hoare triple {3729#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 62: Hoare triple {3729#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 63: Hoare triple {3729#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 64: Hoare triple {3729#false} ~mode5~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,320 INFO L290 TraceCheckUtils]: 65: Hoare triple {3729#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 66: Hoare triple {3729#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 67: Hoare triple {3729#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 68: Hoare triple {3729#false} ~mode6~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 69: Hoare triple {3729#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 70: Hoare triple {3729#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 71: Hoare triple {3729#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {3729#false} is VALID [2022-02-20 18:54:35,321 INFO L290 TraceCheckUtils]: 72: Hoare triple {3729#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 73: Hoare triple {3729#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 74: Hoare triple {3729#false} assume ~send1~0 != ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 75: Hoare triple {3729#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 76: Hoare triple {3729#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 77: Hoare triple {3729#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 78: Hoare triple {3729#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {3729#false} is VALID [2022-02-20 18:54:35,322 INFO L290 TraceCheckUtils]: 79: Hoare triple {3729#false} assume !(~send2~0 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 80: Hoare triple {3729#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 81: Hoare triple {3729#false} ~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; {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 82: Hoare triple {3729#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 83: Hoare triple {3729#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 84: Hoare triple {3729#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 85: Hoare triple {3729#false} ~mode3~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,323 INFO L290 TraceCheckUtils]: 86: Hoare triple {3729#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 87: Hoare triple {3729#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 88: Hoare triple {3729#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 89: Hoare triple {3729#false} ~mode4~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 90: Hoare triple {3729#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 91: Hoare triple {3729#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 92: Hoare triple {3729#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,324 INFO L290 TraceCheckUtils]: 93: Hoare triple {3729#false} ~mode5~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 94: Hoare triple {3729#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 95: Hoare triple {3729#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 96: Hoare triple {3729#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 97: Hoare triple {3729#false} ~mode6~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 98: Hoare triple {3729#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 99: Hoare triple {3729#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {3729#false} is VALID [2022-02-20 18:54:35,325 INFO L290 TraceCheckUtils]: 100: Hoare triple {3729#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 101: Hoare triple {3729#false} assume !(0 == main_~assert__arg~1#1 % 256); {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 102: Hoare triple {3729#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 103: Hoare triple {3729#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 104: Hoare triple {3729#false} assume !(~send1~0 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 105: Hoare triple {3729#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 106: Hoare triple {3729#false} ~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; {3729#false} is VALID [2022-02-20 18:54:35,326 INFO L290 TraceCheckUtils]: 107: Hoare triple {3729#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 108: Hoare triple {3729#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 109: Hoare triple {3729#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 110: Hoare triple {3729#false} ~mode2~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 111: Hoare triple {3729#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 112: Hoare triple {3729#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~2#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 113: Hoare triple {3729#false} assume !(main_~node3__m3~2#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,327 INFO L290 TraceCheckUtils]: 114: Hoare triple {3729#false} ~mode3~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 115: Hoare triple {3729#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 116: Hoare triple {3729#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 117: Hoare triple {3729#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 118: Hoare triple {3729#false} ~mode4~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 119: Hoare triple {3729#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 120: Hoare triple {3729#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,328 INFO L290 TraceCheckUtils]: 121: Hoare triple {3729#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 122: Hoare triple {3729#false} ~mode5~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 123: Hoare triple {3729#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 124: Hoare triple {3729#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 125: Hoare triple {3729#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 126: Hoare triple {3729#false} ~mode6~0 := 0; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 127: Hoare triple {3729#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 128: Hoare triple {3729#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {3729#false} is VALID [2022-02-20 18:54:35,329 INFO L290 TraceCheckUtils]: 129: Hoare triple {3729#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {3729#false} is VALID [2022-02-20 18:54:35,330 INFO L290 TraceCheckUtils]: 130: Hoare triple {3729#false} assume 0 == main_~assert__arg~2#1 % 256; {3729#false} is VALID [2022-02-20 18:54:35,330 INFO L290 TraceCheckUtils]: 131: Hoare triple {3729#false} assume !false; {3729#false} is VALID [2022-02-20 18:54:35,330 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 18:54:35,330 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:35,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346532788] [2022-02-20 18:54:35,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346532788] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:35,331 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:35,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:54:35,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314592493] [2022-02-20 18:54:35,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:35,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 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 132 [2022-02-20 18:54:35,332 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:35,332 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,413 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:35,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:54:35,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:35,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:54:35,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:35,414 INFO L87 Difference]: Start difference. First operand 360 states and 548 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:35,771 INFO L93 Difference]: Finished difference Result 843 states and 1319 transitions. [2022-02-20 18:54:35,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:54:35,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 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 132 [2022-02-20 18:54:35,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 820 transitions. [2022-02-20 18:54:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:35,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 820 transitions. [2022-02-20 18:54:35,779 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 820 transitions. [2022-02-20 18:54:36,268 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 820 edges. 820 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:36,280 INFO L225 Difference]: With dead ends: 843 [2022-02-20 18:54:36,280 INFO L226 Difference]: Without dead ends: 550 [2022-02-20 18:54:36,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:36,281 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 194 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:36,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 705 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:36,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2022-02-20 18:54:36,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 548. [2022-02-20 18:54:36,297 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:36,299 INFO L82 GeneralOperation]: Start isEquivalent. First operand 550 states. Second operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,299 INFO L74 IsIncluded]: Start isIncluded. First operand 550 states. Second operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,300 INFO L87 Difference]: Start difference. First operand 550 states. Second operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:36,312 INFO L93 Difference]: Finished difference Result 550 states and 847 transitions. [2022-02-20 18:54:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 847 transitions. [2022-02-20 18:54:36,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:36,313 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:36,315 INFO L74 IsIncluded]: Start isIncluded. First operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 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 550 states. [2022-02-20 18:54:36,316 INFO L87 Difference]: Start difference. First operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 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 550 states. [2022-02-20 18:54:36,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:36,327 INFO L93 Difference]: Finished difference Result 550 states and 847 transitions. [2022-02-20 18:54:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 847 transitions. [2022-02-20 18:54:36,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:36,328 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:36,328 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:36,328 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 547 states have (on average 1.546617915904936) internal successors, (846), 547 states have internal predecessors, (846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 846 transitions. [2022-02-20 18:54:36,342 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 846 transitions. Word has length 132 [2022-02-20 18:54:36,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:36,343 INFO L470 AbstractCegarLoop]: Abstraction has 548 states and 846 transitions. [2022-02-20 18:54:36,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 846 transitions. [2022-02-20 18:54:36,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-20 18:54:36,344 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:36,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:36,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:54:36,345 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:36,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:36,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1634279726, now seen corresponding path program 1 times [2022-02-20 18:54:36,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:36,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135118900] [2022-02-20 18:54:36,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:36,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:36,408 INFO L290 TraceCheckUtils]: 0: Hoare triple {6743#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {6743#true} is VALID [2022-02-20 18:54:36,408 INFO L290 TraceCheckUtils]: 1: Hoare triple {6743#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 2: Hoare triple {6743#true} assume 0 == ~r1~0 % 256; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 3: Hoare triple {6743#true} assume ~id1~0 >= 0; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 4: Hoare triple {6743#true} assume 0 == ~st1~0; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 5: Hoare triple {6743#true} assume ~send1~0 == ~id1~0; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 6: Hoare triple {6743#true} assume 0 == ~mode1~0 % 256; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 7: Hoare triple {6743#true} assume ~id2~0 >= 0; {6743#true} is VALID [2022-02-20 18:54:36,409 INFO L290 TraceCheckUtils]: 8: Hoare triple {6743#true} assume 0 == ~st2~0; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 9: Hoare triple {6743#true} assume ~send2~0 == ~id2~0; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 10: Hoare triple {6743#true} assume 0 == ~mode2~0 % 256; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 11: Hoare triple {6743#true} assume ~id3~0 >= 0; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 12: Hoare triple {6743#true} assume 0 == ~st3~0; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 13: Hoare triple {6743#true} assume ~send3~0 == ~id3~0; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 14: Hoare triple {6743#true} assume 0 == ~mode3~0 % 256; {6743#true} is VALID [2022-02-20 18:54:36,410 INFO L290 TraceCheckUtils]: 15: Hoare triple {6743#true} assume ~id4~0 >= 0; {6743#true} is VALID [2022-02-20 18:54:36,411 INFO L290 TraceCheckUtils]: 16: Hoare triple {6743#true} assume 0 == ~st4~0; {6743#true} is VALID [2022-02-20 18:54:36,411 INFO L290 TraceCheckUtils]: 17: Hoare triple {6743#true} assume ~send4~0 == ~id4~0; {6743#true} is VALID [2022-02-20 18:54:36,411 INFO L290 TraceCheckUtils]: 18: Hoare triple {6743#true} assume 0 == ~mode4~0 % 256; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,412 INFO L290 TraceCheckUtils]: 19: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 >= 0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,412 INFO L290 TraceCheckUtils]: 20: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,412 INFO L290 TraceCheckUtils]: 21: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send5~0 == ~id5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,413 INFO L290 TraceCheckUtils]: 22: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode5~0 % 256; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,413 INFO L290 TraceCheckUtils]: 23: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id6~0 >= 0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,414 INFO L290 TraceCheckUtils]: 24: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~st6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,414 INFO L290 TraceCheckUtils]: 25: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send6~0 == ~id6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,414 INFO L290 TraceCheckUtils]: 26: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 == ~mode6~0 % 256; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,415 INFO L290 TraceCheckUtils]: 27: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id2~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,415 INFO L290 TraceCheckUtils]: 28: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id3~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,415 INFO L290 TraceCheckUtils]: 29: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id4~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,416 INFO L290 TraceCheckUtils]: 30: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,416 INFO L290 TraceCheckUtils]: 31: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id1~0 != ~id6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,416 INFO L290 TraceCheckUtils]: 32: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id3~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,417 INFO L290 TraceCheckUtils]: 33: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id4~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,417 INFO L290 TraceCheckUtils]: 34: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,418 INFO L290 TraceCheckUtils]: 35: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id2~0 != ~id6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,418 INFO L290 TraceCheckUtils]: 36: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id4~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,418 INFO L290 TraceCheckUtils]: 37: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,419 INFO L290 TraceCheckUtils]: 38: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id3~0 != ~id6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,419 INFO L290 TraceCheckUtils]: 39: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id5~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,419 INFO L290 TraceCheckUtils]: 40: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id4~0 != ~id6~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,420 INFO L290 TraceCheckUtils]: 41: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,420 INFO L290 TraceCheckUtils]: 42: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,421 INFO L290 TraceCheckUtils]: 43: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,421 INFO L290 TraceCheckUtils]: 44: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,421 INFO L290 TraceCheckUtils]: 45: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send1~0 != ~nomsg~0); {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,422 INFO L290 TraceCheckUtils]: 46: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,422 INFO L290 TraceCheckUtils]: 47: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,422 INFO L290 TraceCheckUtils]: 48: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,423 INFO L290 TraceCheckUtils]: 49: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,423 INFO L290 TraceCheckUtils]: 50: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~send2~0 != ~nomsg~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,424 INFO L290 TraceCheckUtils]: 51: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,424 INFO L290 TraceCheckUtils]: 52: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,424 INFO L290 TraceCheckUtils]: 53: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,425 INFO L290 TraceCheckUtils]: 54: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,425 INFO L290 TraceCheckUtils]: 55: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(~send3~0 != ~nomsg~0); {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,425 INFO L290 TraceCheckUtils]: 56: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,426 INFO L290 TraceCheckUtils]: 57: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,426 INFO L290 TraceCheckUtils]: 58: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 59: Hoare triple {6745#(= (+ (* (div ~mode4~0 256) (- 256)) ~mode4~0) 0)} assume !(0 == ~mode4~0 % 256);main_~node4__m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 60: Hoare triple {6744#false} assume !(main_~node4__m4~0#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 61: Hoare triple {6744#false} ~mode4~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 62: Hoare triple {6744#false} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 63: Hoare triple {6744#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,427 INFO L290 TraceCheckUtils]: 64: Hoare triple {6744#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 65: Hoare triple {6744#false} ~mode5~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 66: Hoare triple {6744#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 67: Hoare triple {6744#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 68: Hoare triple {6744#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 69: Hoare triple {6744#false} ~mode6~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 70: Hoare triple {6744#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {6744#false} is VALID [2022-02-20 18:54:36,428 INFO L290 TraceCheckUtils]: 71: Hoare triple {6744#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 72: Hoare triple {6744#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 73: Hoare triple {6744#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 74: Hoare triple {6744#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 75: Hoare triple {6744#false} assume ~send1~0 != ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 76: Hoare triple {6744#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 77: Hoare triple {6744#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {6744#false} is VALID [2022-02-20 18:54:36,429 INFO L290 TraceCheckUtils]: 78: Hoare triple {6744#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 79: Hoare triple {6744#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 80: Hoare triple {6744#false} assume !(~send2~0 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 81: Hoare triple {6744#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 82: Hoare triple {6744#false} ~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; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 83: Hoare triple {6744#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 84: Hoare triple {6744#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 85: Hoare triple {6744#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,430 INFO L290 TraceCheckUtils]: 86: Hoare triple {6744#false} ~mode3~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 87: Hoare triple {6744#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 88: Hoare triple {6744#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 89: Hoare triple {6744#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 90: Hoare triple {6744#false} ~mode4~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 91: Hoare triple {6744#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 92: Hoare triple {6744#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,431 INFO L290 TraceCheckUtils]: 93: Hoare triple {6744#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 94: Hoare triple {6744#false} ~mode5~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 95: Hoare triple {6744#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 96: Hoare triple {6744#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 97: Hoare triple {6744#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 98: Hoare triple {6744#false} ~mode6~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 99: Hoare triple {6744#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 100: Hoare triple {6744#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {6744#false} is VALID [2022-02-20 18:54:36,432 INFO L290 TraceCheckUtils]: 101: Hoare triple {6744#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 102: Hoare triple {6744#false} assume !(0 == main_~assert__arg~1#1 % 256); {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 103: Hoare triple {6744#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 104: Hoare triple {6744#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 105: Hoare triple {6744#false} assume !(~send1~0 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 106: Hoare triple {6744#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 107: Hoare triple {6744#false} ~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; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 108: Hoare triple {6744#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,433 INFO L290 TraceCheckUtils]: 109: Hoare triple {6744#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 110: Hoare triple {6744#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 111: Hoare triple {6744#false} ~mode2~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 112: Hoare triple {6744#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 113: Hoare triple {6744#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 114: Hoare triple {6744#false} assume !(~send3~0 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 115: Hoare triple {6744#false} main_~node3____CPAchecker_TMP_0~0#1 := ~p3_new~0; {6744#false} is VALID [2022-02-20 18:54:36,434 INFO L290 TraceCheckUtils]: 116: Hoare triple {6744#false} ~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; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 117: Hoare triple {6744#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 118: Hoare triple {6744#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~2#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 119: Hoare triple {6744#false} assume !(main_~node4__m4~2#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 120: Hoare triple {6744#false} ~mode4~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 121: Hoare triple {6744#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 122: Hoare triple {6744#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 123: Hoare triple {6744#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,435 INFO L290 TraceCheckUtils]: 124: Hoare triple {6744#false} ~mode5~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 125: Hoare triple {6744#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 126: Hoare triple {6744#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 127: Hoare triple {6744#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 128: Hoare triple {6744#false} ~mode6~0 := 0; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 129: Hoare triple {6744#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 130: Hoare triple {6744#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {6744#false} is VALID [2022-02-20 18:54:36,436 INFO L290 TraceCheckUtils]: 131: Hoare triple {6744#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {6744#false} is VALID [2022-02-20 18:54:36,437 INFO L290 TraceCheckUtils]: 132: Hoare triple {6744#false} assume 0 == main_~assert__arg~2#1 % 256; {6744#false} is VALID [2022-02-20 18:54:36,437 INFO L290 TraceCheckUtils]: 133: Hoare triple {6744#false} assume !false; {6744#false} is VALID [2022-02-20 18:54:36,437 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 18:54:36,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:36,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135118900] [2022-02-20 18:54:36,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135118900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:36,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:36,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:54:36,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375621974] [2022-02-20 18:54:36,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:36,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 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 134 [2022-02-20 18:54:36,439 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:36,439 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,522 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 134 edges. 134 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:36,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:54:36,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:36,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:54:36,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:36,523 INFO L87 Difference]: Start difference. First operand 548 states and 846 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:36,929 INFO L93 Difference]: Finished difference Result 1349 states and 2123 transitions. [2022-02-20 18:54:36,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:54:36,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 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 134 [2022-02-20 18:54:36,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 780 transitions. [2022-02-20 18:54:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:36,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 780 transitions. [2022-02-20 18:54:36,936 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 780 transitions. [2022-02-20 18:54:37,327 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 780 edges. 780 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:37,361 INFO L225 Difference]: With dead ends: 1349 [2022-02-20 18:54:37,361 INFO L226 Difference]: Without dead ends: 874 [2022-02-20 18:54:37,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:37,363 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 181 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:37,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [181 Valid, 669 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:37,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2022-02-20 18:54:37,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 872. [2022-02-20 18:54:37,385 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:37,386 INFO L82 GeneralOperation]: Start isEquivalent. First operand 874 states. Second operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,388 INFO L74 IsIncluded]: Start isIncluded. First operand 874 states. Second operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,389 INFO L87 Difference]: Start difference. First operand 874 states. Second operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:37,415 INFO L93 Difference]: Finished difference Result 874 states and 1359 transitions. [2022-02-20 18:54:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1359 transitions. [2022-02-20 18:54:37,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:37,416 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:37,418 INFO L74 IsIncluded]: Start isIncluded. First operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 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 874 states. [2022-02-20 18:54:37,419 INFO L87 Difference]: Start difference. First operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 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 874 states. [2022-02-20 18:54:37,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:37,445 INFO L93 Difference]: Finished difference Result 874 states and 1359 transitions. [2022-02-20 18:54:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1359 transitions. [2022-02-20 18:54:37,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:37,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:37,446 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:37,446 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 872 states, 871 states have (on average 1.5591274397244546) internal successors, (1358), 871 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1358 transitions. [2022-02-20 18:54:37,479 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1358 transitions. Word has length 134 [2022-02-20 18:54:37,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:37,479 INFO L470 AbstractCegarLoop]: Abstraction has 872 states and 1358 transitions. [2022-02-20 18:54:37,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1358 transitions. [2022-02-20 18:54:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-02-20 18:54:37,481 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:37,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:37,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:54:37,481 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:37,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:37,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1057437148, now seen corresponding path program 1 times [2022-02-20 18:54:37,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:37,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783896753] [2022-02-20 18:54:37,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:37,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:37,548 INFO L290 TraceCheckUtils]: 0: Hoare triple {11571#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {11571#true} is VALID [2022-02-20 18:54:37,548 INFO L290 TraceCheckUtils]: 1: Hoare triple {11571#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {11571#true} is VALID [2022-02-20 18:54:37,548 INFO L290 TraceCheckUtils]: 2: Hoare triple {11571#true} assume 0 == ~r1~0 % 256; {11571#true} is VALID [2022-02-20 18:54:37,548 INFO L290 TraceCheckUtils]: 3: Hoare triple {11571#true} assume ~id1~0 >= 0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 4: Hoare triple {11571#true} assume 0 == ~st1~0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 5: Hoare triple {11571#true} assume ~send1~0 == ~id1~0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 6: Hoare triple {11571#true} assume 0 == ~mode1~0 % 256; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 7: Hoare triple {11571#true} assume ~id2~0 >= 0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 8: Hoare triple {11571#true} assume 0 == ~st2~0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 9: Hoare triple {11571#true} assume ~send2~0 == ~id2~0; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 10: Hoare triple {11571#true} assume 0 == ~mode2~0 % 256; {11571#true} is VALID [2022-02-20 18:54:37,549 INFO L290 TraceCheckUtils]: 11: Hoare triple {11571#true} assume ~id3~0 >= 0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 12: Hoare triple {11571#true} assume 0 == ~st3~0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 13: Hoare triple {11571#true} assume ~send3~0 == ~id3~0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 14: Hoare triple {11571#true} assume 0 == ~mode3~0 % 256; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 15: Hoare triple {11571#true} assume ~id4~0 >= 0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 16: Hoare triple {11571#true} assume 0 == ~st4~0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 17: Hoare triple {11571#true} assume ~send4~0 == ~id4~0; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 18: Hoare triple {11571#true} assume 0 == ~mode4~0 % 256; {11571#true} is VALID [2022-02-20 18:54:37,550 INFO L290 TraceCheckUtils]: 19: Hoare triple {11571#true} assume ~id5~0 >= 0; {11571#true} is VALID [2022-02-20 18:54:37,551 INFO L290 TraceCheckUtils]: 20: Hoare triple {11571#true} assume 0 == ~st5~0; {11571#true} is VALID [2022-02-20 18:54:37,551 INFO L290 TraceCheckUtils]: 21: Hoare triple {11571#true} assume ~send5~0 == ~id5~0; {11571#true} is VALID [2022-02-20 18:54:37,551 INFO L290 TraceCheckUtils]: 22: Hoare triple {11571#true} assume 0 == ~mode5~0 % 256; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,552 INFO L290 TraceCheckUtils]: 23: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id6~0 >= 0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,552 INFO L290 TraceCheckUtils]: 24: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 == ~st6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,552 INFO L290 TraceCheckUtils]: 25: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~send6~0 == ~id6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,553 INFO L290 TraceCheckUtils]: 26: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 == ~mode6~0 % 256; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,553 INFO L290 TraceCheckUtils]: 27: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id2~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,585 INFO L290 TraceCheckUtils]: 28: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id3~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,586 INFO L290 TraceCheckUtils]: 29: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id4~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,586 INFO L290 TraceCheckUtils]: 30: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id5~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,587 INFO L290 TraceCheckUtils]: 31: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id1~0 != ~id6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,587 INFO L290 TraceCheckUtils]: 32: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id3~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,587 INFO L290 TraceCheckUtils]: 33: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id4~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,588 INFO L290 TraceCheckUtils]: 34: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id5~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,588 INFO L290 TraceCheckUtils]: 35: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id2~0 != ~id6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,588 INFO L290 TraceCheckUtils]: 36: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id4~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,589 INFO L290 TraceCheckUtils]: 37: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id5~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,589 INFO L290 TraceCheckUtils]: 38: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id3~0 != ~id6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,589 INFO L290 TraceCheckUtils]: 39: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id5~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,590 INFO L290 TraceCheckUtils]: 40: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id4~0 != ~id6~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,590 INFO L290 TraceCheckUtils]: 41: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,590 INFO L290 TraceCheckUtils]: 42: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,591 INFO L290 TraceCheckUtils]: 43: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,591 INFO L290 TraceCheckUtils]: 44: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,591 INFO L290 TraceCheckUtils]: 45: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send1~0 != ~nomsg~0); {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,592 INFO L290 TraceCheckUtils]: 46: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,592 INFO L290 TraceCheckUtils]: 47: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,592 INFO L290 TraceCheckUtils]: 48: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,593 INFO L290 TraceCheckUtils]: 49: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,593 INFO L290 TraceCheckUtils]: 50: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~send2~0 != ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,593 INFO L290 TraceCheckUtils]: 51: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,594 INFO L290 TraceCheckUtils]: 52: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,594 INFO L290 TraceCheckUtils]: 53: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,594 INFO L290 TraceCheckUtils]: 54: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,595 INFO L290 TraceCheckUtils]: 55: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send3~0 != ~nomsg~0); {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,595 INFO L290 TraceCheckUtils]: 56: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,595 INFO L290 TraceCheckUtils]: 57: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,596 INFO L290 TraceCheckUtils]: 58: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,596 INFO L290 TraceCheckUtils]: 59: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,596 INFO L290 TraceCheckUtils]: 60: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(~send4~0 != ~nomsg~0); {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,611 INFO L290 TraceCheckUtils]: 61: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,612 INFO L290 TraceCheckUtils]: 62: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,612 INFO L290 TraceCheckUtils]: 63: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 64: Hoare triple {11573#(= (+ (* (- 256) (div ~mode5~0 256)) ~mode5~0) 0)} assume !(0 == ~mode5~0 % 256);main_~node5__m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 65: Hoare triple {11572#false} assume !(main_~node5__m5~0#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 66: Hoare triple {11572#false} ~mode5~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 67: Hoare triple {11572#false} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 68: Hoare triple {11572#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 69: Hoare triple {11572#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 70: Hoare triple {11572#false} ~mode6~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 71: Hoare triple {11572#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 72: Hoare triple {11572#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 73: Hoare triple {11572#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 74: Hoare triple {11572#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 75: Hoare triple {11572#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {11572#false} is VALID [2022-02-20 18:54:37,613 INFO L290 TraceCheckUtils]: 76: Hoare triple {11572#false} assume ~send1~0 != ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 77: Hoare triple {11572#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 78: Hoare triple {11572#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 79: Hoare triple {11572#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 80: Hoare triple {11572#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 81: Hoare triple {11572#false} assume !(~send2~0 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 82: Hoare triple {11572#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 83: Hoare triple {11572#false} ~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; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 84: Hoare triple {11572#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 85: Hoare triple {11572#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 86: Hoare triple {11572#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 87: Hoare triple {11572#false} ~mode3~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,614 INFO L290 TraceCheckUtils]: 88: Hoare triple {11572#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 89: Hoare triple {11572#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 90: Hoare triple {11572#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 91: Hoare triple {11572#false} ~mode4~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 92: Hoare triple {11572#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 93: Hoare triple {11572#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~1#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 94: Hoare triple {11572#false} assume !(main_~node5__m5~1#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 95: Hoare triple {11572#false} ~mode5~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 96: Hoare triple {11572#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 97: Hoare triple {11572#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 98: Hoare triple {11572#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 99: Hoare triple {11572#false} ~mode6~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 100: Hoare triple {11572#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 101: Hoare triple {11572#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 102: Hoare triple {11572#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {11572#false} is VALID [2022-02-20 18:54:37,615 INFO L290 TraceCheckUtils]: 103: Hoare triple {11572#false} assume !(0 == main_~assert__arg~1#1 % 256); {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 104: Hoare triple {11572#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 105: Hoare triple {11572#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 106: Hoare triple {11572#false} assume !(~send1~0 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 107: Hoare triple {11572#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 108: Hoare triple {11572#false} ~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; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 109: Hoare triple {11572#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 110: Hoare triple {11572#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 111: Hoare triple {11572#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 112: Hoare triple {11572#false} ~mode2~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 113: Hoare triple {11572#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,616 INFO L290 TraceCheckUtils]: 114: Hoare triple {11572#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 115: Hoare triple {11572#false} assume !(~send3~0 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 116: Hoare triple {11572#false} main_~node3____CPAchecker_TMP_0~0#1 := ~p3_new~0; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 117: Hoare triple {11572#false} ~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; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 118: Hoare triple {11572#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 119: Hoare triple {11572#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 120: Hoare triple {11572#false} assume !(~send4~0 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 121: Hoare triple {11572#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 122: Hoare triple {11572#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 123: Hoare triple {11572#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 124: Hoare triple {11572#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,617 INFO L290 TraceCheckUtils]: 125: Hoare triple {11572#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 126: Hoare triple {11572#false} ~mode5~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 127: Hoare triple {11572#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 128: Hoare triple {11572#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 129: Hoare triple {11572#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 130: Hoare triple {11572#false} ~mode6~0 := 0; {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 131: Hoare triple {11572#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {11572#false} is VALID [2022-02-20 18:54:37,618 INFO L290 TraceCheckUtils]: 132: Hoare triple {11572#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {11572#false} is VALID [2022-02-20 18:54:37,619 INFO L290 TraceCheckUtils]: 133: Hoare triple {11572#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {11572#false} is VALID [2022-02-20 18:54:37,619 INFO L290 TraceCheckUtils]: 134: Hoare triple {11572#false} assume 0 == main_~assert__arg~2#1 % 256; {11572#false} is VALID [2022-02-20 18:54:37,619 INFO L290 TraceCheckUtils]: 135: Hoare triple {11572#false} assume !false; {11572#false} is VALID [2022-02-20 18:54:37,619 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 18:54:37,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:37,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783896753] [2022-02-20 18:54:37,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783896753] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:37,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:37,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:54:37,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388082830] [2022-02-20 18:54:37,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:37,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 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 136 [2022-02-20 18:54:37,621 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:37,621 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:37,702 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 136 edges. 136 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:37,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:54:37,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:37,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:54:37,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:37,704 INFO L87 Difference]: Start difference. First operand 872 states and 1358 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:38,200 INFO L93 Difference]: Finished difference Result 2207 states and 3479 transitions. [2022-02-20 18:54:38,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:54:38,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 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 136 [2022-02-20 18:54:38,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 740 transitions. [2022-02-20 18:54:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 740 transitions. [2022-02-20 18:54:38,206 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 740 transitions. [2022-02-20 18:54:38,509 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 740 edges. 740 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:38,590 INFO L225 Difference]: With dead ends: 2207 [2022-02-20 18:54:38,590 INFO L226 Difference]: Without dead ends: 1414 [2022-02-20 18:54:38,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:38,592 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 168 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:38,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [168 Valid, 602 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:38,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2022-02-20 18:54:38,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2022-02-20 18:54:38,634 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:38,637 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1414 states. Second operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,638 INFO L74 IsIncluded]: Start isIncluded. First operand 1414 states. Second operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,640 INFO L87 Difference]: Start difference. First operand 1414 states. Second operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:38,696 INFO L93 Difference]: Finished difference Result 1414 states and 2207 transitions. [2022-02-20 18:54:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2207 transitions. [2022-02-20 18:54:38,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:38,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:38,700 INFO L74 IsIncluded]: Start isIncluded. First operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 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 1414 states. [2022-02-20 18:54:38,701 INFO L87 Difference]: Start difference. First operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 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 1414 states. [2022-02-20 18:54:38,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:38,759 INFO L93 Difference]: Finished difference Result 1414 states and 2207 transitions. [2022-02-20 18:54:38,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2207 transitions. [2022-02-20 18:54:38,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:38,761 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:38,761 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:38,761 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1411 states have (on average 1.56343019135365) internal successors, (2206), 1411 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2206 transitions. [2022-02-20 18:54:38,837 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2206 transitions. Word has length 136 [2022-02-20 18:54:38,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:38,838 INFO L470 AbstractCegarLoop]: Abstraction has 1412 states and 2206 transitions. [2022-02-20 18:54:38,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:38,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2206 transitions. [2022-02-20 18:54:38,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-02-20 18:54:38,840 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:38,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:54:38,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:54:38,841 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:38,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:38,843 INFO L85 PathProgramCache]: Analyzing trace with hash -518774298, now seen corresponding path program 1 times [2022-02-20 18:54:38,843 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:38,843 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994493101] [2022-02-20 18:54:38,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:38,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:38,953 INFO L290 TraceCheckUtils]: 0: Hoare triple {19443#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {19443#true} is VALID [2022-02-20 18:54:38,953 INFO L290 TraceCheckUtils]: 1: Hoare triple {19443#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {19443#true} is VALID [2022-02-20 18:54:38,953 INFO L290 TraceCheckUtils]: 2: Hoare triple {19443#true} assume 0 == ~r1~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,953 INFO L290 TraceCheckUtils]: 3: Hoare triple {19443#true} assume ~id1~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,954 INFO L290 TraceCheckUtils]: 4: Hoare triple {19443#true} assume 0 == ~st1~0; {19443#true} is VALID [2022-02-20 18:54:38,954 INFO L290 TraceCheckUtils]: 5: Hoare triple {19443#true} assume ~send1~0 == ~id1~0; {19443#true} is VALID [2022-02-20 18:54:38,954 INFO L290 TraceCheckUtils]: 6: Hoare triple {19443#true} assume 0 == ~mode1~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,954 INFO L290 TraceCheckUtils]: 7: Hoare triple {19443#true} assume ~id2~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 8: Hoare triple {19443#true} assume 0 == ~st2~0; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 9: Hoare triple {19443#true} assume ~send2~0 == ~id2~0; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 10: Hoare triple {19443#true} assume 0 == ~mode2~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 11: Hoare triple {19443#true} assume ~id3~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 12: Hoare triple {19443#true} assume 0 == ~st3~0; {19443#true} is VALID [2022-02-20 18:54:38,958 INFO L290 TraceCheckUtils]: 13: Hoare triple {19443#true} assume ~send3~0 == ~id3~0; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 14: Hoare triple {19443#true} assume 0 == ~mode3~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 15: Hoare triple {19443#true} assume ~id4~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 16: Hoare triple {19443#true} assume 0 == ~st4~0; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 17: Hoare triple {19443#true} assume ~send4~0 == ~id4~0; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 18: Hoare triple {19443#true} assume 0 == ~mode4~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 19: Hoare triple {19443#true} assume ~id5~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,959 INFO L290 TraceCheckUtils]: 20: Hoare triple {19443#true} assume 0 == ~st5~0; {19443#true} is VALID [2022-02-20 18:54:38,960 INFO L290 TraceCheckUtils]: 21: Hoare triple {19443#true} assume ~send5~0 == ~id5~0; {19443#true} is VALID [2022-02-20 18:54:38,960 INFO L290 TraceCheckUtils]: 22: Hoare triple {19443#true} assume 0 == ~mode5~0 % 256; {19443#true} is VALID [2022-02-20 18:54:38,960 INFO L290 TraceCheckUtils]: 23: Hoare triple {19443#true} assume ~id6~0 >= 0; {19443#true} is VALID [2022-02-20 18:54:38,960 INFO L290 TraceCheckUtils]: 24: Hoare triple {19443#true} assume 0 == ~st6~0; {19443#true} is VALID [2022-02-20 18:54:38,960 INFO L290 TraceCheckUtils]: 25: Hoare triple {19443#true} assume ~send6~0 == ~id6~0; {19443#true} is VALID [2022-02-20 18:54:38,963 INFO L290 TraceCheckUtils]: 26: Hoare triple {19443#true} assume 0 == ~mode6~0 % 256; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,964 INFO L290 TraceCheckUtils]: 27: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id2~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,964 INFO L290 TraceCheckUtils]: 28: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id3~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,964 INFO L290 TraceCheckUtils]: 29: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id4~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,965 INFO L290 TraceCheckUtils]: 30: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id5~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,965 INFO L290 TraceCheckUtils]: 31: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id1~0 != ~id6~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,966 INFO L290 TraceCheckUtils]: 32: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id3~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,966 INFO L290 TraceCheckUtils]: 33: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id4~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,966 INFO L290 TraceCheckUtils]: 34: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id5~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,967 INFO L290 TraceCheckUtils]: 35: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id2~0 != ~id6~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,967 INFO L290 TraceCheckUtils]: 36: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id4~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,968 INFO L290 TraceCheckUtils]: 37: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id5~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,968 INFO L290 TraceCheckUtils]: 38: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id3~0 != ~id6~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,968 INFO L290 TraceCheckUtils]: 39: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id4~0 != ~id5~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,969 INFO L290 TraceCheckUtils]: 40: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id4~0 != ~id6~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,969 INFO L290 TraceCheckUtils]: 41: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,970 INFO L290 TraceCheckUtils]: 42: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,970 INFO L290 TraceCheckUtils]: 43: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,971 INFO L290 TraceCheckUtils]: 44: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,971 INFO L290 TraceCheckUtils]: 45: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send1~0 != ~nomsg~0); {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,971 INFO L290 TraceCheckUtils]: 46: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,973 INFO L290 TraceCheckUtils]: 47: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,973 INFO L290 TraceCheckUtils]: 48: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,973 INFO L290 TraceCheckUtils]: 49: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,974 INFO L290 TraceCheckUtils]: 50: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~send2~0 != ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,974 INFO L290 TraceCheckUtils]: 51: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,975 INFO L290 TraceCheckUtils]: 52: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,975 INFO L290 TraceCheckUtils]: 53: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,976 INFO L290 TraceCheckUtils]: 54: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,976 INFO L290 TraceCheckUtils]: 55: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send3~0 != ~nomsg~0); {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,976 INFO L290 TraceCheckUtils]: 56: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,977 INFO L290 TraceCheckUtils]: 57: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,977 INFO L290 TraceCheckUtils]: 58: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,978 INFO L290 TraceCheckUtils]: 59: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,978 INFO L290 TraceCheckUtils]: 60: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send4~0 != ~nomsg~0); {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,980 INFO L290 TraceCheckUtils]: 61: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,981 INFO L290 TraceCheckUtils]: 62: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,981 INFO L290 TraceCheckUtils]: 63: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,982 INFO L290 TraceCheckUtils]: 64: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~2#1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,982 INFO L290 TraceCheckUtils]: 65: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(~send5~0 != ~nomsg~0); {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,983 INFO L290 TraceCheckUtils]: 66: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} main_~node5____CPAchecker_TMP_0~2#1 := ~p5_new~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,983 INFO L290 TraceCheckUtils]: 67: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~2#1 % 256 else main_~node5____CPAchecker_TMP_0~2#1 % 256 - 256);~mode5~0 := 1; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,984 INFO L290 TraceCheckUtils]: 68: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} is VALID [2022-02-20 18:54:38,984 INFO L290 TraceCheckUtils]: 69: Hoare triple {19445#(= (+ (* (- 256) (div ~mode6~0 256)) ~mode6~0) 0)} assume !(0 == ~mode6~0 % 256);main_~node6__m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,984 INFO L290 TraceCheckUtils]: 70: Hoare triple {19444#false} assume !(main_~node6__m6~0#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,984 INFO L290 TraceCheckUtils]: 71: Hoare triple {19444#false} ~mode6~0 := 0; {19444#false} is VALID [2022-02-20 18:54:38,984 INFO L290 TraceCheckUtils]: 72: Hoare triple {19444#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 73: Hoare triple {19444#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 74: Hoare triple {19444#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 75: Hoare triple {19444#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 76: Hoare triple {19444#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 77: Hoare triple {19444#false} assume ~send1~0 != ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 78: Hoare triple {19444#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {19444#false} is VALID [2022-02-20 18:54:38,985 INFO L290 TraceCheckUtils]: 79: Hoare triple {19444#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 80: Hoare triple {19444#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 81: Hoare triple {19444#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 82: Hoare triple {19444#false} assume !(~send2~0 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 83: Hoare triple {19444#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 84: Hoare triple {19444#false} ~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; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 85: Hoare triple {19444#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,986 INFO L290 TraceCheckUtils]: 86: Hoare triple {19444#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 87: Hoare triple {19444#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 88: Hoare triple {19444#false} ~mode3~0 := 0; {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 89: Hoare triple {19444#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 90: Hoare triple {19444#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 91: Hoare triple {19444#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 92: Hoare triple {19444#false} ~mode4~0 := 0; {19444#false} is VALID [2022-02-20 18:54:38,987 INFO L290 TraceCheckUtils]: 93: Hoare triple {19444#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,988 INFO L290 TraceCheckUtils]: 94: Hoare triple {19444#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {19444#false} is VALID [2022-02-20 18:54:38,988 INFO L290 TraceCheckUtils]: 95: Hoare triple {19444#false} assume !(~send5~0 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,988 INFO L290 TraceCheckUtils]: 96: Hoare triple {19444#false} main_~node5____CPAchecker_TMP_0~1#1 := ~p5_new~0; {19444#false} is VALID [2022-02-20 18:54:38,998 INFO L290 TraceCheckUtils]: 97: Hoare triple {19444#false} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~1#1 % 256 else main_~node5____CPAchecker_TMP_0~1#1 % 256 - 256);~mode5~0 := 1; {19444#false} is VALID [2022-02-20 18:54:38,998 INFO L290 TraceCheckUtils]: 98: Hoare triple {19444#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 99: Hoare triple {19444#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~1#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 100: Hoare triple {19444#false} assume !(main_~node6__m6~1#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 101: Hoare triple {19444#false} ~mode6~0 := 0; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 102: Hoare triple {19444#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 103: Hoare triple {19444#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 104: Hoare triple {19444#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {19444#false} is VALID [2022-02-20 18:54:38,999 INFO L290 TraceCheckUtils]: 105: Hoare triple {19444#false} assume !(0 == main_~assert__arg~1#1 % 256); {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 106: Hoare triple {19444#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 107: Hoare triple {19444#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 108: Hoare triple {19444#false} assume !(~send1~0 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 109: Hoare triple {19444#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 110: Hoare triple {19444#false} ~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; {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 111: Hoare triple {19444#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,000 INFO L290 TraceCheckUtils]: 112: Hoare triple {19444#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 113: Hoare triple {19444#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 114: Hoare triple {19444#false} ~mode2~0 := 0; {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 115: Hoare triple {19444#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 116: Hoare triple {19444#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 117: Hoare triple {19444#false} assume !(~send3~0 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 118: Hoare triple {19444#false} main_~node3____CPAchecker_TMP_0~0#1 := ~p3_new~0; {19444#false} is VALID [2022-02-20 18:54:39,001 INFO L290 TraceCheckUtils]: 119: Hoare triple {19444#false} ~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; {19444#false} is VALID [2022-02-20 18:54:39,002 INFO L290 TraceCheckUtils]: 120: Hoare triple {19444#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,011 INFO L290 TraceCheckUtils]: 121: Hoare triple {19444#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {19444#false} is VALID [2022-02-20 18:54:39,011 INFO L290 TraceCheckUtils]: 122: Hoare triple {19444#false} assume !(~send4~0 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,011 INFO L290 TraceCheckUtils]: 123: Hoare triple {19444#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {19444#false} is VALID [2022-02-20 18:54:39,011 INFO L290 TraceCheckUtils]: 124: Hoare triple {19444#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 125: Hoare triple {19444#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 126: Hoare triple {19444#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 127: Hoare triple {19444#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 128: Hoare triple {19444#false} ~mode5~0 := 0; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 129: Hoare triple {19444#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 130: Hoare triple {19444#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {19444#false} is VALID [2022-02-20 18:54:39,012 INFO L290 TraceCheckUtils]: 131: Hoare triple {19444#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 132: Hoare triple {19444#false} ~mode6~0 := 0; {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 133: Hoare triple {19444#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 134: Hoare triple {19444#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 135: Hoare triple {19444#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 136: Hoare triple {19444#false} assume 0 == main_~assert__arg~2#1 % 256; {19444#false} is VALID [2022-02-20 18:54:39,013 INFO L290 TraceCheckUtils]: 137: Hoare triple {19444#false} assume !false; {19444#false} is VALID [2022-02-20 18:54:39,014 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 18:54:39,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:39,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994493101] [2022-02-20 18:54:39,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994493101] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:39,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:39,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:54:39,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264517912] [2022-02-20 18:54:39,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:39,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 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 138 [2022-02-20 18:54:39,016 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:39,016 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:39,133 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 138 edges. 138 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:39,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:54:39,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:39,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:54:39,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:39,134 INFO L87 Difference]: Start difference. First operand 1412 states and 2206 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:40,038 INFO L93 Difference]: Finished difference Result 3601 states and 5663 transitions. [2022-02-20 18:54:40,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:54:40,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 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 138 [2022-02-20 18:54:40,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:54:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 700 transitions. [2022-02-20 18:54:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 700 transitions. [2022-02-20 18:54:40,044 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 700 transitions. [2022-02-20 18:54:40,454 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 700 edges. 700 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:40,662 INFO L225 Difference]: With dead ends: 3601 [2022-02-20 18:54:40,662 INFO L226 Difference]: Without dead ends: 2274 [2022-02-20 18:54:40,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:54:40,666 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 155 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:54:40,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 582 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:54:40,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2022-02-20 18:54:40,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 2272. [2022-02-20 18:54:40,751 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:54:40,765 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2274 states. Second operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,768 INFO L74 IsIncluded]: Start isIncluded. First operand 2274 states. Second operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,770 INFO L87 Difference]: Start difference. First operand 2274 states. Second operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:40,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:40,914 INFO L93 Difference]: Finished difference Result 2274 states and 3543 transitions. [2022-02-20 18:54:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3543 transitions. [2022-02-20 18:54:40,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:40,917 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:40,920 INFO L74 IsIncluded]: Start isIncluded. First operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 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 2274 states. [2022-02-20 18:54:40,922 INFO L87 Difference]: Start difference. First operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 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 2274 states. [2022-02-20 18:54:41,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:54:41,061 INFO L93 Difference]: Finished difference Result 2274 states and 3543 transitions. [2022-02-20 18:54:41,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3543 transitions. [2022-02-20 18:54:41,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:54:41,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:54:41,065 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:54:41,065 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:54:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2272 states, 2271 states have (on average 1.5596653456627037) internal successors, (3542), 2271 states have internal predecessors, (3542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 2272 states and 3542 transitions. [2022-02-20 18:54:41,297 INFO L78 Accepts]: Start accepts. Automaton has 2272 states and 3542 transitions. Word has length 138 [2022-02-20 18:54:41,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:54:41,297 INFO L470 AbstractCegarLoop]: Abstraction has 2272 states and 3542 transitions. [2022-02-20 18:54:41,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 3542 transitions. [2022-02-20 18:54:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-02-20 18:54:41,301 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:54:41,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:54:41,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:54:41,302 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:54:41,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:54:41,302 INFO L85 PathProgramCache]: Analyzing trace with hash -300312724, now seen corresponding path program 1 times [2022-02-20 18:54:41,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:54:41,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906102987] [2022-02-20 18:54:41,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:54:41,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:54:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:54:41,408 INFO L290 TraceCheckUtils]: 0: Hoare triple {32207#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(50, 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;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[5 := #funAddr~node6.base], ~nodes~0.offset[5 := #funAddr~node6.offset];~__return_1178~0 := 0;~__return_1303~0 := 0;~__return_1418~0 := 0;~__return_1533~0 := 0; {32207#true} is VALID [2022-02-20 18:54:41,409 INFO L290 TraceCheckUtils]: 1: Hoare triple {32207#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node6____CPAchecker_TMP_0~0#1, main_~node6__m6~2#1, main_~node5____CPAchecker_TMP_0~0#1, main_~node5__m5~2#1, main_~node4____CPAchecker_TMP_0~0#1, main_~node4__m4~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~2#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~2#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node6____CPAchecker_TMP_0~1#1, main_~node6__m6~1#1, main_~node5____CPAchecker_TMP_0~1#1, main_~node5__m5~1#1, main_~node4____CPAchecker_TMP_0~1#1, main_~node4__m4~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__m3~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__m2~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node6____CPAchecker_TMP_0~2#1, main_~node6__m6~0#1, main_~node5____CPAchecker_TMP_0~2#1, main_~node5__m5~0#1, main_~node4____CPAchecker_TMP_0~2#1, main_~node4__m4~0#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__m3~0#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__m2~0#1, main_~node1____CPAchecker_TMP_0~2#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;assume -128 <= main_#t~nondet9#1 && main_#t~nondet9#1 <= 127;~id2~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~st2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;assume -128 <= main_#t~nondet11#1 && main_#t~nondet11#1 <= 127;~send2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~mode2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~id3~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~st3~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~send3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume -128 <= main_#t~nondet17#1 && main_#t~nondet17#1 <= 127;~id4~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~st4~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;assume -128 <= main_#t~nondet19#1 && main_#t~nondet19#1 <= 127;~send4~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~mode4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~id5~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~st5~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~send5~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode5~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;assume -128 <= main_#t~nondet25#1 && main_#t~nondet25#1 <= 127;~id6~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~st6~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;assume -128 <= main_#t~nondet27#1 && main_#t~nondet27#1 <= 127;~send6~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode6~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;havoc main_~init__tmp~0#1; {32207#true} is VALID [2022-02-20 18:54:41,409 INFO L290 TraceCheckUtils]: 2: Hoare triple {32207#true} assume 0 == ~r1~0 % 256; {32207#true} is VALID [2022-02-20 18:54:41,409 INFO L290 TraceCheckUtils]: 3: Hoare triple {32207#true} assume ~id1~0 >= 0; {32207#true} is VALID [2022-02-20 18:54:41,409 INFO L290 TraceCheckUtils]: 4: Hoare triple {32207#true} assume 0 == ~st1~0; {32209#(<= ~st1~0 0)} is VALID [2022-02-20 18:54:41,410 INFO L290 TraceCheckUtils]: 5: Hoare triple {32209#(<= ~st1~0 0)} assume ~send1~0 == ~id1~0; {32209#(<= ~st1~0 0)} is VALID [2022-02-20 18:54:41,410 INFO L290 TraceCheckUtils]: 6: Hoare triple {32209#(<= ~st1~0 0)} assume 0 == ~mode1~0 % 256; {32209#(<= ~st1~0 0)} is VALID [2022-02-20 18:54:41,410 INFO L290 TraceCheckUtils]: 7: Hoare triple {32209#(<= ~st1~0 0)} assume ~id2~0 >= 0; {32209#(<= ~st1~0 0)} is VALID [2022-02-20 18:54:41,411 INFO L290 TraceCheckUtils]: 8: Hoare triple {32209#(<= ~st1~0 0)} assume 0 == ~st2~0; {32210#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,411 INFO L290 TraceCheckUtils]: 9: Hoare triple {32210#(<= (+ ~st2~0 ~st1~0) 0)} assume ~send2~0 == ~id2~0; {32210#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,411 INFO L290 TraceCheckUtils]: 10: Hoare triple {32210#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~mode2~0 % 256; {32210#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,411 INFO L290 TraceCheckUtils]: 11: Hoare triple {32210#(<= (+ ~st2~0 ~st1~0) 0)} assume ~id3~0 >= 0; {32210#(<= (+ ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,412 INFO L290 TraceCheckUtils]: 12: Hoare triple {32210#(<= (+ ~st2~0 ~st1~0) 0)} assume 0 == ~st3~0; {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,412 INFO L290 TraceCheckUtils]: 13: Hoare triple {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send3~0 == ~id3~0; {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,412 INFO L290 TraceCheckUtils]: 14: Hoare triple {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode3~0 % 256; {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,413 INFO L290 TraceCheckUtils]: 15: Hoare triple {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id4~0 >= 0; {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,413 INFO L290 TraceCheckUtils]: 16: Hoare triple {32211#(<= (+ ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st4~0; {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,413 INFO L290 TraceCheckUtils]: 17: Hoare triple {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send4~0 == ~id4~0; {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,414 INFO L290 TraceCheckUtils]: 18: Hoare triple {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode4~0 % 256; {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,414 INFO L290 TraceCheckUtils]: 19: Hoare triple {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id5~0 >= 0; {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,414 INFO L290 TraceCheckUtils]: 20: Hoare triple {32212#(<= (+ ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st5~0; {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,415 INFO L290 TraceCheckUtils]: 21: Hoare triple {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~send5~0 == ~id5~0; {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,415 INFO L290 TraceCheckUtils]: 22: Hoare triple {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~mode5~0 % 256; {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,415 INFO L290 TraceCheckUtils]: 23: Hoare triple {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume ~id6~0 >= 0; {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} is VALID [2022-02-20 18:54:41,416 INFO L290 TraceCheckUtils]: 24: Hoare triple {32213#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0) 0)} assume 0 == ~st6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,416 INFO L290 TraceCheckUtils]: 25: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~send6~0 == ~id6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,416 INFO L290 TraceCheckUtils]: 26: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume 0 == ~mode6~0 % 256; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,417 INFO L290 TraceCheckUtils]: 27: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id2~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,417 INFO L290 TraceCheckUtils]: 28: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id3~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,417 INFO L290 TraceCheckUtils]: 29: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id4~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,418 INFO L290 TraceCheckUtils]: 30: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id5~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,418 INFO L290 TraceCheckUtils]: 31: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id1~0 != ~id6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,418 INFO L290 TraceCheckUtils]: 32: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id3~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,419 INFO L290 TraceCheckUtils]: 33: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id4~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,419 INFO L290 TraceCheckUtils]: 34: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id5~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,419 INFO L290 TraceCheckUtils]: 35: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id2~0 != ~id6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,420 INFO L290 TraceCheckUtils]: 36: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id4~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,420 INFO L290 TraceCheckUtils]: 37: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id5~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,421 INFO L290 TraceCheckUtils]: 38: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id3~0 != ~id6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,421 INFO L290 TraceCheckUtils]: 39: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id4~0 != ~id5~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,421 INFO L290 TraceCheckUtils]: 40: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id4~0 != ~id6~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,422 INFO L290 TraceCheckUtils]: 41: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~id5~0 != ~id6~0;main_~init__tmp~0#1 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,422 INFO L290 TraceCheckUtils]: 42: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~__return_1178~0 := main_~init__tmp~0#1;main_~main__i2~0#1 := ~__return_1178~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,422 INFO L290 TraceCheckUtils]: 43: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume 0 != main_~main__i2~0#1;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__m1~0#1;main_~node1__m1~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,423 INFO L290 TraceCheckUtils]: 44: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,423 INFO L290 TraceCheckUtils]: 45: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send1~0 != ~nomsg~0); {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,423 INFO L290 TraceCheckUtils]: 46: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node1____CPAchecker_TMP_0~2#1 := ~p1_new~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,424 INFO L290 TraceCheckUtils]: 47: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~2#1 % 256 else main_~node1____CPAchecker_TMP_0~2#1 % 256 - 256);~mode1~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,424 INFO L290 TraceCheckUtils]: 48: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node2__m2~0#1;main_~node2__m2~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,424 INFO L290 TraceCheckUtils]: 49: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,425 INFO L290 TraceCheckUtils]: 50: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~send2~0 != ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,425 INFO L290 TraceCheckUtils]: 51: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume ~p2_new~0 == ~nomsg~0;main_~node2____CPAchecker_TMP_0~2#1 := ~send2~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,426 INFO L290 TraceCheckUtils]: 52: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p2_new~0 := (if main_~node2____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node2____CPAchecker_TMP_0~2#1 % 256 else main_~node2____CPAchecker_TMP_0~2#1 % 256 - 256);~mode2~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,426 INFO L290 TraceCheckUtils]: 53: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node3__m3~0#1;main_~node3__m3~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,426 INFO L290 TraceCheckUtils]: 54: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,427 INFO L290 TraceCheckUtils]: 55: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send3~0 != ~nomsg~0); {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,427 INFO L290 TraceCheckUtils]: 56: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node3____CPAchecker_TMP_0~2#1 := ~p3_new~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,427 INFO L290 TraceCheckUtils]: 57: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p3_new~0 := (if main_~node3____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node3____CPAchecker_TMP_0~2#1 % 256 else main_~node3____CPAchecker_TMP_0~2#1 % 256 - 256);~mode3~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,428 INFO L290 TraceCheckUtils]: 58: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node4__m4~0#1;main_~node4__m4~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,428 INFO L290 TraceCheckUtils]: 59: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,428 INFO L290 TraceCheckUtils]: 60: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send4~0 != ~nomsg~0); {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,429 INFO L290 TraceCheckUtils]: 61: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node4____CPAchecker_TMP_0~2#1 := ~p4_new~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,429 INFO L290 TraceCheckUtils]: 62: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~2#1 % 256 else main_~node4____CPAchecker_TMP_0~2#1 % 256 - 256);~mode4~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,429 INFO L290 TraceCheckUtils]: 63: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node5__m5~0#1;main_~node5__m5~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,430 INFO L290 TraceCheckUtils]: 64: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,430 INFO L290 TraceCheckUtils]: 65: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send5~0 != ~nomsg~0); {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,430 INFO L290 TraceCheckUtils]: 66: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node5____CPAchecker_TMP_0~2#1 := ~p5_new~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,431 INFO L290 TraceCheckUtils]: 67: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~2#1 % 256 else main_~node5____CPAchecker_TMP_0~2#1 % 256 - 256);~mode5~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,431 INFO L290 TraceCheckUtils]: 68: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} havoc main_~node6__m6~0#1;main_~node6__m6~0#1 := ~nomsg~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,432 INFO L290 TraceCheckUtils]: 69: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !!(0 == ~mode6~0 % 256);havoc main_~node6____CPAchecker_TMP_0~2#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,432 INFO L290 TraceCheckUtils]: 70: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~send6~0 != ~nomsg~0); {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,432 INFO L290 TraceCheckUtils]: 71: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} main_~node6____CPAchecker_TMP_0~2#1 := ~p6_new~0; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,433 INFO L290 TraceCheckUtils]: 72: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p6_new~0 := (if main_~node6____CPAchecker_TMP_0~2#1 % 256 <= 127 then main_~node6____CPAchecker_TMP_0~2#1 % 256 else main_~node6____CPAchecker_TMP_0~2#1 % 256 - 256);~mode6~0 := 1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,434 INFO L290 TraceCheckUtils]: 73: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} is VALID [2022-02-20 18:54:41,434 INFO L290 TraceCheckUtils]: 74: Hoare triple {32214#(<= (+ ~st5~0 ~st4~0 ~st3~0 ~st2~0 ~st1~0 ~st6~0) 0)} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~0#1 := 0; {32208#false} is VALID [2022-02-20 18:54:41,434 INFO L290 TraceCheckUtils]: 75: Hoare triple {32208#false} ~__return_1303~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_1303~0;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; {32208#false} is VALID [2022-02-20 18:54:41,434 INFO L290 TraceCheckUtils]: 76: Hoare triple {32208#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__m1~1#1;main_~node1__m1~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,434 INFO L290 TraceCheckUtils]: 77: Hoare triple {32208#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~1#1; {32208#false} is VALID [2022-02-20 18:54:41,440 INFO L290 TraceCheckUtils]: 78: Hoare triple {32208#false} assume ~send1~0 != ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,440 INFO L290 TraceCheckUtils]: 79: Hoare triple {32208#false} assume ~p1_new~0 == ~nomsg~0;main_~node1____CPAchecker_TMP_0~1#1 := ~send1~0; {32208#false} is VALID [2022-02-20 18:54:41,440 INFO L290 TraceCheckUtils]: 80: Hoare triple {32208#false} ~p1_new~0 := (if main_~node1____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node1____CPAchecker_TMP_0~1#1 % 256 else main_~node1____CPAchecker_TMP_0~1#1 % 256 - 256);~mode1~0 := 1; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 81: Hoare triple {32208#false} havoc main_~node2__m2~1#1;main_~node2__m2~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 82: Hoare triple {32208#false} assume !!(0 == ~mode2~0 % 256);havoc main_~node2____CPAchecker_TMP_0~1#1; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 83: Hoare triple {32208#false} assume !(~send2~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 84: Hoare triple {32208#false} main_~node2____CPAchecker_TMP_0~1#1 := ~p2_new~0; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 85: Hoare triple {32208#false} ~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; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 86: Hoare triple {32208#false} havoc main_~node3__m3~1#1;main_~node3__m3~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,441 INFO L290 TraceCheckUtils]: 87: Hoare triple {32208#false} assume !(0 == ~mode3~0 % 256);main_~node3__m3~1#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 88: Hoare triple {32208#false} assume !(main_~node3__m3~1#1 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 89: Hoare triple {32208#false} ~mode3~0 := 0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 90: Hoare triple {32208#false} havoc main_~node4__m4~1#1;main_~node4__m4~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 91: Hoare triple {32208#false} assume !(0 == ~mode4~0 % 256);main_~node4__m4~1#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 92: Hoare triple {32208#false} assume !(main_~node4__m4~1#1 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 93: Hoare triple {32208#false} ~mode4~0 := 0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 94: Hoare triple {32208#false} havoc main_~node5__m5~1#1;main_~node5__m5~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,442 INFO L290 TraceCheckUtils]: 95: Hoare triple {32208#false} assume !!(0 == ~mode5~0 % 256);havoc main_~node5____CPAchecker_TMP_0~1#1; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 96: Hoare triple {32208#false} assume !(~send5~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 97: Hoare triple {32208#false} main_~node5____CPAchecker_TMP_0~1#1 := ~p5_new~0; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 98: Hoare triple {32208#false} ~p5_new~0 := (if main_~node5____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node5____CPAchecker_TMP_0~1#1 % 256 else main_~node5____CPAchecker_TMP_0~1#1 % 256 - 256);~mode5~0 := 1; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 99: Hoare triple {32208#false} havoc main_~node6__m6~1#1;main_~node6__m6~1#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 100: Hoare triple {32208#false} assume !!(0 == ~mode6~0 % 256);havoc main_~node6____CPAchecker_TMP_0~1#1; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 101: Hoare triple {32208#false} assume !(~send6~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 102: Hoare triple {32208#false} main_~node6____CPAchecker_TMP_0~1#1 := ~p6_new~0; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 103: Hoare triple {32208#false} ~p6_new~0 := (if main_~node6____CPAchecker_TMP_0~1#1 % 256 <= 127 then main_~node6____CPAchecker_TMP_0~1#1 % 256 else main_~node6____CPAchecker_TMP_0~1#1 % 256 - 256);~mode6~0 := 1; {32208#false} is VALID [2022-02-20 18:54:41,443 INFO L290 TraceCheckUtils]: 104: Hoare triple {32208#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 105: Hoare triple {32208#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~1#1 := 0; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 106: Hoare triple {32208#false} ~__return_1418~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_1418~0;havoc main_~__tmp_2~0#1;main_~__tmp_2~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~1#1;main_~assert__arg~1#1 := main_~__tmp_2~0#1; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 107: Hoare triple {32208#false} assume !(0 == main_~assert__arg~1#1 % 256); {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 108: Hoare triple {32208#false} havoc main_~node1__m1~2#1;main_~node1__m1~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 109: Hoare triple {32208#false} assume !!(0 == ~mode1~0 % 256);havoc main_~node1____CPAchecker_TMP_0~0#1; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 110: Hoare triple {32208#false} assume !(~send1~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 111: Hoare triple {32208#false} main_~node1____CPAchecker_TMP_0~0#1 := ~p1_new~0; {32208#false} is VALID [2022-02-20 18:54:41,444 INFO L290 TraceCheckUtils]: 112: Hoare triple {32208#false} ~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; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 113: Hoare triple {32208#false} havoc main_~node2__m2~2#1;main_~node2__m2~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 114: Hoare triple {32208#false} assume !(0 == ~mode2~0 % 256);main_~node2__m2~2#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 115: Hoare triple {32208#false} assume !(main_~node2__m2~2#1 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 116: Hoare triple {32208#false} ~mode2~0 := 0; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 117: Hoare triple {32208#false} havoc main_~node3__m3~2#1;main_~node3__m3~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 118: Hoare triple {32208#false} assume !!(0 == ~mode3~0 % 256);havoc main_~node3____CPAchecker_TMP_0~0#1; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 119: Hoare triple {32208#false} assume !(~send3~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 120: Hoare triple {32208#false} main_~node3____CPAchecker_TMP_0~0#1 := ~p3_new~0; {32208#false} is VALID [2022-02-20 18:54:41,445 INFO L290 TraceCheckUtils]: 121: Hoare triple {32208#false} ~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; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 122: Hoare triple {32208#false} havoc main_~node4__m4~2#1;main_~node4__m4~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 123: Hoare triple {32208#false} assume !!(0 == ~mode4~0 % 256);havoc main_~node4____CPAchecker_TMP_0~0#1; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 124: Hoare triple {32208#false} assume !(~send4~0 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 125: Hoare triple {32208#false} main_~node4____CPAchecker_TMP_0~0#1 := ~p4_new~0; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 126: Hoare triple {32208#false} ~p4_new~0 := (if main_~node4____CPAchecker_TMP_0~0#1 % 256 <= 127 then main_~node4____CPAchecker_TMP_0~0#1 % 256 else main_~node4____CPAchecker_TMP_0~0#1 % 256 - 256);~mode4~0 := 1; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 127: Hoare triple {32208#false} havoc main_~node5__m5~2#1;main_~node5__m5~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,446 INFO L290 TraceCheckUtils]: 128: Hoare triple {32208#false} assume !(0 == ~mode5~0 % 256);main_~node5__m5~2#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,447 INFO L290 TraceCheckUtils]: 129: Hoare triple {32208#false} assume !(main_~node5__m5~2#1 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,447 INFO L290 TraceCheckUtils]: 130: Hoare triple {32208#false} ~mode5~0 := 0; {32208#false} is VALID [2022-02-20 18:54:41,447 INFO L290 TraceCheckUtils]: 131: Hoare triple {32208#false} havoc main_~node6__m6~2#1;main_~node6__m6~2#1 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 132: Hoare triple {32208#false} assume !(0 == ~mode6~0 % 256);main_~node6__m6~2#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 133: Hoare triple {32208#false} assume !(main_~node6__m6~2#1 != ~nomsg~0); {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 134: Hoare triple {32208#false} ~mode6~0 := 0; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 135: Hoare triple {32208#false} ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 136: Hoare triple {32208#false} assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);main_~check__tmp~2#1 := 0; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 137: Hoare triple {32208#false} ~__return_1533~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_1533~0;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; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 138: Hoare triple {32208#false} assume 0 == main_~assert__arg~2#1 % 256; {32208#false} is VALID [2022-02-20 18:54:41,448 INFO L290 TraceCheckUtils]: 139: Hoare triple {32208#false} assume !false; {32208#false} is VALID [2022-02-20 18:54:41,449 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 18:54:41,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:54:41,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906102987] [2022-02-20 18:54:41,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906102987] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:54:41,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:54:41,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 18:54:41,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585035371] [2022-02-20 18:54:41,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:54:41,450 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 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 140 [2022-02-20 18:54:41,450 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:54:41,450 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:54:41,552 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:54:41,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 18:54:41,552 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:54:41,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 18:54:41,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 18:54:41,553 INFO L87 Difference]: Start difference. First operand 2272 states and 3542 transitions. Second operand has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:55:32,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:55:32,455 INFO L93 Difference]: Finished difference Result 24689 states and 38597 transitions. [2022-02-20 18:55:32,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 18:55:32,456 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 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 140 [2022-02-20 18:55:32,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:55:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:55:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2357 transitions. [2022-02-20 18:55:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 17.5) internal successors, (140), 8 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:55:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2357 transitions. [2022-02-20 18:55:32,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 2357 transitions. [2022-02-20 18:55:33,964 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 2357 edges. 2357 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.