./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-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_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-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 9260884558ccc913fea23720ea19c1107cd16edf25af23049028c38b098feff1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:59:22,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:59:22,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:59:23,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:59:23,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:59:23,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:59:23,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:59:23,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:59:23,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:59:23,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:59:23,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:59:23,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:59:23,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:59:23,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:59:23,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:59:23,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:59:23,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:59:23,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:59:23,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:59:23,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:59:23,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:59:23,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:59:23,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:59:23,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:59:23,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:59:23,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:59:23,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:59:23,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:59:23,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:59:23,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:59:23,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:59:23,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:59:23,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:59:23,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:59:23,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:59:23,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:59:23,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:59:23,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:59:23,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:59:23,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:59:23,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:59:23,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:59:23,106 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:59:23,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:59:23,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:59:23,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:59:23,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:59:23,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:59:23,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:59:23,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:59:23,108 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:59:23,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:59:23,109 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:59:23,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:59:23,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:59:23,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:59:23,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:59:23,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:59:23,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:59:23,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:59:23,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:59:23,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:59:23,112 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:59:23,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:59:23,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9260884558ccc913fea23720ea19c1107cd16edf25af23049028c38b098feff1 [2022-02-20 18:59:23,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:59:23,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:59:23,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:59:23,329 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:59:23,330 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:59:23,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-02-20 18:59:23,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515e81bd2/2e6674c939d24e99923c30978be81f9e/FLAG994717059 [2022-02-20 18:59:23,810 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:59:23,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-02-20 18:59:23,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515e81bd2/2e6674c939d24e99923c30978be81f9e/FLAG994717059 [2022-02-20 18:59:24,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/515e81bd2/2e6674c939d24e99923c30978be81f9e [2022-02-20 18:59:24,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:59:24,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:59:24,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:59:24,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:59:24,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:59:24,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b1cab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24, skipping insertion in model container [2022-02-20 18:59:24,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:59:24,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:59:24,455 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_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15864,15877] [2022-02-20 18:59:24,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:59:24,541 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:59:24,634 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_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15864,15877] [2022-02-20 18:59:24,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:59:24,679 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:59:24,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24 WrapperNode [2022-02-20 18:59:24,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:59:24,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:59:24,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:59:24,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:59:24,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,781 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1292 [2022-02-20 18:59:24,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:59:24,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:59:24,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:59:24,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:59:24,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:59:24,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:59:24,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:59:24,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:59:24,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (1/1) ... [2022-02-20 18:59:24,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:59:24,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:59:24,891 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 18:59:24,907 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 18:59:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:59:24,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:59:24,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:59:24,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:59:25,039 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:59:25,040 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:59:25,942 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:59:25,949 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:59:25,949 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:59:25,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:59:25 BoogieIcfgContainer [2022-02-20 18:59:25,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:59:25,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:59:25,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:59:25,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:59:25,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:59:24" (1/3) ... [2022-02-20 18:59:25,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24795431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:59:25, skipping insertion in model container [2022-02-20 18:59:25,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:59:24" (2/3) ... [2022-02-20 18:59:25,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24795431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:59:25, skipping insertion in model container [2022-02-20 18:59:25,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:59:25" (3/3) ... [2022-02-20 18:59:25,956 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-02-20 18:59:25,960 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:59:25,960 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:59:25,994 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:59:25,999 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 18:59:25,999 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:59:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 344 states, 342 states have (on average 1.7690058479532165) internal successors, (605), 343 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-02-20 18:59:26,028 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:26,029 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:26,030 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:26,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:26,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1491324598, now seen corresponding path program 1 times [2022-02-20 18:59:26,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:26,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019554038] [2022-02-20 18:59:26,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:26,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:26,470 INFO L290 TraceCheckUtils]: 0: Hoare triple {347#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {347#true} is VALID [2022-02-20 18:59:26,471 INFO L290 TraceCheckUtils]: 1: Hoare triple {347#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {347#true} is VALID [2022-02-20 18:59:26,471 INFO L290 TraceCheckUtils]: 2: Hoare triple {347#true} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,472 INFO L290 TraceCheckUtils]: 3: Hoare triple {347#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,472 INFO L290 TraceCheckUtils]: 4: Hoare triple {347#true} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,472 INFO L290 TraceCheckUtils]: 5: Hoare triple {347#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,472 INFO L290 TraceCheckUtils]: 6: Hoare triple {347#true} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___1~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,473 INFO L290 TraceCheckUtils]: 7: Hoare triple {347#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,473 INFO L290 TraceCheckUtils]: 8: Hoare triple {347#true} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,473 INFO L290 TraceCheckUtils]: 9: Hoare triple {347#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,473 INFO L290 TraceCheckUtils]: 10: Hoare triple {347#true} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,473 INFO L290 TraceCheckUtils]: 11: Hoare triple {347#true} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,474 INFO L290 TraceCheckUtils]: 12: Hoare triple {347#true} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {347#true} is VALID [2022-02-20 18:59:26,474 INFO L290 TraceCheckUtils]: 13: Hoare triple {347#true} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {347#true} is VALID [2022-02-20 18:59:26,474 INFO L290 TraceCheckUtils]: 14: Hoare triple {347#true} assume ~id1~0 != ~id2~0; {347#true} is VALID [2022-02-20 18:59:26,474 INFO L290 TraceCheckUtils]: 15: Hoare triple {347#true} assume ~id1~0 != ~id3~0; {347#true} is VALID [2022-02-20 18:59:26,474 INFO L290 TraceCheckUtils]: 16: Hoare triple {347#true} assume ~id2~0 != ~id3~0; {347#true} is VALID [2022-02-20 18:59:26,475 INFO L290 TraceCheckUtils]: 17: Hoare triple {347#true} assume ~id1~0 >= 0; {347#true} is VALID [2022-02-20 18:59:26,475 INFO L290 TraceCheckUtils]: 18: Hoare triple {347#true} assume ~id2~0 >= 0; {347#true} is VALID [2022-02-20 18:59:26,475 INFO L290 TraceCheckUtils]: 19: Hoare triple {347#true} assume ~id3~0 >= 0; {347#true} is VALID [2022-02-20 18:59:26,475 INFO L290 TraceCheckUtils]: 20: Hoare triple {347#true} assume 0 == ~r1~0 % 256; {347#true} is VALID [2022-02-20 18:59:26,475 INFO L290 TraceCheckUtils]: 21: Hoare triple {347#true} assume 0 == ~r2~0 % 256; {347#true} is VALID [2022-02-20 18:59:26,476 INFO L290 TraceCheckUtils]: 22: Hoare triple {347#true} assume 0 == ~r3~0 % 256; {347#true} is VALID [2022-02-20 18:59:26,476 INFO L290 TraceCheckUtils]: 23: Hoare triple {347#true} assume !(0 == main_~init__r122~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,476 INFO L290 TraceCheckUtils]: 24: Hoare triple {347#true} assume !(0 == main_~init__r132~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,476 INFO L290 TraceCheckUtils]: 25: Hoare triple {347#true} assume !(0 == main_~init__r212~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,476 INFO L290 TraceCheckUtils]: 26: Hoare triple {347#true} assume !(0 == main_~init__r232~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,477 INFO L290 TraceCheckUtils]: 27: Hoare triple {347#true} assume !(0 == main_~init__r312~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,477 INFO L290 TraceCheckUtils]: 28: Hoare triple {347#true} assume !(0 == main_~init__r322~0#1 % 256); {347#true} is VALID [2022-02-20 18:59:26,478 INFO L290 TraceCheckUtils]: 29: Hoare triple {347#true} assume ~max1~0 == ~id1~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,478 INFO L290 TraceCheckUtils]: 30: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~max2~0 == ~id2~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,479 INFO L290 TraceCheckUtils]: 31: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~max3~0 == ~id3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,479 INFO L290 TraceCheckUtils]: 32: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st1~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,480 INFO L290 TraceCheckUtils]: 33: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st2~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,480 INFO L290 TraceCheckUtils]: 34: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,480 INFO L290 TraceCheckUtils]: 35: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl1~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,481 INFO L290 TraceCheckUtils]: 36: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl2~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,481 INFO L290 TraceCheckUtils]: 37: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,482 INFO L290 TraceCheckUtils]: 38: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~mode1~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,482 INFO L290 TraceCheckUtils]: 39: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~mode2~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,483 INFO L290 TraceCheckUtils]: 40: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~mode3~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,483 INFO L290 TraceCheckUtils]: 41: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~newmax1~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,484 INFO L290 TraceCheckUtils]: 42: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~newmax2~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,484 INFO L290 TraceCheckUtils]: 43: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,485 INFO L290 TraceCheckUtils]: 44: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,486 INFO L290 TraceCheckUtils]: 45: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode1~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,486 INFO L290 TraceCheckUtils]: 46: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,486 INFO L290 TraceCheckUtils]: 47: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep12~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,487 INFO L290 TraceCheckUtils]: 48: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep13~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,487 INFO L290 TraceCheckUtils]: 49: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,490 INFO L290 TraceCheckUtils]: 50: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode2~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,490 INFO L290 TraceCheckUtils]: 51: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r2~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,491 INFO L290 TraceCheckUtils]: 52: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep21~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,491 INFO L290 TraceCheckUtils]: 53: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep23~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,492 INFO L290 TraceCheckUtils]: 54: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,492 INFO L290 TraceCheckUtils]: 55: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode3~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,494 INFO L290 TraceCheckUtils]: 56: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r3~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,494 INFO L290 TraceCheckUtils]: 57: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep31~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,495 INFO L290 TraceCheckUtils]: 58: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep32~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,496 INFO L290 TraceCheckUtils]: 59: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,496 INFO L290 TraceCheckUtils]: 60: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,497 INFO L290 TraceCheckUtils]: 61: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~nl1~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,497 INFO L290 TraceCheckUtils]: 62: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st2~0 + ~nl2~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,498 INFO L290 TraceCheckUtils]: 63: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st3~0 + ~nl3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,502 INFO L290 TraceCheckUtils]: 64: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,502 INFO L290 TraceCheckUtils]: 65: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,506 INFO L290 TraceCheckUtils]: 66: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,507 INFO L290 TraceCheckUtils]: 67: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,507 INFO L290 TraceCheckUtils]: 68: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,508 INFO L290 TraceCheckUtils]: 69: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,509 INFO L290 TraceCheckUtils]: 70: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,509 INFO L290 TraceCheckUtils]: 71: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~mode1~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,510 INFO L290 TraceCheckUtils]: 72: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,510 INFO L290 TraceCheckUtils]: 73: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep21~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,511 INFO L290 TraceCheckUtils]: 74: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep31~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,511 INFO L290 TraceCheckUtils]: 75: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~newmax1~0 := main_~node1__newmax~1#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,512 INFO L290 TraceCheckUtils]: 76: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,512 INFO L290 TraceCheckUtils]: 77: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~mode2~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,512 INFO L290 TraceCheckUtils]: 78: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,528 INFO L290 TraceCheckUtils]: 79: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep12~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,529 INFO L290 TraceCheckUtils]: 80: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep32~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,530 INFO L290 TraceCheckUtils]: 81: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~newmax2~0 := main_~node2__newmax~1#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,530 INFO L290 TraceCheckUtils]: 82: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,531 INFO L290 TraceCheckUtils]: 83: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~mode3~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,531 INFO L290 TraceCheckUtils]: 84: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,532 INFO L290 TraceCheckUtils]: 85: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep13~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,532 INFO L290 TraceCheckUtils]: 86: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep23~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,533 INFO L290 TraceCheckUtils]: 87: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~newmax3~0 := main_~node3__newmax~1#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,534 INFO L290 TraceCheckUtils]: 88: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,534 INFO L290 TraceCheckUtils]: 89: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,535 INFO L290 TraceCheckUtils]: 90: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~nl1~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,535 INFO L290 TraceCheckUtils]: 91: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st2~0 + ~nl2~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,536 INFO L290 TraceCheckUtils]: 92: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st3~0 + ~nl3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,537 INFO L290 TraceCheckUtils]: 93: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,537 INFO L290 TraceCheckUtils]: 94: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,538 INFO L290 TraceCheckUtils]: 95: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,538 INFO L290 TraceCheckUtils]: 96: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,539 INFO L290 TraceCheckUtils]: 97: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,540 INFO L290 TraceCheckUtils]: 98: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,540 INFO L290 TraceCheckUtils]: 99: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,540 INFO L290 TraceCheckUtils]: 100: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode1~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,541 INFO L290 TraceCheckUtils]: 101: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,541 INFO L290 TraceCheckUtils]: 102: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep12~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,542 INFO L290 TraceCheckUtils]: 103: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep13~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,542 INFO L290 TraceCheckUtils]: 104: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,543 INFO L290 TraceCheckUtils]: 105: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode2~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,544 INFO L290 TraceCheckUtils]: 106: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r2~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,545 INFO L290 TraceCheckUtils]: 107: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep21~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,545 INFO L290 TraceCheckUtils]: 108: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep23~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,546 INFO L290 TraceCheckUtils]: 109: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,546 INFO L290 TraceCheckUtils]: 110: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~mode3~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,547 INFO L290 TraceCheckUtils]: 111: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r3~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,547 INFO L290 TraceCheckUtils]: 112: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep31~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,548 INFO L290 TraceCheckUtils]: 113: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep32~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,548 INFO L290 TraceCheckUtils]: 114: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,553 INFO L290 TraceCheckUtils]: 115: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,553 INFO L290 TraceCheckUtils]: 116: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st1~0 + ~nl1~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,554 INFO L290 TraceCheckUtils]: 117: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st2~0 + ~nl2~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,555 INFO L290 TraceCheckUtils]: 118: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~st3~0 + ~nl3~0 <= 1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,555 INFO L290 TraceCheckUtils]: 119: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,562 INFO L290 TraceCheckUtils]: 120: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,562 INFO L290 TraceCheckUtils]: 121: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,563 INFO L290 TraceCheckUtils]: 122: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~r1~0 % 256 >= 2); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,577 INFO L290 TraceCheckUtils]: 123: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,578 INFO L290 TraceCheckUtils]: 124: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,578 INFO L290 TraceCheckUtils]: 125: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,579 INFO L290 TraceCheckUtils]: 126: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(0 == ~mode1~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,579 INFO L290 TraceCheckUtils]: 127: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,580 INFO L290 TraceCheckUtils]: 128: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep21~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,580 INFO L290 TraceCheckUtils]: 129: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !!(0 == ~ep31~0 % 256); {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,580 INFO L290 TraceCheckUtils]: 130: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} ~newmax1~0 := main_~node1__newmax~3#1; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,581 INFO L290 TraceCheckUtils]: 131: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume 2 == ~r1~0 % 256; {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 132: Hoare triple {349#(= (+ (* (- 1) ~id1~0) ~max1~0) 0)} assume !(~max1~0 == ~id1~0);~nl1~0 := 1; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 133: Hoare triple {348#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 134: Hoare triple {348#false} assume !(0 == ~mode2~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 135: Hoare triple {348#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 136: Hoare triple {348#false} assume !!(0 == ~ep12~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 137: Hoare triple {348#false} assume !!(0 == ~ep32~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 138: Hoare triple {348#false} ~newmax2~0 := main_~node2__newmax~3#1; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 139: Hoare triple {348#false} assume 2 == ~r2~0 % 256; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 140: Hoare triple {348#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {348#false} is VALID [2022-02-20 18:59:26,582 INFO L290 TraceCheckUtils]: 141: Hoare triple {348#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 142: Hoare triple {348#false} assume !(0 == ~mode3~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 143: Hoare triple {348#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 144: Hoare triple {348#false} assume !!(0 == ~ep13~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 145: Hoare triple {348#false} assume !!(0 == ~ep23~0 % 256); {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 146: Hoare triple {348#false} ~newmax3~0 := main_~node3__newmax~3#1; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 147: Hoare triple {348#false} assume 2 == ~r3~0 % 256; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 148: Hoare triple {348#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 149: Hoare triple {348#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {348#false} is VALID [2022-02-20 18:59:26,583 INFO L290 TraceCheckUtils]: 150: Hoare triple {348#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {348#false} is VALID [2022-02-20 18:59:26,584 INFO L290 TraceCheckUtils]: 151: Hoare triple {348#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {348#false} is VALID [2022-02-20 18:59:26,584 INFO L290 TraceCheckUtils]: 152: Hoare triple {348#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {348#false} is VALID [2022-02-20 18:59:26,584 INFO L290 TraceCheckUtils]: 153: Hoare triple {348#false} assume 0 == main_~assert__arg~3#1 % 256; {348#false} is VALID [2022-02-20 18:59:26,584 INFO L290 TraceCheckUtils]: 154: Hoare triple {348#false} assume !false; {348#false} is VALID [2022-02-20 18:59:26,586 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 18:59:26,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:26,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019554038] [2022-02-20 18:59:26,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019554038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:26,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:26,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:26,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541264196] [2022-02-20 18:59:26,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:26,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 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 155 [2022-02-20 18:59:26,594 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:26,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:26,725 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:26,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:26,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:26,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:26,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:26,741 INFO L87 Difference]: Start difference. First operand has 344 states, 342 states have (on average 1.7690058479532165) internal successors, (605), 343 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:27,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:27,483 INFO L93 Difference]: Finished difference Result 702 states and 1220 transitions. [2022-02-20 18:59:27,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:27,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 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 155 [2022-02-20 18:59:27,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:27,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1220 transitions. [2022-02-20 18:59:27,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1220 transitions. [2022-02-20 18:59:27,503 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1220 transitions. [2022-02-20 18:59:28,247 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1220 edges. 1220 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:28,277 INFO L225 Difference]: With dead ends: 702 [2022-02-20 18:59:28,278 INFO L226 Difference]: Without dead ends: 565 [2022-02-20 18:59:28,280 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 18:59:28,282 INFO L933 BasicCegarLoop]: 574 mSDtfsCounter, 418 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:28,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [418 Valid, 1007 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:28,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2022-02-20 18:59:28,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 563. [2022-02-20 18:59:28,322 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:28,324 INFO L82 GeneralOperation]: Start isEquivalent. First operand 565 states. Second operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,325 INFO L74 IsIncluded]: Start isIncluded. First operand 565 states. Second operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,326 INFO L87 Difference]: Start difference. First operand 565 states. Second operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:28,342 INFO L93 Difference]: Finished difference Result 565 states and 843 transitions. [2022-02-20 18:59:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 843 transitions. [2022-02-20 18:59:28,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:28,344 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:28,345 INFO L74 IsIncluded]: Start isIncluded. First operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 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 565 states. [2022-02-20 18:59:28,346 INFO L87 Difference]: Start difference. First operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 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 565 states. [2022-02-20 18:59:28,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:28,362 INFO L93 Difference]: Finished difference Result 565 states and 843 transitions. [2022-02-20 18:59:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 843 transitions. [2022-02-20 18:59:28,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:28,363 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:28,364 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:28,364 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 562 states have (on average 1.498220640569395) internal successors, (842), 562 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 842 transitions. [2022-02-20 18:59:28,382 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 842 transitions. Word has length 155 [2022-02-20 18:59:28,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:28,383 INFO L470 AbstractCegarLoop]: Abstraction has 563 states and 842 transitions. [2022-02-20 18:59:28,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 842 transitions. [2022-02-20 18:59:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-02-20 18:59:28,384 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:28,385 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:28,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:59:28,385 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:28,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:28,386 INFO L85 PathProgramCache]: Analyzing trace with hash -599043347, now seen corresponding path program 1 times [2022-02-20 18:59:28,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:28,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647914353] [2022-02-20 18:59:28,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:28,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:28,572 INFO L290 TraceCheckUtils]: 0: Hoare triple {3137#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {3137#true} is VALID [2022-02-20 18:59:28,574 INFO L290 TraceCheckUtils]: 1: Hoare triple {3137#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {3139#(= (+ (* (- 1) ~ep12~0) |ULTIMATE.start_main_~init__r121~0#1|) 0)} is VALID [2022-02-20 18:59:28,574 INFO L290 TraceCheckUtils]: 2: Hoare triple {3139#(= (+ (* (- 1) ~ep12~0) |ULTIMATE.start_main_~init__r121~0#1|) 0)} assume !(0 == main_~init__r121~0#1 % 256);main_~init__tmp~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,575 INFO L290 TraceCheckUtils]: 3: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,575 INFO L290 TraceCheckUtils]: 4: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,576 INFO L290 TraceCheckUtils]: 5: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,576 INFO L290 TraceCheckUtils]: 6: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___1~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,577 INFO L290 TraceCheckUtils]: 7: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,577 INFO L290 TraceCheckUtils]: 8: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,577 INFO L290 TraceCheckUtils]: 9: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,578 INFO L290 TraceCheckUtils]: 10: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,578 INFO L290 TraceCheckUtils]: 11: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,579 INFO L290 TraceCheckUtils]: 12: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,579 INFO L290 TraceCheckUtils]: 13: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,580 INFO L290 TraceCheckUtils]: 14: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id1~0 != ~id2~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,580 INFO L290 TraceCheckUtils]: 15: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id1~0 != ~id3~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,580 INFO L290 TraceCheckUtils]: 16: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id2~0 != ~id3~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,581 INFO L290 TraceCheckUtils]: 17: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id1~0 >= 0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,581 INFO L290 TraceCheckUtils]: 18: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id2~0 >= 0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,582 INFO L290 TraceCheckUtils]: 19: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~id3~0 >= 0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,582 INFO L290 TraceCheckUtils]: 20: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~r1~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,582 INFO L290 TraceCheckUtils]: 21: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~r2~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,583 INFO L290 TraceCheckUtils]: 22: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~r3~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,584 INFO L290 TraceCheckUtils]: 23: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r122~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,584 INFO L290 TraceCheckUtils]: 24: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r132~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,584 INFO L290 TraceCheckUtils]: 25: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r212~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,585 INFO L290 TraceCheckUtils]: 26: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r232~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,585 INFO L290 TraceCheckUtils]: 27: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r312~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,586 INFO L290 TraceCheckUtils]: 28: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == main_~init__r322~0#1 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,586 INFO L290 TraceCheckUtils]: 29: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~max1~0 == ~id1~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,586 INFO L290 TraceCheckUtils]: 30: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~max2~0 == ~id2~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,587 INFO L290 TraceCheckUtils]: 31: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~max3~0 == ~id3~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,587 INFO L290 TraceCheckUtils]: 32: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~st1~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,588 INFO L290 TraceCheckUtils]: 33: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~st2~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,588 INFO L290 TraceCheckUtils]: 34: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~st3~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,588 INFO L290 TraceCheckUtils]: 35: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~nl1~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,589 INFO L290 TraceCheckUtils]: 36: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~nl2~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,589 INFO L290 TraceCheckUtils]: 37: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~nl3~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,590 INFO L290 TraceCheckUtils]: 38: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~mode1~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,591 INFO L290 TraceCheckUtils]: 39: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~mode2~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,591 INFO L290 TraceCheckUtils]: 40: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 == ~mode3~0 % 256; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,591 INFO L290 TraceCheckUtils]: 41: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == ~newmax1~0 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,592 INFO L290 TraceCheckUtils]: 42: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == ~newmax2~0 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,592 INFO L290 TraceCheckUtils]: 43: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,593 INFO L290 TraceCheckUtils]: 44: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,593 INFO L290 TraceCheckUtils]: 45: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !!(0 == ~mode1~0 % 256); {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,593 INFO L290 TraceCheckUtils]: 46: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume ~r1~0 % 256 < 2; {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} is VALID [2022-02-20 18:59:28,594 INFO L290 TraceCheckUtils]: 47: Hoare triple {3140#(<= (+ (* (div ~ep12~0 256) 256) 1) ~ep12~0)} assume !!(0 == ~ep12~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,594 INFO L290 TraceCheckUtils]: 48: Hoare triple {3138#false} assume !!(0 == ~ep13~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,594 INFO L290 TraceCheckUtils]: 49: Hoare triple {3138#false} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,594 INFO L290 TraceCheckUtils]: 50: Hoare triple {3138#false} assume !!(0 == ~mode2~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 51: Hoare triple {3138#false} assume ~r2~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 52: Hoare triple {3138#false} assume !!(0 == ~ep21~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 53: Hoare triple {3138#false} assume !!(0 == ~ep23~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 54: Hoare triple {3138#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 55: Hoare triple {3138#false} assume !!(0 == ~mode3~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,595 INFO L290 TraceCheckUtils]: 56: Hoare triple {3138#false} assume ~r3~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 57: Hoare triple {3138#false} assume !!(0 == ~ep31~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 58: Hoare triple {3138#false} assume !!(0 == ~ep32~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 59: Hoare triple {3138#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 60: Hoare triple {3138#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 61: Hoare triple {3138#false} assume ~st1~0 + ~nl1~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,596 INFO L290 TraceCheckUtils]: 62: Hoare triple {3138#false} assume ~st2~0 + ~nl2~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 63: Hoare triple {3138#false} assume ~st3~0 + ~nl3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 64: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 65: Hoare triple {3138#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 66: Hoare triple {3138#false} assume ~r1~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 67: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 68: Hoare triple {3138#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3138#false} is VALID [2022-02-20 18:59:28,597 INFO L290 TraceCheckUtils]: 69: Hoare triple {3138#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 70: Hoare triple {3138#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 71: Hoare triple {3138#false} assume !(0 == ~mode1~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 72: Hoare triple {3138#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 73: Hoare triple {3138#false} assume !!(0 == ~ep21~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 74: Hoare triple {3138#false} assume !!(0 == ~ep31~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,598 INFO L290 TraceCheckUtils]: 75: Hoare triple {3138#false} ~newmax1~0 := main_~node1__newmax~1#1; {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 76: Hoare triple {3138#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 77: Hoare triple {3138#false} assume !(0 == ~mode2~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 78: Hoare triple {3138#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 79: Hoare triple {3138#false} assume !!(0 == ~ep12~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 80: Hoare triple {3138#false} assume !!(0 == ~ep32~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,599 INFO L290 TraceCheckUtils]: 81: Hoare triple {3138#false} ~newmax2~0 := main_~node2__newmax~1#1; {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 82: Hoare triple {3138#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 83: Hoare triple {3138#false} assume !(0 == ~mode3~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 84: Hoare triple {3138#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 85: Hoare triple {3138#false} assume !!(0 == ~ep13~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 86: Hoare triple {3138#false} assume !!(0 == ~ep23~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 87: Hoare triple {3138#false} ~newmax3~0 := main_~node3__newmax~1#1; {3138#false} is VALID [2022-02-20 18:59:28,600 INFO L290 TraceCheckUtils]: 88: Hoare triple {3138#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 89: Hoare triple {3138#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 90: Hoare triple {3138#false} assume ~st1~0 + ~nl1~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 91: Hoare triple {3138#false} assume ~st2~0 + ~nl2~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 92: Hoare triple {3138#false} assume ~st3~0 + ~nl3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 93: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 94: Hoare triple {3138#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3138#false} is VALID [2022-02-20 18:59:28,601 INFO L290 TraceCheckUtils]: 95: Hoare triple {3138#false} assume ~r1~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 96: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 97: Hoare triple {3138#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 98: Hoare triple {3138#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 99: Hoare triple {3138#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 100: Hoare triple {3138#false} assume !!(0 == ~mode1~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,602 INFO L290 TraceCheckUtils]: 101: Hoare triple {3138#false} assume ~r1~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 102: Hoare triple {3138#false} assume !!(0 == ~ep12~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 103: Hoare triple {3138#false} assume !!(0 == ~ep13~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 104: Hoare triple {3138#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 105: Hoare triple {3138#false} assume !!(0 == ~mode2~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 106: Hoare triple {3138#false} assume ~r2~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 107: Hoare triple {3138#false} assume !!(0 == ~ep21~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,603 INFO L290 TraceCheckUtils]: 108: Hoare triple {3138#false} assume !!(0 == ~ep23~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 109: Hoare triple {3138#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 110: Hoare triple {3138#false} assume !!(0 == ~mode3~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 111: Hoare triple {3138#false} assume ~r3~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 112: Hoare triple {3138#false} assume !!(0 == ~ep31~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 113: Hoare triple {3138#false} assume !!(0 == ~ep32~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,604 INFO L290 TraceCheckUtils]: 114: Hoare triple {3138#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 115: Hoare triple {3138#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 116: Hoare triple {3138#false} assume ~st1~0 + ~nl1~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 117: Hoare triple {3138#false} assume ~st2~0 + ~nl2~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 118: Hoare triple {3138#false} assume ~st3~0 + ~nl3~0 <= 1; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 119: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 120: Hoare triple {3138#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3138#false} is VALID [2022-02-20 18:59:28,605 INFO L290 TraceCheckUtils]: 121: Hoare triple {3138#false} assume ~r1~0 % 256 < 2; {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 122: Hoare triple {3138#false} assume !(~r1~0 % 256 >= 2); {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 123: Hoare triple {3138#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 124: Hoare triple {3138#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 125: Hoare triple {3138#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 126: Hoare triple {3138#false} assume !(0 == ~mode1~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,606 INFO L290 TraceCheckUtils]: 127: Hoare triple {3138#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 128: Hoare triple {3138#false} assume !!(0 == ~ep21~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 129: Hoare triple {3138#false} assume !!(0 == ~ep31~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 130: Hoare triple {3138#false} ~newmax1~0 := main_~node1__newmax~3#1; {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 131: Hoare triple {3138#false} assume 2 == ~r1~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 132: Hoare triple {3138#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 133: Hoare triple {3138#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,607 INFO L290 TraceCheckUtils]: 134: Hoare triple {3138#false} assume !(0 == ~mode2~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 135: Hoare triple {3138#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 136: Hoare triple {3138#false} assume !!(0 == ~ep12~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 137: Hoare triple {3138#false} assume !!(0 == ~ep32~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 138: Hoare triple {3138#false} ~newmax2~0 := main_~node2__newmax~3#1; {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 139: Hoare triple {3138#false} assume 2 == ~r2~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 140: Hoare triple {3138#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {3138#false} is VALID [2022-02-20 18:59:28,608 INFO L290 TraceCheckUtils]: 141: Hoare triple {3138#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 142: Hoare triple {3138#false} assume !(0 == ~mode3~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 143: Hoare triple {3138#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 144: Hoare triple {3138#false} assume !!(0 == ~ep13~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 145: Hoare triple {3138#false} assume !!(0 == ~ep23~0 % 256); {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 146: Hoare triple {3138#false} ~newmax3~0 := main_~node3__newmax~3#1; {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 147: Hoare triple {3138#false} assume 2 == ~r3~0 % 256; {3138#false} is VALID [2022-02-20 18:59:28,609 INFO L290 TraceCheckUtils]: 148: Hoare triple {3138#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 149: Hoare triple {3138#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 150: Hoare triple {3138#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 151: Hoare triple {3138#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 152: Hoare triple {3138#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 153: Hoare triple {3138#false} assume 0 == main_~assert__arg~3#1 % 256; {3138#false} is VALID [2022-02-20 18:59:28,610 INFO L290 TraceCheckUtils]: 154: Hoare triple {3138#false} assume !false; {3138#false} is VALID [2022-02-20 18:59:28,611 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 18:59:28,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:28,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647914353] [2022-02-20 18:59:28,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647914353] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:28,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:28,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:59:28,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547059313] [2022-02-20 18:59:28,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:28,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 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 155 [2022-02-20 18:59:28,614 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:28,614 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:28,713 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:28,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:59:28,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:28,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:59:28,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:59:28,714 INFO L87 Difference]: Start difference. First operand 563 states and 842 transitions. Second operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:29,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:29,877 INFO L93 Difference]: Finished difference Result 1643 states and 2449 transitions. [2022-02-20 18:59:29,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 18:59:29,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 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 155 [2022-02-20 18:59:29,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1454 transitions. [2022-02-20 18:59:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:29,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1454 transitions. [2022-02-20 18:59:29,890 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1454 transitions. [2022-02-20 18:59:30,818 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1454 edges. 1454 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:30,901 INFO L225 Difference]: With dead ends: 1643 [2022-02-20 18:59:30,901 INFO L226 Difference]: Without dead ends: 1089 [2022-02-20 18:59:30,908 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 18:59:30,910 INFO L933 BasicCegarLoop]: 787 mSDtfsCounter, 1089 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1089 SdHoareTripleChecker+Valid, 1238 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:30,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1089 Valid, 1238 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:30,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2022-02-20 18:59:31,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1087. [2022-02-20 18:59:31,116 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:31,118 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1089 states. Second operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,120 INFO L74 IsIncluded]: Start isIncluded. First operand 1089 states. Second operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,130 INFO L87 Difference]: Start difference. First operand 1089 states. Second operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:31,198 INFO L93 Difference]: Finished difference Result 1089 states and 1609 transitions. [2022-02-20 18:59:31,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1609 transitions. [2022-02-20 18:59:31,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:31,200 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:31,202 INFO L74 IsIncluded]: Start isIncluded. First operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 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 1089 states. [2022-02-20 18:59:31,204 INFO L87 Difference]: Start difference. First operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 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 1089 states. [2022-02-20 18:59:31,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:31,241 INFO L93 Difference]: Finished difference Result 1089 states and 1609 transitions. [2022-02-20 18:59:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1609 transitions. [2022-02-20 18:59:31,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:31,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:31,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:31,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1087 states, 1086 states have (on average 1.4806629834254144) internal successors, (1608), 1086 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1608 transitions. [2022-02-20 18:59:31,290 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1608 transitions. Word has length 155 [2022-02-20 18:59:31,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:31,291 INFO L470 AbstractCegarLoop]: Abstraction has 1087 states and 1608 transitions. [2022-02-20 18:59:31,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1608 transitions. [2022-02-20 18:59:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-02-20 18:59:31,296 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:31,296 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:31,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:59:31,297 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:31,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:31,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1611010681, now seen corresponding path program 1 times [2022-02-20 18:59:31,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:31,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190283936] [2022-02-20 18:59:31,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:31,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:31,355 INFO L290 TraceCheckUtils]: 0: Hoare triple {8882#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {8882#true} is VALID [2022-02-20 18:59:31,355 INFO L290 TraceCheckUtils]: 1: Hoare triple {8882#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {8882#true} is VALID [2022-02-20 18:59:31,355 INFO L290 TraceCheckUtils]: 2: Hoare triple {8882#true} assume !!(0 == main_~init__r121~0#1 % 256); {8882#true} is VALID [2022-02-20 18:59:31,356 INFO L290 TraceCheckUtils]: 3: Hoare triple {8882#true} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {8884#(= (+ (* (- 256) (div |ULTIMATE.start_main_~init__r131~0#1| 256)) |ULTIMATE.start_main_~init__r131~0#1|) 0)} is VALID [2022-02-20 18:59:31,356 INFO L290 TraceCheckUtils]: 4: Hoare triple {8884#(= (+ (* (- 256) (div |ULTIMATE.start_main_~init__r131~0#1| 256)) |ULTIMATE.start_main_~init__r131~0#1|) 0)} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {8884#(= (+ (* (- 256) (div |ULTIMATE.start_main_~init__r131~0#1| 256)) |ULTIMATE.start_main_~init__r131~0#1|) 0)} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 5: Hoare triple {8884#(= (+ (* (- 256) (div |ULTIMATE.start_main_~init__r131~0#1| 256)) |ULTIMATE.start_main_~init__r131~0#1|) 0)} assume !(0 == main_~init__r131~0#1 % 256);main_~init__tmp___0~0#1 := 1; {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 6: Hoare triple {8883#false} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 7: Hoare triple {8883#false} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___1~0#1 := 1; {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 8: Hoare triple {8883#false} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 9: Hoare triple {8883#false} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 10: Hoare triple {8883#false} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {8883#false} is VALID [2022-02-20 18:59:31,357 INFO L290 TraceCheckUtils]: 11: Hoare triple {8883#false} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 12: Hoare triple {8883#false} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 13: Hoare triple {8883#false} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 14: Hoare triple {8883#false} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 15: Hoare triple {8883#false} assume ~id1~0 != ~id2~0; {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 16: Hoare triple {8883#false} assume ~id1~0 != ~id3~0; {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 17: Hoare triple {8883#false} assume ~id2~0 != ~id3~0; {8883#false} is VALID [2022-02-20 18:59:31,358 INFO L290 TraceCheckUtils]: 18: Hoare triple {8883#false} assume ~id1~0 >= 0; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 19: Hoare triple {8883#false} assume ~id2~0 >= 0; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 20: Hoare triple {8883#false} assume ~id3~0 >= 0; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 21: Hoare triple {8883#false} assume 0 == ~r1~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 22: Hoare triple {8883#false} assume 0 == ~r2~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 23: Hoare triple {8883#false} assume 0 == ~r3~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 24: Hoare triple {8883#false} assume !(0 == main_~init__r122~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 25: Hoare triple {8883#false} assume !(0 == main_~init__r132~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,359 INFO L290 TraceCheckUtils]: 26: Hoare triple {8883#false} assume !(0 == main_~init__r212~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 27: Hoare triple {8883#false} assume !(0 == main_~init__r232~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 28: Hoare triple {8883#false} assume !(0 == main_~init__r312~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 29: Hoare triple {8883#false} assume !(0 == main_~init__r322~0#1 % 256); {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 30: Hoare triple {8883#false} assume ~max1~0 == ~id1~0; {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 31: Hoare triple {8883#false} assume ~max2~0 == ~id2~0; {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 32: Hoare triple {8883#false} assume ~max3~0 == ~id3~0; {8883#false} is VALID [2022-02-20 18:59:31,360 INFO L290 TraceCheckUtils]: 33: Hoare triple {8883#false} assume 0 == ~st1~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 34: Hoare triple {8883#false} assume 0 == ~st2~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 35: Hoare triple {8883#false} assume 0 == ~st3~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 36: Hoare triple {8883#false} assume 0 == ~nl1~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 37: Hoare triple {8883#false} assume 0 == ~nl2~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 38: Hoare triple {8883#false} assume 0 == ~nl3~0; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 39: Hoare triple {8883#false} assume 0 == ~mode1~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 40: Hoare triple {8883#false} assume 0 == ~mode2~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,361 INFO L290 TraceCheckUtils]: 41: Hoare triple {8883#false} assume 0 == ~mode3~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 42: Hoare triple {8883#false} assume !(0 == ~newmax1~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 43: Hoare triple {8883#false} assume !(0 == ~newmax2~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 44: Hoare triple {8883#false} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 45: Hoare triple {8883#false} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 46: Hoare triple {8883#false} assume !!(0 == ~mode1~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 47: Hoare triple {8883#false} assume ~r1~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,362 INFO L290 TraceCheckUtils]: 48: Hoare triple {8883#false} assume !!(0 == ~ep12~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 49: Hoare triple {8883#false} assume !!(0 == ~ep13~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 50: Hoare triple {8883#false} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 51: Hoare triple {8883#false} assume !!(0 == ~mode2~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 52: Hoare triple {8883#false} assume ~r2~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 53: Hoare triple {8883#false} assume !!(0 == ~ep21~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 54: Hoare triple {8883#false} assume !!(0 == ~ep23~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 55: Hoare triple {8883#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,363 INFO L290 TraceCheckUtils]: 56: Hoare triple {8883#false} assume !!(0 == ~mode3~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 57: Hoare triple {8883#false} assume ~r3~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 58: Hoare triple {8883#false} assume !!(0 == ~ep31~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 59: Hoare triple {8883#false} assume !!(0 == ~ep32~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 60: Hoare triple {8883#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 61: Hoare triple {8883#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 62: Hoare triple {8883#false} assume ~st1~0 + ~nl1~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,364 INFO L290 TraceCheckUtils]: 63: Hoare triple {8883#false} assume ~st2~0 + ~nl2~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 64: Hoare triple {8883#false} assume ~st3~0 + ~nl3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 65: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 66: Hoare triple {8883#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 67: Hoare triple {8883#false} assume ~r1~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 68: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 69: Hoare triple {8883#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 70: Hoare triple {8883#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {8883#false} is VALID [2022-02-20 18:59:31,365 INFO L290 TraceCheckUtils]: 71: Hoare triple {8883#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 72: Hoare triple {8883#false} assume !(0 == ~mode1~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 73: Hoare triple {8883#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 74: Hoare triple {8883#false} assume !!(0 == ~ep21~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 75: Hoare triple {8883#false} assume !!(0 == ~ep31~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 76: Hoare triple {8883#false} ~newmax1~0 := main_~node1__newmax~1#1; {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 77: Hoare triple {8883#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,366 INFO L290 TraceCheckUtils]: 78: Hoare triple {8883#false} assume !(0 == ~mode2~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 79: Hoare triple {8883#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 80: Hoare triple {8883#false} assume !!(0 == ~ep12~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 81: Hoare triple {8883#false} assume !!(0 == ~ep32~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 82: Hoare triple {8883#false} ~newmax2~0 := main_~node2__newmax~1#1; {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 83: Hoare triple {8883#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 84: Hoare triple {8883#false} assume !(0 == ~mode3~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,367 INFO L290 TraceCheckUtils]: 85: Hoare triple {8883#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 86: Hoare triple {8883#false} assume !!(0 == ~ep13~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 87: Hoare triple {8883#false} assume !!(0 == ~ep23~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 88: Hoare triple {8883#false} ~newmax3~0 := main_~node3__newmax~1#1; {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 89: Hoare triple {8883#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 90: Hoare triple {8883#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 91: Hoare triple {8883#false} assume ~st1~0 + ~nl1~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,368 INFO L290 TraceCheckUtils]: 92: Hoare triple {8883#false} assume ~st2~0 + ~nl2~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 93: Hoare triple {8883#false} assume ~st3~0 + ~nl3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 94: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 95: Hoare triple {8883#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 96: Hoare triple {8883#false} assume ~r1~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 97: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 98: Hoare triple {8883#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8883#false} is VALID [2022-02-20 18:59:31,369 INFO L290 TraceCheckUtils]: 99: Hoare triple {8883#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 100: Hoare triple {8883#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 101: Hoare triple {8883#false} assume !!(0 == ~mode1~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 102: Hoare triple {8883#false} assume ~r1~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 103: Hoare triple {8883#false} assume !!(0 == ~ep12~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 104: Hoare triple {8883#false} assume !!(0 == ~ep13~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 105: Hoare triple {8883#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,370 INFO L290 TraceCheckUtils]: 106: Hoare triple {8883#false} assume !!(0 == ~mode2~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 107: Hoare triple {8883#false} assume ~r2~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 108: Hoare triple {8883#false} assume !!(0 == ~ep21~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 109: Hoare triple {8883#false} assume !!(0 == ~ep23~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 110: Hoare triple {8883#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 111: Hoare triple {8883#false} assume !!(0 == ~mode3~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,371 INFO L290 TraceCheckUtils]: 112: Hoare triple {8883#false} assume ~r3~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 113: Hoare triple {8883#false} assume !!(0 == ~ep31~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 114: Hoare triple {8883#false} assume !!(0 == ~ep32~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 115: Hoare triple {8883#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 116: Hoare triple {8883#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 117: Hoare triple {8883#false} assume ~st1~0 + ~nl1~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 118: Hoare triple {8883#false} assume ~st2~0 + ~nl2~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 119: Hoare triple {8883#false} assume ~st3~0 + ~nl3~0 <= 1; {8883#false} is VALID [2022-02-20 18:59:31,372 INFO L290 TraceCheckUtils]: 120: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 121: Hoare triple {8883#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 122: Hoare triple {8883#false} assume ~r1~0 % 256 < 2; {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 123: Hoare triple {8883#false} assume !(~r1~0 % 256 >= 2); {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 124: Hoare triple {8883#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 125: Hoare triple {8883#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 126: Hoare triple {8883#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,373 INFO L290 TraceCheckUtils]: 127: Hoare triple {8883#false} assume !(0 == ~mode1~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 128: Hoare triple {8883#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 129: Hoare triple {8883#false} assume !!(0 == ~ep21~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 130: Hoare triple {8883#false} assume !!(0 == ~ep31~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 131: Hoare triple {8883#false} ~newmax1~0 := main_~node1__newmax~3#1; {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 132: Hoare triple {8883#false} assume 2 == ~r1~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 133: Hoare triple {8883#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {8883#false} is VALID [2022-02-20 18:59:31,374 INFO L290 TraceCheckUtils]: 134: Hoare triple {8883#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 135: Hoare triple {8883#false} assume !(0 == ~mode2~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 136: Hoare triple {8883#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 137: Hoare triple {8883#false} assume !!(0 == ~ep12~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 138: Hoare triple {8883#false} assume !!(0 == ~ep32~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 139: Hoare triple {8883#false} ~newmax2~0 := main_~node2__newmax~3#1; {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 140: Hoare triple {8883#false} assume 2 == ~r2~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,375 INFO L290 TraceCheckUtils]: 141: Hoare triple {8883#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 142: Hoare triple {8883#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 143: Hoare triple {8883#false} assume !(0 == ~mode3~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 144: Hoare triple {8883#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 145: Hoare triple {8883#false} assume !!(0 == ~ep13~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 146: Hoare triple {8883#false} assume !!(0 == ~ep23~0 % 256); {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 147: Hoare triple {8883#false} ~newmax3~0 := main_~node3__newmax~3#1; {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 148: Hoare triple {8883#false} assume 2 == ~r3~0 % 256; {8883#false} is VALID [2022-02-20 18:59:31,376 INFO L290 TraceCheckUtils]: 149: Hoare triple {8883#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 150: Hoare triple {8883#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 151: Hoare triple {8883#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 152: Hoare triple {8883#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 153: Hoare triple {8883#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 154: Hoare triple {8883#false} assume 0 == main_~assert__arg~3#1 % 256; {8883#false} is VALID [2022-02-20 18:59:31,377 INFO L290 TraceCheckUtils]: 155: Hoare triple {8883#false} assume !false; {8883#false} is VALID [2022-02-20 18:59:31,378 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 18:59:31,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:31,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190283936] [2022-02-20 18:59:31,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190283936] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:31,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:31,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:31,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189834743] [2022-02-20 18:59:31,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:31,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 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 156 [2022-02-20 18:59:31,386 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:31,386 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:31,502 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 156 edges. 156 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:31,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:31,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:31,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:31,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:31,503 INFO L87 Difference]: Start difference. First operand 1087 states and 1608 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:32,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:32,785 INFO L93 Difference]: Finished difference Result 3223 states and 4762 transitions. [2022-02-20 18:59:32,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:32,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 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 156 [2022-02-20 18:59:32,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1482 transitions. [2022-02-20 18:59:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1482 transitions. [2022-02-20 18:59:32,796 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1482 transitions. [2022-02-20 18:59:33,631 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1482 edges. 1482 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:33,799 INFO L225 Difference]: With dead ends: 3223 [2022-02-20 18:59:33,800 INFO L226 Difference]: Without dead ends: 2164 [2022-02-20 18:59:33,801 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 18:59:33,802 INFO L933 BasicCegarLoop]: 699 mSDtfsCounter, 492 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 1193 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:33,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [492 Valid, 1193 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:33,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2022-02-20 18:59:33,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 1089. [2022-02-20 18:59:33,924 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:33,926 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2164 states. Second operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:33,927 INFO L74 IsIncluded]: Start isIncluded. First operand 2164 states. Second operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:33,929 INFO L87 Difference]: Start difference. First operand 2164 states. Second operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:34,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:34,059 INFO L93 Difference]: Finished difference Result 2164 states and 3199 transitions. [2022-02-20 18:59:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3199 transitions. [2022-02-20 18:59:34,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:34,061 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:34,063 INFO L74 IsIncluded]: Start isIncluded. First operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 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 2164 states. [2022-02-20 18:59:34,064 INFO L87 Difference]: Start difference. First operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 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 2164 states. [2022-02-20 18:59:34,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:34,196 INFO L93 Difference]: Finished difference Result 2164 states and 3199 transitions. [2022-02-20 18:59:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3199 transitions. [2022-02-20 18:59:34,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:34,198 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:34,198 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:34,199 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:34,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1089 states, 1088 states have (on average 1.4797794117647058) internal successors, (1610), 1088 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 1089 states and 1610 transitions. [2022-02-20 18:59:34,252 INFO L78 Accepts]: Start accepts. Automaton has 1089 states and 1610 transitions. Word has length 156 [2022-02-20 18:59:34,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:34,252 INFO L470 AbstractCegarLoop]: Abstraction has 1089 states and 1610 transitions. [2022-02-20 18:59:34,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1610 transitions. [2022-02-20 18:59:34,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-02-20 18:59:34,254 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:34,254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:34,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:59:34,255 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:34,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:34,255 INFO L85 PathProgramCache]: Analyzing trace with hash -580833396, now seen corresponding path program 1 times [2022-02-20 18:59:34,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:34,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839344999] [2022-02-20 18:59:34,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:34,363 INFO L290 TraceCheckUtils]: 0: Hoare triple {18841#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {18841#true} is VALID [2022-02-20 18:59:34,364 INFO L290 TraceCheckUtils]: 1: Hoare triple {18841#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,364 INFO L290 TraceCheckUtils]: 2: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256); {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,364 INFO L290 TraceCheckUtils]: 3: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,365 INFO L290 TraceCheckUtils]: 4: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,365 INFO L290 TraceCheckUtils]: 5: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256); {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,365 INFO L290 TraceCheckUtils]: 6: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,366 INFO L290 TraceCheckUtils]: 7: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} is VALID [2022-02-20 18:59:34,366 INFO L290 TraceCheckUtils]: 8: Hoare triple {18843#(= (+ |ULTIMATE.start_main_~init__r211~0#1| (* (- 1) ~ep21~0)) 0)} assume !(0 == main_~init__r211~0#1 % 256);main_~init__tmp___1~0#1 := 1; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,367 INFO L290 TraceCheckUtils]: 9: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,367 INFO L290 TraceCheckUtils]: 10: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,367 INFO L290 TraceCheckUtils]: 11: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,368 INFO L290 TraceCheckUtils]: 12: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,368 INFO L290 TraceCheckUtils]: 13: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,369 INFO L290 TraceCheckUtils]: 14: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,369 INFO L290 TraceCheckUtils]: 15: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,369 INFO L290 TraceCheckUtils]: 16: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id2~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,370 INFO L290 TraceCheckUtils]: 17: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id3~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,370 INFO L290 TraceCheckUtils]: 18: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 != ~id3~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,370 INFO L290 TraceCheckUtils]: 19: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 >= 0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,371 INFO L290 TraceCheckUtils]: 20: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 >= 0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,371 INFO L290 TraceCheckUtils]: 21: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id3~0 >= 0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,372 INFO L290 TraceCheckUtils]: 22: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r1~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,372 INFO L290 TraceCheckUtils]: 23: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r2~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,372 INFO L290 TraceCheckUtils]: 24: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r3~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,373 INFO L290 TraceCheckUtils]: 25: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r122~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,373 INFO L290 TraceCheckUtils]: 26: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r132~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,373 INFO L290 TraceCheckUtils]: 27: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r212~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,374 INFO L290 TraceCheckUtils]: 28: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r232~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,374 INFO L290 TraceCheckUtils]: 29: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r312~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,374 INFO L290 TraceCheckUtils]: 30: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == main_~init__r322~0#1 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,375 INFO L290 TraceCheckUtils]: 31: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max1~0 == ~id1~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,375 INFO L290 TraceCheckUtils]: 32: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max2~0 == ~id2~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,376 INFO L290 TraceCheckUtils]: 33: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max3~0 == ~id3~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,376 INFO L290 TraceCheckUtils]: 34: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st1~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,376 INFO L290 TraceCheckUtils]: 35: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st2~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,377 INFO L290 TraceCheckUtils]: 36: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st3~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,377 INFO L290 TraceCheckUtils]: 37: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl1~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,377 INFO L290 TraceCheckUtils]: 38: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl2~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,378 INFO L290 TraceCheckUtils]: 39: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl3~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,378 INFO L290 TraceCheckUtils]: 40: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode1~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,378 INFO L290 TraceCheckUtils]: 41: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode2~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,379 INFO L290 TraceCheckUtils]: 42: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode3~0 % 256; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,379 INFO L290 TraceCheckUtils]: 43: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax1~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,380 INFO L290 TraceCheckUtils]: 44: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax2~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,380 INFO L290 TraceCheckUtils]: 45: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,380 INFO L290 TraceCheckUtils]: 46: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,381 INFO L290 TraceCheckUtils]: 47: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode1~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,381 INFO L290 TraceCheckUtils]: 48: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r1~0 % 256 < 2; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,382 INFO L290 TraceCheckUtils]: 49: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep12~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,382 INFO L290 TraceCheckUtils]: 50: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep13~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,382 INFO L290 TraceCheckUtils]: 51: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,383 INFO L290 TraceCheckUtils]: 52: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode2~0 % 256); {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,383 INFO L290 TraceCheckUtils]: 53: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r2~0 % 256 < 2; {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 54: Hoare triple {18844#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep21~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 55: Hoare triple {18842#false} assume !!(0 == ~ep23~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 56: Hoare triple {18842#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 57: Hoare triple {18842#false} assume !!(0 == ~mode3~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 58: Hoare triple {18842#false} assume ~r3~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 59: Hoare triple {18842#false} assume !!(0 == ~ep31~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 60: Hoare triple {18842#false} assume !!(0 == ~ep32~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,384 INFO L290 TraceCheckUtils]: 61: Hoare triple {18842#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 62: Hoare triple {18842#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 63: Hoare triple {18842#false} assume ~st1~0 + ~nl1~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 64: Hoare triple {18842#false} assume ~st2~0 + ~nl2~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 65: Hoare triple {18842#false} assume ~st3~0 + ~nl3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 66: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 67: Hoare triple {18842#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18842#false} is VALID [2022-02-20 18:59:34,385 INFO L290 TraceCheckUtils]: 68: Hoare triple {18842#false} assume ~r1~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 69: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 70: Hoare triple {18842#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 71: Hoare triple {18842#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 72: Hoare triple {18842#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 73: Hoare triple {18842#false} assume !(0 == ~mode1~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 74: Hoare triple {18842#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 75: Hoare triple {18842#false} assume !!(0 == ~ep21~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,386 INFO L290 TraceCheckUtils]: 76: Hoare triple {18842#false} assume !!(0 == ~ep31~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 77: Hoare triple {18842#false} ~newmax1~0 := main_~node1__newmax~1#1; {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 78: Hoare triple {18842#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 79: Hoare triple {18842#false} assume !(0 == ~mode2~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 80: Hoare triple {18842#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 81: Hoare triple {18842#false} assume !!(0 == ~ep12~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 82: Hoare triple {18842#false} assume !!(0 == ~ep32~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,387 INFO L290 TraceCheckUtils]: 83: Hoare triple {18842#false} ~newmax2~0 := main_~node2__newmax~1#1; {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 84: Hoare triple {18842#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 85: Hoare triple {18842#false} assume !(0 == ~mode3~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 86: Hoare triple {18842#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 87: Hoare triple {18842#false} assume !!(0 == ~ep13~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 88: Hoare triple {18842#false} assume !!(0 == ~ep23~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 89: Hoare triple {18842#false} ~newmax3~0 := main_~node3__newmax~1#1; {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 90: Hoare triple {18842#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {18842#false} is VALID [2022-02-20 18:59:34,388 INFO L290 TraceCheckUtils]: 91: Hoare triple {18842#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 92: Hoare triple {18842#false} assume ~st1~0 + ~nl1~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 93: Hoare triple {18842#false} assume ~st2~0 + ~nl2~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 94: Hoare triple {18842#false} assume ~st3~0 + ~nl3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 95: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 96: Hoare triple {18842#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 97: Hoare triple {18842#false} assume ~r1~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 98: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,389 INFO L290 TraceCheckUtils]: 99: Hoare triple {18842#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 100: Hoare triple {18842#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 101: Hoare triple {18842#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 102: Hoare triple {18842#false} assume !!(0 == ~mode1~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 103: Hoare triple {18842#false} assume ~r1~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 104: Hoare triple {18842#false} assume !!(0 == ~ep12~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 105: Hoare triple {18842#false} assume !!(0 == ~ep13~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,390 INFO L290 TraceCheckUtils]: 106: Hoare triple {18842#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 107: Hoare triple {18842#false} assume !!(0 == ~mode2~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 108: Hoare triple {18842#false} assume ~r2~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 109: Hoare triple {18842#false} assume !!(0 == ~ep21~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 110: Hoare triple {18842#false} assume !!(0 == ~ep23~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 111: Hoare triple {18842#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 112: Hoare triple {18842#false} assume !!(0 == ~mode3~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 113: Hoare triple {18842#false} assume ~r3~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,391 INFO L290 TraceCheckUtils]: 114: Hoare triple {18842#false} assume !!(0 == ~ep31~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 115: Hoare triple {18842#false} assume !!(0 == ~ep32~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 116: Hoare triple {18842#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 117: Hoare triple {18842#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 118: Hoare triple {18842#false} assume ~st1~0 + ~nl1~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 119: Hoare triple {18842#false} assume ~st2~0 + ~nl2~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 120: Hoare triple {18842#false} assume ~st3~0 + ~nl3~0 <= 1; {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 121: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,392 INFO L290 TraceCheckUtils]: 122: Hoare triple {18842#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 123: Hoare triple {18842#false} assume ~r1~0 % 256 < 2; {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 124: Hoare triple {18842#false} assume !(~r1~0 % 256 >= 2); {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 125: Hoare triple {18842#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 126: Hoare triple {18842#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 127: Hoare triple {18842#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 128: Hoare triple {18842#false} assume !(0 == ~mode1~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,393 INFO L290 TraceCheckUtils]: 129: Hoare triple {18842#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 130: Hoare triple {18842#false} assume !!(0 == ~ep21~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 131: Hoare triple {18842#false} assume !!(0 == ~ep31~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 132: Hoare triple {18842#false} ~newmax1~0 := main_~node1__newmax~3#1; {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 133: Hoare triple {18842#false} assume 2 == ~r1~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 134: Hoare triple {18842#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 135: Hoare triple {18842#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 136: Hoare triple {18842#false} assume !(0 == ~mode2~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,394 INFO L290 TraceCheckUtils]: 137: Hoare triple {18842#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 138: Hoare triple {18842#false} assume !!(0 == ~ep12~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 139: Hoare triple {18842#false} assume !!(0 == ~ep32~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 140: Hoare triple {18842#false} ~newmax2~0 := main_~node2__newmax~3#1; {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 141: Hoare triple {18842#false} assume 2 == ~r2~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 142: Hoare triple {18842#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 143: Hoare triple {18842#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,395 INFO L290 TraceCheckUtils]: 144: Hoare triple {18842#false} assume !(0 == ~mode3~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 145: Hoare triple {18842#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 146: Hoare triple {18842#false} assume !!(0 == ~ep13~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 147: Hoare triple {18842#false} assume !!(0 == ~ep23~0 % 256); {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 148: Hoare triple {18842#false} ~newmax3~0 := main_~node3__newmax~3#1; {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 149: Hoare triple {18842#false} assume 2 == ~r3~0 % 256; {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 150: Hoare triple {18842#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 151: Hoare triple {18842#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {18842#false} is VALID [2022-02-20 18:59:34,396 INFO L290 TraceCheckUtils]: 152: Hoare triple {18842#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {18842#false} is VALID [2022-02-20 18:59:34,397 INFO L290 TraceCheckUtils]: 153: Hoare triple {18842#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {18842#false} is VALID [2022-02-20 18:59:34,397 INFO L290 TraceCheckUtils]: 154: Hoare triple {18842#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {18842#false} is VALID [2022-02-20 18:59:34,397 INFO L290 TraceCheckUtils]: 155: Hoare triple {18842#false} assume 0 == main_~assert__arg~3#1 % 256; {18842#false} is VALID [2022-02-20 18:59:34,397 INFO L290 TraceCheckUtils]: 156: Hoare triple {18842#false} assume !false; {18842#false} is VALID [2022-02-20 18:59:34,397 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 18:59:34,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:34,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839344999] [2022-02-20 18:59:34,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839344999] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:34,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:34,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 18:59:34,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708592880] [2022-02-20 18:59:34,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:34,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 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 157 [2022-02-20 18:59:34,399 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:34,399 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:34,491 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:34,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 18:59:34,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:34,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 18:59:34,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 18:59:34,493 INFO L87 Difference]: Start difference. First operand 1089 states and 1610 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:36,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:36,105 INFO L93 Difference]: Finished difference Result 3149 states and 4634 transitions. [2022-02-20 18:59:36,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 18:59:36,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 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 157 [2022-02-20 18:59:36,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:36,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1426 transitions. [2022-02-20 18:59:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:36,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1426 transitions. [2022-02-20 18:59:36,115 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1426 transitions. [2022-02-20 18:59:37,157 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1426 edges. 1426 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:37,324 INFO L225 Difference]: With dead ends: 3149 [2022-02-20 18:59:37,324 INFO L226 Difference]: Without dead ends: 2090 [2022-02-20 18:59:37,325 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 18:59:37,326 INFO L933 BasicCegarLoop]: 798 mSDtfsCounter, 1043 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:37,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1043 Valid, 1249 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:37,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2022-02-20 18:59:37,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2088. [2022-02-20 18:59:37,700 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:37,704 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2090 states. Second operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:37,706 INFO L74 IsIncluded]: Start isIncluded. First operand 2090 states. Second operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:37,709 INFO L87 Difference]: Start difference. First operand 2090 states. Second operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:37,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:37,829 INFO L93 Difference]: Finished difference Result 2090 states and 3049 transitions. [2022-02-20 18:59:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3049 transitions. [2022-02-20 18:59:37,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:37,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:37,836 INFO L74 IsIncluded]: Start isIncluded. First operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 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 2090 states. [2022-02-20 18:59:37,838 INFO L87 Difference]: Start difference. First operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 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 2090 states. [2022-02-20 18:59:37,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:37,964 INFO L93 Difference]: Finished difference Result 2090 states and 3049 transitions. [2022-02-20 18:59:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3049 transitions. [2022-02-20 18:59:37,966 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:37,966 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:37,966 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:37,966 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2088 states, 2087 states have (on average 1.460469573550551) internal successors, (3048), 2087 states have internal predecessors, (3048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 3048 transitions. [2022-02-20 18:59:38,136 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 3048 transitions. Word has length 157 [2022-02-20 18:59:38,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:38,136 INFO L470 AbstractCegarLoop]: Abstraction has 2088 states and 3048 transitions. [2022-02-20 18:59:38,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:38,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 3048 transitions. [2022-02-20 18:59:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-02-20 18:59:38,152 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:38,153 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:38,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:59:38,155 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:38,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:38,156 INFO L85 PathProgramCache]: Analyzing trace with hash 268848056, now seen corresponding path program 1 times [2022-02-20 18:59:38,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:38,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129966028] [2022-02-20 18:59:38,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:38,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:38,199 INFO L290 TraceCheckUtils]: 0: Hoare triple {29860#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 1: Hoare triple {29860#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 2: Hoare triple {29860#true} assume !!(0 == main_~init__r121~0#1 % 256); {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 3: Hoare triple {29860#true} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 4: Hoare triple {29860#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 5: Hoare triple {29860#true} assume !!(0 == main_~init__r131~0#1 % 256); {29860#true} is VALID [2022-02-20 18:59:38,200 INFO L290 TraceCheckUtils]: 6: Hoare triple {29860#true} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {29860#true} is VALID [2022-02-20 18:59:38,201 INFO L290 TraceCheckUtils]: 7: Hoare triple {29860#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {29860#true} is VALID [2022-02-20 18:59:38,201 INFO L290 TraceCheckUtils]: 8: Hoare triple {29860#true} assume !!(0 == main_~init__r211~0#1 % 256); {29860#true} is VALID [2022-02-20 18:59:38,201 INFO L290 TraceCheckUtils]: 9: Hoare triple {29860#true} assume !!(0 == main_~init__r231~0#1 % 256);main_~init__tmp___1~0#1 := 0; {29862#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 256) (div |ULTIMATE.start_main_~init__r231~0#1| 256))) 0)} is VALID [2022-02-20 18:59:38,201 INFO L290 TraceCheckUtils]: 10: Hoare triple {29862#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 256) (div |ULTIMATE.start_main_~init__r231~0#1| 256))) 0)} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {29862#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 256) (div |ULTIMATE.start_main_~init__r231~0#1| 256))) 0)} is VALID [2022-02-20 18:59:38,202 INFO L290 TraceCheckUtils]: 11: Hoare triple {29862#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 256) (div |ULTIMATE.start_main_~init__r231~0#1| 256))) 0)} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {29861#false} is VALID [2022-02-20 18:59:38,202 INFO L290 TraceCheckUtils]: 12: Hoare triple {29861#false} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {29861#false} is VALID [2022-02-20 18:59:38,202 INFO L290 TraceCheckUtils]: 13: Hoare triple {29861#false} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {29861#false} is VALID [2022-02-20 18:59:38,202 INFO L290 TraceCheckUtils]: 14: Hoare triple {29861#false} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {29861#false} is VALID [2022-02-20 18:59:38,202 INFO L290 TraceCheckUtils]: 15: Hoare triple {29861#false} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 16: Hoare triple {29861#false} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 17: Hoare triple {29861#false} assume ~id1~0 != ~id2~0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 18: Hoare triple {29861#false} assume ~id1~0 != ~id3~0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 19: Hoare triple {29861#false} assume ~id2~0 != ~id3~0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 20: Hoare triple {29861#false} assume ~id1~0 >= 0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 21: Hoare triple {29861#false} assume ~id2~0 >= 0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 22: Hoare triple {29861#false} assume ~id3~0 >= 0; {29861#false} is VALID [2022-02-20 18:59:38,203 INFO L290 TraceCheckUtils]: 23: Hoare triple {29861#false} assume 0 == ~r1~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 24: Hoare triple {29861#false} assume 0 == ~r2~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 25: Hoare triple {29861#false} assume 0 == ~r3~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 26: Hoare triple {29861#false} assume !(0 == main_~init__r122~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 27: Hoare triple {29861#false} assume !(0 == main_~init__r132~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 28: Hoare triple {29861#false} assume !(0 == main_~init__r212~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 29: Hoare triple {29861#false} assume !(0 == main_~init__r232~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 30: Hoare triple {29861#false} assume !(0 == main_~init__r312~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,204 INFO L290 TraceCheckUtils]: 31: Hoare triple {29861#false} assume !(0 == main_~init__r322~0#1 % 256); {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 32: Hoare triple {29861#false} assume ~max1~0 == ~id1~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 33: Hoare triple {29861#false} assume ~max2~0 == ~id2~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 34: Hoare triple {29861#false} assume ~max3~0 == ~id3~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 35: Hoare triple {29861#false} assume 0 == ~st1~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 36: Hoare triple {29861#false} assume 0 == ~st2~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 37: Hoare triple {29861#false} assume 0 == ~st3~0; {29861#false} is VALID [2022-02-20 18:59:38,205 INFO L290 TraceCheckUtils]: 38: Hoare triple {29861#false} assume 0 == ~nl1~0; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 39: Hoare triple {29861#false} assume 0 == ~nl2~0; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 40: Hoare triple {29861#false} assume 0 == ~nl3~0; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 41: Hoare triple {29861#false} assume 0 == ~mode1~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 42: Hoare triple {29861#false} assume 0 == ~mode2~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 43: Hoare triple {29861#false} assume 0 == ~mode3~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 44: Hoare triple {29861#false} assume !(0 == ~newmax1~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 45: Hoare triple {29861#false} assume !(0 == ~newmax2~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,206 INFO L290 TraceCheckUtils]: 46: Hoare triple {29861#false} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 47: Hoare triple {29861#false} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 48: Hoare triple {29861#false} assume !!(0 == ~mode1~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 49: Hoare triple {29861#false} assume ~r1~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 50: Hoare triple {29861#false} assume !!(0 == ~ep12~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 51: Hoare triple {29861#false} assume !!(0 == ~ep13~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 52: Hoare triple {29861#false} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 53: Hoare triple {29861#false} assume !!(0 == ~mode2~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,207 INFO L290 TraceCheckUtils]: 54: Hoare triple {29861#false} assume ~r2~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 55: Hoare triple {29861#false} assume !!(0 == ~ep21~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 56: Hoare triple {29861#false} assume !!(0 == ~ep23~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 57: Hoare triple {29861#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 58: Hoare triple {29861#false} assume !!(0 == ~mode3~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 59: Hoare triple {29861#false} assume ~r3~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 60: Hoare triple {29861#false} assume !!(0 == ~ep31~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 61: Hoare triple {29861#false} assume !!(0 == ~ep32~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,208 INFO L290 TraceCheckUtils]: 62: Hoare triple {29861#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 63: Hoare triple {29861#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 64: Hoare triple {29861#false} assume ~st1~0 + ~nl1~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 65: Hoare triple {29861#false} assume ~st2~0 + ~nl2~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 66: Hoare triple {29861#false} assume ~st3~0 + ~nl3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 67: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 68: Hoare triple {29861#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 69: Hoare triple {29861#false} assume ~r1~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,209 INFO L290 TraceCheckUtils]: 70: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 71: Hoare triple {29861#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 72: Hoare triple {29861#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 73: Hoare triple {29861#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 74: Hoare triple {29861#false} assume !(0 == ~mode1~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 75: Hoare triple {29861#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 76: Hoare triple {29861#false} assume !!(0 == ~ep21~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 77: Hoare triple {29861#false} assume !!(0 == ~ep31~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,210 INFO L290 TraceCheckUtils]: 78: Hoare triple {29861#false} ~newmax1~0 := main_~node1__newmax~1#1; {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 79: Hoare triple {29861#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 80: Hoare triple {29861#false} assume !(0 == ~mode2~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 81: Hoare triple {29861#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 82: Hoare triple {29861#false} assume !!(0 == ~ep12~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 83: Hoare triple {29861#false} assume !!(0 == ~ep32~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 84: Hoare triple {29861#false} ~newmax2~0 := main_~node2__newmax~1#1; {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 85: Hoare triple {29861#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,211 INFO L290 TraceCheckUtils]: 86: Hoare triple {29861#false} assume !(0 == ~mode3~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 87: Hoare triple {29861#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 88: Hoare triple {29861#false} assume !!(0 == ~ep13~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 89: Hoare triple {29861#false} assume !!(0 == ~ep23~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 90: Hoare triple {29861#false} ~newmax3~0 := main_~node3__newmax~1#1; {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 91: Hoare triple {29861#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 92: Hoare triple {29861#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,212 INFO L290 TraceCheckUtils]: 93: Hoare triple {29861#false} assume ~st1~0 + ~nl1~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 94: Hoare triple {29861#false} assume ~st2~0 + ~nl2~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 95: Hoare triple {29861#false} assume ~st3~0 + ~nl3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 96: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 97: Hoare triple {29861#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 98: Hoare triple {29861#false} assume ~r1~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 99: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 100: Hoare triple {29861#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {29861#false} is VALID [2022-02-20 18:59:38,213 INFO L290 TraceCheckUtils]: 101: Hoare triple {29861#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 102: Hoare triple {29861#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 103: Hoare triple {29861#false} assume !!(0 == ~mode1~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 104: Hoare triple {29861#false} assume ~r1~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 105: Hoare triple {29861#false} assume !!(0 == ~ep12~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 106: Hoare triple {29861#false} assume !!(0 == ~ep13~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 107: Hoare triple {29861#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 108: Hoare triple {29861#false} assume !!(0 == ~mode2~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,214 INFO L290 TraceCheckUtils]: 109: Hoare triple {29861#false} assume ~r2~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 110: Hoare triple {29861#false} assume !!(0 == ~ep21~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 111: Hoare triple {29861#false} assume !!(0 == ~ep23~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 112: Hoare triple {29861#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 113: Hoare triple {29861#false} assume !!(0 == ~mode3~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 114: Hoare triple {29861#false} assume ~r3~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 115: Hoare triple {29861#false} assume !!(0 == ~ep31~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 116: Hoare triple {29861#false} assume !!(0 == ~ep32~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,215 INFO L290 TraceCheckUtils]: 117: Hoare triple {29861#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 118: Hoare triple {29861#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 119: Hoare triple {29861#false} assume ~st1~0 + ~nl1~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 120: Hoare triple {29861#false} assume ~st2~0 + ~nl2~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 121: Hoare triple {29861#false} assume ~st3~0 + ~nl3~0 <= 1; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 122: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 123: Hoare triple {29861#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 124: Hoare triple {29861#false} assume ~r1~0 % 256 < 2; {29861#false} is VALID [2022-02-20 18:59:38,216 INFO L290 TraceCheckUtils]: 125: Hoare triple {29861#false} assume !(~r1~0 % 256 >= 2); {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 126: Hoare triple {29861#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 127: Hoare triple {29861#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 128: Hoare triple {29861#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 129: Hoare triple {29861#false} assume !(0 == ~mode1~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 130: Hoare triple {29861#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 131: Hoare triple {29861#false} assume !!(0 == ~ep21~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,217 INFO L290 TraceCheckUtils]: 132: Hoare triple {29861#false} assume !!(0 == ~ep31~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 133: Hoare triple {29861#false} ~newmax1~0 := main_~node1__newmax~3#1; {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 134: Hoare triple {29861#false} assume 2 == ~r1~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 135: Hoare triple {29861#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 136: Hoare triple {29861#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 137: Hoare triple {29861#false} assume !(0 == ~mode2~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 138: Hoare triple {29861#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 139: Hoare triple {29861#false} assume !!(0 == ~ep12~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,218 INFO L290 TraceCheckUtils]: 140: Hoare triple {29861#false} assume !!(0 == ~ep32~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 141: Hoare triple {29861#false} ~newmax2~0 := main_~node2__newmax~3#1; {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 142: Hoare triple {29861#false} assume 2 == ~r2~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 143: Hoare triple {29861#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 144: Hoare triple {29861#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 145: Hoare triple {29861#false} assume !(0 == ~mode3~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 146: Hoare triple {29861#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 147: Hoare triple {29861#false} assume !!(0 == ~ep13~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,219 INFO L290 TraceCheckUtils]: 148: Hoare triple {29861#false} assume !!(0 == ~ep23~0 % 256); {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 149: Hoare triple {29861#false} ~newmax3~0 := main_~node3__newmax~3#1; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 150: Hoare triple {29861#false} assume 2 == ~r3~0 % 256; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 151: Hoare triple {29861#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 152: Hoare triple {29861#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 153: Hoare triple {29861#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 154: Hoare triple {29861#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 155: Hoare triple {29861#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {29861#false} is VALID [2022-02-20 18:59:38,220 INFO L290 TraceCheckUtils]: 156: Hoare triple {29861#false} assume 0 == main_~assert__arg~3#1 % 256; {29861#false} is VALID [2022-02-20 18:59:38,221 INFO L290 TraceCheckUtils]: 157: Hoare triple {29861#false} assume !false; {29861#false} is VALID [2022-02-20 18:59:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:59:38,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:38,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129966028] [2022-02-20 18:59:38,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129966028] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:38,222 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:38,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:38,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43920674] [2022-02-20 18:59:38,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:38,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 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 158 [2022-02-20 18:59:38,223 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:38,223 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:38,352 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:38,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:38,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:38,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:38,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:38,353 INFO L87 Difference]: Start difference. First operand 2088 states and 3048 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:41,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:41,167 INFO L93 Difference]: Finished difference Result 6188 states and 9024 transitions. [2022-02-20 18:59:41,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:41,167 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 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 158 [2022-02-20 18:59:41,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:41,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1454 transitions. [2022-02-20 18:59:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1454 transitions. [2022-02-20 18:59:41,175 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1454 transitions. [2022-02-20 18:59:42,099 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1454 edges. 1454 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:42,740 INFO L225 Difference]: With dead ends: 6188 [2022-02-20 18:59:42,740 INFO L226 Difference]: Without dead ends: 4144 [2022-02-20 18:59:42,742 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 18:59:42,744 INFO L933 BasicCegarLoop]: 978 mSDtfsCounter, 478 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:42,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [478 Valid, 1472 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:42,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2022-02-20 18:59:43,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 2092. [2022-02-20 18:59:43,138 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:43,141 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4144 states. Second operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:43,142 INFO L74 IsIncluded]: Start isIncluded. First operand 4144 states. Second operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:43,143 INFO L87 Difference]: Start difference. First operand 4144 states. Second operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:43,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:43,611 INFO L93 Difference]: Finished difference Result 4144 states and 6043 transitions. [2022-02-20 18:59:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 6043 transitions. [2022-02-20 18:59:43,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:43,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:43,618 INFO L74 IsIncluded]: Start isIncluded. First operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 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 4144 states. [2022-02-20 18:59:43,620 INFO L87 Difference]: Start difference. First operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 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 4144 states. [2022-02-20 18:59:44,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:44,061 INFO L93 Difference]: Finished difference Result 4144 states and 6043 transitions. [2022-02-20 18:59:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 6043 transitions. [2022-02-20 18:59:44,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:44,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:44,065 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:44,065 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 2091 states have (on average 1.459588713534194) internal successors, (3052), 2091 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 3052 transitions. [2022-02-20 18:59:44,237 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 3052 transitions. Word has length 158 [2022-02-20 18:59:44,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:44,237 INFO L470 AbstractCegarLoop]: Abstraction has 2092 states and 3052 transitions. [2022-02-20 18:59:44,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:44,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 3052 transitions. [2022-02-20 18:59:44,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-20 18:59:44,239 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:44,240 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:44,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:59:44,240 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:44,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:44,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1767168465, now seen corresponding path program 1 times [2022-02-20 18:59:44,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:44,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46523154] [2022-02-20 18:59:44,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:44,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:44,300 INFO L290 TraceCheckUtils]: 0: Hoare triple {48957#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {48957#true} is VALID [2022-02-20 18:59:44,300 INFO L290 TraceCheckUtils]: 1: Hoare triple {48957#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {48957#true} is VALID [2022-02-20 18:59:44,300 INFO L290 TraceCheckUtils]: 2: Hoare triple {48957#true} assume !!(0 == main_~init__r121~0#1 % 256); {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 3: Hoare triple {48957#true} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 4: Hoare triple {48957#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 5: Hoare triple {48957#true} assume !!(0 == main_~init__r131~0#1 % 256); {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 6: Hoare triple {48957#true} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 7: Hoare triple {48957#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 8: Hoare triple {48957#true} assume !!(0 == main_~init__r211~0#1 % 256); {48957#true} is VALID [2022-02-20 18:59:44,301 INFO L290 TraceCheckUtils]: 9: Hoare triple {48957#true} assume !(0 == main_~init__r231~0#1 % 256); {48957#true} is VALID [2022-02-20 18:59:44,302 INFO L290 TraceCheckUtils]: 10: Hoare triple {48957#true} assume !(0 == ~ep31~0 % 256);main_~init__tmp___1~0#1 := 1; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,302 INFO L290 TraceCheckUtils]: 11: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,303 INFO L290 TraceCheckUtils]: 12: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,303 INFO L290 TraceCheckUtils]: 13: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,303 INFO L290 TraceCheckUtils]: 14: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,304 INFO L290 TraceCheckUtils]: 15: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,304 INFO L290 TraceCheckUtils]: 16: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,304 INFO L290 TraceCheckUtils]: 17: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,305 INFO L290 TraceCheckUtils]: 18: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id1~0 != ~id2~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,305 INFO L290 TraceCheckUtils]: 19: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id1~0 != ~id3~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,305 INFO L290 TraceCheckUtils]: 20: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id2~0 != ~id3~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,306 INFO L290 TraceCheckUtils]: 21: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id1~0 >= 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,306 INFO L290 TraceCheckUtils]: 22: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id2~0 >= 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,306 INFO L290 TraceCheckUtils]: 23: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~id3~0 >= 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,307 INFO L290 TraceCheckUtils]: 24: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~r1~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,307 INFO L290 TraceCheckUtils]: 25: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~r2~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,307 INFO L290 TraceCheckUtils]: 26: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~r3~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,308 INFO L290 TraceCheckUtils]: 27: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r122~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,308 INFO L290 TraceCheckUtils]: 28: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r132~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,308 INFO L290 TraceCheckUtils]: 29: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r212~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,309 INFO L290 TraceCheckUtils]: 30: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r232~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,312 INFO L290 TraceCheckUtils]: 31: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r312~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,312 INFO L290 TraceCheckUtils]: 32: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == main_~init__r322~0#1 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,313 INFO L290 TraceCheckUtils]: 33: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~max1~0 == ~id1~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,313 INFO L290 TraceCheckUtils]: 34: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~max2~0 == ~id2~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,313 INFO L290 TraceCheckUtils]: 35: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~max3~0 == ~id3~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,319 INFO L290 TraceCheckUtils]: 36: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~st1~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,320 INFO L290 TraceCheckUtils]: 37: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~st2~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,320 INFO L290 TraceCheckUtils]: 38: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~st3~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,320 INFO L290 TraceCheckUtils]: 39: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~nl1~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,321 INFO L290 TraceCheckUtils]: 40: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~nl2~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,321 INFO L290 TraceCheckUtils]: 41: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~nl3~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,321 INFO L290 TraceCheckUtils]: 42: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~mode1~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,322 INFO L290 TraceCheckUtils]: 43: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~mode2~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,322 INFO L290 TraceCheckUtils]: 44: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 == ~mode3~0 % 256; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,322 INFO L290 TraceCheckUtils]: 45: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == ~newmax1~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,323 INFO L290 TraceCheckUtils]: 46: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == ~newmax2~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,323 INFO L290 TraceCheckUtils]: 47: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,324 INFO L290 TraceCheckUtils]: 48: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,324 INFO L290 TraceCheckUtils]: 49: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~mode1~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,324 INFO L290 TraceCheckUtils]: 50: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~r1~0 % 256 < 2; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,325 INFO L290 TraceCheckUtils]: 51: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~ep12~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,325 INFO L290 TraceCheckUtils]: 52: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~ep13~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,325 INFO L290 TraceCheckUtils]: 53: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,326 INFO L290 TraceCheckUtils]: 54: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~mode2~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,326 INFO L290 TraceCheckUtils]: 55: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~r2~0 % 256 < 2; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,326 INFO L290 TraceCheckUtils]: 56: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~ep21~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,327 INFO L290 TraceCheckUtils]: 57: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~ep23~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,327 INFO L290 TraceCheckUtils]: 58: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,327 INFO L290 TraceCheckUtils]: 59: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~mode3~0 % 256); {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,328 INFO L290 TraceCheckUtils]: 60: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume ~r3~0 % 256 < 2; {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} is VALID [2022-02-20 18:59:44,328 INFO L290 TraceCheckUtils]: 61: Hoare triple {48959#(not (= (+ ~ep31~0 (* (- 256) (div ~ep31~0 256))) 0))} assume !!(0 == ~ep31~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,328 INFO L290 TraceCheckUtils]: 62: Hoare triple {48958#false} assume !!(0 == ~ep32~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,328 INFO L290 TraceCheckUtils]: 63: Hoare triple {48958#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {48958#false} is VALID [2022-02-20 18:59:44,328 INFO L290 TraceCheckUtils]: 64: Hoare triple {48958#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 65: Hoare triple {48958#false} assume ~st1~0 + ~nl1~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 66: Hoare triple {48958#false} assume ~st2~0 + ~nl2~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 67: Hoare triple {48958#false} assume ~st3~0 + ~nl3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 68: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 69: Hoare triple {48958#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 70: Hoare triple {48958#false} assume ~r1~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 71: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 72: Hoare triple {48958#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {48958#false} is VALID [2022-02-20 18:59:44,329 INFO L290 TraceCheckUtils]: 73: Hoare triple {48958#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 74: Hoare triple {48958#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 75: Hoare triple {48958#false} assume !(0 == ~mode1~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 76: Hoare triple {48958#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 77: Hoare triple {48958#false} assume !!(0 == ~ep21~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 78: Hoare triple {48958#false} assume !!(0 == ~ep31~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 79: Hoare triple {48958#false} ~newmax1~0 := main_~node1__newmax~1#1; {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 80: Hoare triple {48958#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,330 INFO L290 TraceCheckUtils]: 81: Hoare triple {48958#false} assume !(0 == ~mode2~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 82: Hoare triple {48958#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 83: Hoare triple {48958#false} assume !!(0 == ~ep12~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 84: Hoare triple {48958#false} assume !!(0 == ~ep32~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 85: Hoare triple {48958#false} ~newmax2~0 := main_~node2__newmax~1#1; {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 86: Hoare triple {48958#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 87: Hoare triple {48958#false} assume !(0 == ~mode3~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 88: Hoare triple {48958#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 89: Hoare triple {48958#false} assume !!(0 == ~ep13~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,331 INFO L290 TraceCheckUtils]: 90: Hoare triple {48958#false} assume !!(0 == ~ep23~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 91: Hoare triple {48958#false} ~newmax3~0 := main_~node3__newmax~1#1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 92: Hoare triple {48958#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 93: Hoare triple {48958#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 94: Hoare triple {48958#false} assume ~st1~0 + ~nl1~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 95: Hoare triple {48958#false} assume ~st2~0 + ~nl2~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 96: Hoare triple {48958#false} assume ~st3~0 + ~nl3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 97: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,332 INFO L290 TraceCheckUtils]: 98: Hoare triple {48958#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 99: Hoare triple {48958#false} assume ~r1~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 100: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 101: Hoare triple {48958#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 102: Hoare triple {48958#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 103: Hoare triple {48958#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 104: Hoare triple {48958#false} assume !!(0 == ~mode1~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 105: Hoare triple {48958#false} assume ~r1~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 106: Hoare triple {48958#false} assume !!(0 == ~ep12~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,333 INFO L290 TraceCheckUtils]: 107: Hoare triple {48958#false} assume !!(0 == ~ep13~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,334 INFO L290 TraceCheckUtils]: 108: Hoare triple {48958#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,334 INFO L290 TraceCheckUtils]: 109: Hoare triple {48958#false} assume !!(0 == ~mode2~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,334 INFO L290 TraceCheckUtils]: 110: Hoare triple {48958#false} assume ~r2~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,335 INFO L290 TraceCheckUtils]: 111: Hoare triple {48958#false} assume !!(0 == ~ep21~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,335 INFO L290 TraceCheckUtils]: 112: Hoare triple {48958#false} assume !!(0 == ~ep23~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,335 INFO L290 TraceCheckUtils]: 113: Hoare triple {48958#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 114: Hoare triple {48958#false} assume !!(0 == ~mode3~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 115: Hoare triple {48958#false} assume ~r3~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 116: Hoare triple {48958#false} assume !!(0 == ~ep31~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 117: Hoare triple {48958#false} assume !!(0 == ~ep32~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 118: Hoare triple {48958#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 119: Hoare triple {48958#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 120: Hoare triple {48958#false} assume ~st1~0 + ~nl1~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,336 INFO L290 TraceCheckUtils]: 121: Hoare triple {48958#false} assume ~st2~0 + ~nl2~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 122: Hoare triple {48958#false} assume ~st3~0 + ~nl3~0 <= 1; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 123: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 124: Hoare triple {48958#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 125: Hoare triple {48958#false} assume ~r1~0 % 256 < 2; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 126: Hoare triple {48958#false} assume !(~r1~0 % 256 >= 2); {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 127: Hoare triple {48958#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 128: Hoare triple {48958#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 129: Hoare triple {48958#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,337 INFO L290 TraceCheckUtils]: 130: Hoare triple {48958#false} assume !(0 == ~mode1~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 131: Hoare triple {48958#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 132: Hoare triple {48958#false} assume !!(0 == ~ep21~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 133: Hoare triple {48958#false} assume !!(0 == ~ep31~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 134: Hoare triple {48958#false} ~newmax1~0 := main_~node1__newmax~3#1; {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 135: Hoare triple {48958#false} assume 2 == ~r1~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 136: Hoare triple {48958#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 137: Hoare triple {48958#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 138: Hoare triple {48958#false} assume !(0 == ~mode2~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,338 INFO L290 TraceCheckUtils]: 139: Hoare triple {48958#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 140: Hoare triple {48958#false} assume !!(0 == ~ep12~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 141: Hoare triple {48958#false} assume !!(0 == ~ep32~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 142: Hoare triple {48958#false} ~newmax2~0 := main_~node2__newmax~3#1; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 143: Hoare triple {48958#false} assume 2 == ~r2~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 144: Hoare triple {48958#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 145: Hoare triple {48958#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 146: Hoare triple {48958#false} assume !(0 == ~mode3~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 147: Hoare triple {48958#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,339 INFO L290 TraceCheckUtils]: 148: Hoare triple {48958#false} assume !!(0 == ~ep13~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 149: Hoare triple {48958#false} assume !!(0 == ~ep23~0 % 256); {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 150: Hoare triple {48958#false} ~newmax3~0 := main_~node3__newmax~3#1; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 151: Hoare triple {48958#false} assume 2 == ~r3~0 % 256; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 152: Hoare triple {48958#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 153: Hoare triple {48958#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 154: Hoare triple {48958#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 155: Hoare triple {48958#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {48958#false} is VALID [2022-02-20 18:59:44,340 INFO L290 TraceCheckUtils]: 156: Hoare triple {48958#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {48958#false} is VALID [2022-02-20 18:59:44,341 INFO L290 TraceCheckUtils]: 157: Hoare triple {48958#false} assume 0 == main_~assert__arg~3#1 % 256; {48958#false} is VALID [2022-02-20 18:59:44,341 INFO L290 TraceCheckUtils]: 158: Hoare triple {48958#false} assume !false; {48958#false} is VALID [2022-02-20 18:59:44,341 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 18:59:44,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:44,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46523154] [2022-02-20 18:59:44,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46523154] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:44,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:44,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:59:44,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015596120] [2022-02-20 18:59:44,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:44,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 18:59:44,343 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:44,343 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:44,462 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:44,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:59:44,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:44,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:59:44,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:59:44,465 INFO L87 Difference]: Start difference. First operand 2092 states and 3052 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:46,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:46,769 INFO L93 Difference]: Finished difference Result 5411 states and 7901 transitions. [2022-02-20 18:59:46,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:59:46,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 18:59:46,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:46,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1324 transitions. [2022-02-20 18:59:46,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1324 transitions. [2022-02-20 18:59:46,777 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 1324 transitions. [2022-02-20 18:59:47,556 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1324 edges. 1324 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:48,044 INFO L225 Difference]: With dead ends: 5411 [2022-02-20 18:59:48,044 INFO L226 Difference]: Without dead ends: 3651 [2022-02-20 18:59:48,046 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 18:59:48,047 INFO L933 BasicCegarLoop]: 939 mSDtfsCounter, 419 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:48,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [419 Valid, 1396 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:48,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3651 states. [2022-02-20 18:59:48,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3651 to 3649. [2022-02-20 18:59:48,709 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:59:48,713 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3651 states. Second operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:48,717 INFO L74 IsIncluded]: Start isIncluded. First operand 3651 states. Second operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:48,720 INFO L87 Difference]: Start difference. First operand 3651 states. Second operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:49,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:49,076 INFO L93 Difference]: Finished difference Result 3651 states and 5244 transitions. [2022-02-20 18:59:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3651 states and 5244 transitions. [2022-02-20 18:59:49,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:49,080 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:49,084 INFO L74 IsIncluded]: Start isIncluded. First operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 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 3651 states. [2022-02-20 18:59:49,088 INFO L87 Difference]: Start difference. First operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 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 3651 states. [2022-02-20 18:59:49,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:49,467 INFO L93 Difference]: Finished difference Result 3651 states and 5244 transitions. [2022-02-20 18:59:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3651 states and 5244 transitions. [2022-02-20 18:59:49,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:59:49,471 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:59:49,471 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:59:49,471 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:59:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3649 states, 3648 states have (on average 1.4372258771929824) internal successors, (5243), 3648 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3649 states and 5243 transitions. [2022-02-20 18:59:49,954 INFO L78 Accepts]: Start accepts. Automaton has 3649 states and 5243 transitions. Word has length 159 [2022-02-20 18:59:49,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:59:49,955 INFO L470 AbstractCegarLoop]: Abstraction has 3649 states and 5243 transitions. [2022-02-20 18:59:49,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3649 states and 5243 transitions. [2022-02-20 18:59:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-20 18:59:49,958 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:59:49,958 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:59:49,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:59:49,959 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:59:49,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:59:49,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1188374862, now seen corresponding path program 1 times [2022-02-20 18:59:49,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:59:49,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69624614] [2022-02-20 18:59:49,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:59:49,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:59:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:59:50,068 INFO L290 TraceCheckUtils]: 0: Hoare triple {68092#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {68092#true} is VALID [2022-02-20 18:59:50,069 INFO L290 TraceCheckUtils]: 1: Hoare triple {68092#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,069 INFO L290 TraceCheckUtils]: 2: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256); {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,070 INFO L290 TraceCheckUtils]: 3: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,070 INFO L290 TraceCheckUtils]: 4: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,070 INFO L290 TraceCheckUtils]: 5: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256); {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,071 INFO L290 TraceCheckUtils]: 6: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,071 INFO L290 TraceCheckUtils]: 7: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,071 INFO L290 TraceCheckUtils]: 8: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !!(0 == main_~init__r211~0#1 % 256); {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} is VALID [2022-02-20 18:59:50,072 INFO L290 TraceCheckUtils]: 9: Hoare triple {68094#(= (+ |ULTIMATE.start_main_~init__r231~0#1| (* (- 1) ~ep23~0)) 0)} assume !(0 == main_~init__r231~0#1 % 256); {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} is VALID [2022-02-20 18:59:50,072 INFO L290 TraceCheckUtils]: 10: Hoare triple {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} assume !!(0 == ~ep31~0 % 256);main_~init__tmp___1~0#1 := 0; {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} is VALID [2022-02-20 18:59:50,073 INFO L290 TraceCheckUtils]: 11: Hoare triple {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} is VALID [2022-02-20 18:59:50,073 INFO L290 TraceCheckUtils]: 12: Hoare triple {68095#(and (< (* 256 (div |ULTIMATE.start_main_~init__r231~0#1| 256)) |ULTIMATE.start_main_~init__r231~0#1|) (= |ULTIMATE.start_main_~init__r231~0#1| ~ep23~0))} assume !(0 == main_~init__r231~0#1 % 256);main_~init__tmp___2~0#1 := 1; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,073 INFO L290 TraceCheckUtils]: 13: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,074 INFO L290 TraceCheckUtils]: 14: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,074 INFO L290 TraceCheckUtils]: 15: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,075 INFO L290 TraceCheckUtils]: 16: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,075 INFO L290 TraceCheckUtils]: 17: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,075 INFO L290 TraceCheckUtils]: 18: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id1~0 != ~id2~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,076 INFO L290 TraceCheckUtils]: 19: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id1~0 != ~id3~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,076 INFO L290 TraceCheckUtils]: 20: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id2~0 != ~id3~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,077 INFO L290 TraceCheckUtils]: 21: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id1~0 >= 0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,077 INFO L290 TraceCheckUtils]: 22: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id2~0 >= 0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,077 INFO L290 TraceCheckUtils]: 23: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~id3~0 >= 0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,078 INFO L290 TraceCheckUtils]: 24: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~r1~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,078 INFO L290 TraceCheckUtils]: 25: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~r2~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,078 INFO L290 TraceCheckUtils]: 26: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~r3~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,079 INFO L290 TraceCheckUtils]: 27: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r122~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,079 INFO L290 TraceCheckUtils]: 28: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r132~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,079 INFO L290 TraceCheckUtils]: 29: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r212~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,080 INFO L290 TraceCheckUtils]: 30: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r232~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,080 INFO L290 TraceCheckUtils]: 31: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r312~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,081 INFO L290 TraceCheckUtils]: 32: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == main_~init__r322~0#1 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,081 INFO L290 TraceCheckUtils]: 33: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~max1~0 == ~id1~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,081 INFO L290 TraceCheckUtils]: 34: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~max2~0 == ~id2~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,082 INFO L290 TraceCheckUtils]: 35: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~max3~0 == ~id3~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,082 INFO L290 TraceCheckUtils]: 36: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~st1~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,082 INFO L290 TraceCheckUtils]: 37: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~st2~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,083 INFO L290 TraceCheckUtils]: 38: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~st3~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,083 INFO L290 TraceCheckUtils]: 39: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~nl1~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,084 INFO L290 TraceCheckUtils]: 40: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~nl2~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,084 INFO L290 TraceCheckUtils]: 41: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~nl3~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,084 INFO L290 TraceCheckUtils]: 42: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~mode1~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,085 INFO L290 TraceCheckUtils]: 43: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~mode2~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,085 INFO L290 TraceCheckUtils]: 44: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 == ~mode3~0 % 256; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,085 INFO L290 TraceCheckUtils]: 45: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == ~newmax1~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,086 INFO L290 TraceCheckUtils]: 46: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == ~newmax2~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,086 INFO L290 TraceCheckUtils]: 47: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,087 INFO L290 TraceCheckUtils]: 48: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,087 INFO L290 TraceCheckUtils]: 49: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~mode1~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,087 INFO L290 TraceCheckUtils]: 50: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~r1~0 % 256 < 2; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,088 INFO L290 TraceCheckUtils]: 51: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~ep12~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,088 INFO L290 TraceCheckUtils]: 52: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~ep13~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,088 INFO L290 TraceCheckUtils]: 53: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,089 INFO L290 TraceCheckUtils]: 54: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~mode2~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,089 INFO L290 TraceCheckUtils]: 55: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume ~r2~0 % 256 < 2; {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,090 INFO L290 TraceCheckUtils]: 56: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~ep21~0 % 256); {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} is VALID [2022-02-20 18:59:50,090 INFO L290 TraceCheckUtils]: 57: Hoare triple {68096#(<= (+ (* (div ~ep23~0 256) 256) 1) ~ep23~0)} assume !!(0 == ~ep23~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,090 INFO L290 TraceCheckUtils]: 58: Hoare triple {68093#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,090 INFO L290 TraceCheckUtils]: 59: Hoare triple {68093#false} assume !!(0 == ~mode3~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,090 INFO L290 TraceCheckUtils]: 60: Hoare triple {68093#false} assume ~r3~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 61: Hoare triple {68093#false} assume !!(0 == ~ep31~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 62: Hoare triple {68093#false} assume !!(0 == ~ep32~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 63: Hoare triple {68093#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 64: Hoare triple {68093#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 65: Hoare triple {68093#false} assume ~st1~0 + ~nl1~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 66: Hoare triple {68093#false} assume ~st2~0 + ~nl2~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,091 INFO L290 TraceCheckUtils]: 67: Hoare triple {68093#false} assume ~st3~0 + ~nl3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 68: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 69: Hoare triple {68093#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 70: Hoare triple {68093#false} assume ~r1~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 71: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 72: Hoare triple {68093#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 73: Hoare triple {68093#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 74: Hoare triple {68093#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,092 INFO L290 TraceCheckUtils]: 75: Hoare triple {68093#false} assume !(0 == ~mode1~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 76: Hoare triple {68093#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 77: Hoare triple {68093#false} assume !!(0 == ~ep21~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 78: Hoare triple {68093#false} assume !!(0 == ~ep31~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 79: Hoare triple {68093#false} ~newmax1~0 := main_~node1__newmax~1#1; {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 80: Hoare triple {68093#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 81: Hoare triple {68093#false} assume !(0 == ~mode2~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,093 INFO L290 TraceCheckUtils]: 82: Hoare triple {68093#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 83: Hoare triple {68093#false} assume !!(0 == ~ep12~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 84: Hoare triple {68093#false} assume !!(0 == ~ep32~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 85: Hoare triple {68093#false} ~newmax2~0 := main_~node2__newmax~1#1; {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 86: Hoare triple {68093#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 87: Hoare triple {68093#false} assume !(0 == ~mode3~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 88: Hoare triple {68093#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 89: Hoare triple {68093#false} assume !!(0 == ~ep13~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,094 INFO L290 TraceCheckUtils]: 90: Hoare triple {68093#false} assume !!(0 == ~ep23~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 91: Hoare triple {68093#false} ~newmax3~0 := main_~node3__newmax~1#1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 92: Hoare triple {68093#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 93: Hoare triple {68093#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 94: Hoare triple {68093#false} assume ~st1~0 + ~nl1~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 95: Hoare triple {68093#false} assume ~st2~0 + ~nl2~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 96: Hoare triple {68093#false} assume ~st3~0 + ~nl3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,095 INFO L290 TraceCheckUtils]: 97: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 98: Hoare triple {68093#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 99: Hoare triple {68093#false} assume ~r1~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 100: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 101: Hoare triple {68093#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 102: Hoare triple {68093#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 103: Hoare triple {68093#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 104: Hoare triple {68093#false} assume !!(0 == ~mode1~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,096 INFO L290 TraceCheckUtils]: 105: Hoare triple {68093#false} assume ~r1~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 106: Hoare triple {68093#false} assume !!(0 == ~ep12~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 107: Hoare triple {68093#false} assume !!(0 == ~ep13~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 108: Hoare triple {68093#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 109: Hoare triple {68093#false} assume !!(0 == ~mode2~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 110: Hoare triple {68093#false} assume ~r2~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 111: Hoare triple {68093#false} assume !!(0 == ~ep21~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,097 INFO L290 TraceCheckUtils]: 112: Hoare triple {68093#false} assume !!(0 == ~ep23~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 113: Hoare triple {68093#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 114: Hoare triple {68093#false} assume !!(0 == ~mode3~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 115: Hoare triple {68093#false} assume ~r3~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 116: Hoare triple {68093#false} assume !!(0 == ~ep31~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 117: Hoare triple {68093#false} assume !!(0 == ~ep32~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 118: Hoare triple {68093#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 119: Hoare triple {68093#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,098 INFO L290 TraceCheckUtils]: 120: Hoare triple {68093#false} assume ~st1~0 + ~nl1~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 121: Hoare triple {68093#false} assume ~st2~0 + ~nl2~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 122: Hoare triple {68093#false} assume ~st3~0 + ~nl3~0 <= 1; {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 123: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 124: Hoare triple {68093#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 125: Hoare triple {68093#false} assume ~r1~0 % 256 < 2; {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 126: Hoare triple {68093#false} assume !(~r1~0 % 256 >= 2); {68093#false} is VALID [2022-02-20 18:59:50,099 INFO L290 TraceCheckUtils]: 127: Hoare triple {68093#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 128: Hoare triple {68093#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 129: Hoare triple {68093#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 130: Hoare triple {68093#false} assume !(0 == ~mode1~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 131: Hoare triple {68093#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 132: Hoare triple {68093#false} assume !!(0 == ~ep21~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 133: Hoare triple {68093#false} assume !!(0 == ~ep31~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 134: Hoare triple {68093#false} ~newmax1~0 := main_~node1__newmax~3#1; {68093#false} is VALID [2022-02-20 18:59:50,100 INFO L290 TraceCheckUtils]: 135: Hoare triple {68093#false} assume 2 == ~r1~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 136: Hoare triple {68093#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 137: Hoare triple {68093#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 138: Hoare triple {68093#false} assume !(0 == ~mode2~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 139: Hoare triple {68093#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 140: Hoare triple {68093#false} assume !!(0 == ~ep12~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 141: Hoare triple {68093#false} assume !!(0 == ~ep32~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,101 INFO L290 TraceCheckUtils]: 142: Hoare triple {68093#false} ~newmax2~0 := main_~node2__newmax~3#1; {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 143: Hoare triple {68093#false} assume 2 == ~r2~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 144: Hoare triple {68093#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 145: Hoare triple {68093#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 146: Hoare triple {68093#false} assume !(0 == ~mode3~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 147: Hoare triple {68093#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 148: Hoare triple {68093#false} assume !!(0 == ~ep13~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,102 INFO L290 TraceCheckUtils]: 149: Hoare triple {68093#false} assume !!(0 == ~ep23~0 % 256); {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 150: Hoare triple {68093#false} ~newmax3~0 := main_~node3__newmax~3#1; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 151: Hoare triple {68093#false} assume 2 == ~r3~0 % 256; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 152: Hoare triple {68093#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 153: Hoare triple {68093#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 154: Hoare triple {68093#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 155: Hoare triple {68093#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 156: Hoare triple {68093#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {68093#false} is VALID [2022-02-20 18:59:50,103 INFO L290 TraceCheckUtils]: 157: Hoare triple {68093#false} assume 0 == main_~assert__arg~3#1 % 256; {68093#false} is VALID [2022-02-20 18:59:50,104 INFO L290 TraceCheckUtils]: 158: Hoare triple {68093#false} assume !false; {68093#false} is VALID [2022-02-20 18:59:50,104 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 18:59:50,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:59:50,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69624614] [2022-02-20 18:59:50,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69624614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:59:50,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:59:50,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:59:50,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822846866] [2022-02-20 18:59:50,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:59:50,106 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 18:59:50,106 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:59:50,106 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:50,208 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:50,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:59:50,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:59:50,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:59:50,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:59:50,209 INFO L87 Difference]: Start difference. First operand 3649 states and 5243 transitions. Second operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:57,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:59:57,022 INFO L93 Difference]: Finished difference Result 10381 states and 14906 transitions. [2022-02-20 18:59:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 18:59:57,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 18:59:57,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:59:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1435 transitions. [2022-02-20 18:59:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:59:57,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1435 transitions. [2022-02-20 18:59:57,049 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1435 transitions. [2022-02-20 18:59:57,670 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1435 edges. 1435 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:59:59,429 INFO L225 Difference]: With dead ends: 10381 [2022-02-20 18:59:59,429 INFO L226 Difference]: Without dead ends: 6769 [2022-02-20 18:59:59,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:59:59,432 INFO L933 BasicCegarLoop]: 800 mSDtfsCounter, 1508 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:59:59,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 1251 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:59:59,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6769 states. [2022-02-20 19:00:01,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6769 to 6767. [2022-02-20 19:00:01,123 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:00:01,131 INFO L82 GeneralOperation]: Start isEquivalent. First operand 6769 states. Second operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:01,139 INFO L74 IsIncluded]: Start isIncluded. First operand 6769 states. Second operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:01,146 INFO L87 Difference]: Start difference. First operand 6769 states. Second operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:02,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:02,395 INFO L93 Difference]: Finished difference Result 6769 states and 9635 transitions. [2022-02-20 19:00:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 9635 transitions. [2022-02-20 19:00:02,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:02,402 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:02,410 INFO L74 IsIncluded]: Start isIncluded. First operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 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 6769 states. [2022-02-20 19:00:02,417 INFO L87 Difference]: Start difference. First operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 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 6769 states. [2022-02-20 19:00:03,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:03,785 INFO L93 Difference]: Finished difference Result 6769 states and 9635 transitions. [2022-02-20 19:00:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 9635 transitions. [2022-02-20 19:00:03,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:03,792 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:03,792 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:00:03,792 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:00:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6766 states have (on average 1.4238841265149276) internal successors, (9634), 6766 states have internal predecessors, (9634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 9634 transitions. [2022-02-20 19:00:05,566 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 9634 transitions. Word has length 159 [2022-02-20 19:00:05,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:00:05,566 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 9634 transitions. [2022-02-20 19:00:05,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 9634 transitions. [2022-02-20 19:00:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-20 19:00:05,571 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:00:05,571 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:00:05,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 19:00:05,572 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:00:05,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:00:05,572 INFO L85 PathProgramCache]: Analyzing trace with hash 504620971, now seen corresponding path program 1 times [2022-02-20 19:00:05,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:00:05,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302155690] [2022-02-20 19:00:05,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:00:05,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:00:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:00:05,664 INFO L290 TraceCheckUtils]: 0: Hoare triple {104020#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {104020#true} is VALID [2022-02-20 19:00:05,665 INFO L290 TraceCheckUtils]: 1: Hoare triple {104020#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,665 INFO L290 TraceCheckUtils]: 2: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,665 INFO L290 TraceCheckUtils]: 3: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,666 INFO L290 TraceCheckUtils]: 4: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,666 INFO L290 TraceCheckUtils]: 5: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r131~0#1 % 256); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,666 INFO L290 TraceCheckUtils]: 6: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,667 INFO L290 TraceCheckUtils]: 7: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,667 INFO L290 TraceCheckUtils]: 8: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r211~0#1 % 256); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,667 INFO L290 TraceCheckUtils]: 9: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r231~0#1 % 256);main_~init__tmp___1~0#1 := 0; {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,667 INFO L290 TraceCheckUtils]: 10: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,668 INFO L290 TraceCheckUtils]: 11: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r231~0#1 % 256); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,668 INFO L290 TraceCheckUtils]: 12: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !!(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 0; {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,668 INFO L290 TraceCheckUtils]: 13: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} is VALID [2022-02-20 19:00:05,669 INFO L290 TraceCheckUtils]: 14: Hoare triple {104022#(= (+ |ULTIMATE.start_main_~init__r311~0#1| (* (- 1) ~ep31~0)) 0)} assume !(0 == main_~init__r311~0#1 % 256);main_~init__tmp___3~0#1 := 1; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,669 INFO L290 TraceCheckUtils]: 15: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,669 INFO L290 TraceCheckUtils]: 16: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,670 INFO L290 TraceCheckUtils]: 17: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,670 INFO L290 TraceCheckUtils]: 18: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id2~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,670 INFO L290 TraceCheckUtils]: 19: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id3~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,671 INFO L290 TraceCheckUtils]: 20: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 != ~id3~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,671 INFO L290 TraceCheckUtils]: 21: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 >= 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,671 INFO L290 TraceCheckUtils]: 22: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 >= 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,671 INFO L290 TraceCheckUtils]: 23: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id3~0 >= 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,672 INFO L290 TraceCheckUtils]: 24: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r1~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,672 INFO L290 TraceCheckUtils]: 25: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r2~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,672 INFO L290 TraceCheckUtils]: 26: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r3~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,673 INFO L290 TraceCheckUtils]: 27: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r122~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,673 INFO L290 TraceCheckUtils]: 28: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r132~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,673 INFO L290 TraceCheckUtils]: 29: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r212~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,673 INFO L290 TraceCheckUtils]: 30: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r232~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,674 INFO L290 TraceCheckUtils]: 31: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r312~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,674 INFO L290 TraceCheckUtils]: 32: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == main_~init__r322~0#1 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,674 INFO L290 TraceCheckUtils]: 33: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max1~0 == ~id1~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,674 INFO L290 TraceCheckUtils]: 34: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max2~0 == ~id2~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,675 INFO L290 TraceCheckUtils]: 35: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max3~0 == ~id3~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,675 INFO L290 TraceCheckUtils]: 36: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st1~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,675 INFO L290 TraceCheckUtils]: 37: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st2~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,676 INFO L290 TraceCheckUtils]: 38: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st3~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,676 INFO L290 TraceCheckUtils]: 39: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl1~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,676 INFO L290 TraceCheckUtils]: 40: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl2~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,676 INFO L290 TraceCheckUtils]: 41: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl3~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,677 INFO L290 TraceCheckUtils]: 42: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode1~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,677 INFO L290 TraceCheckUtils]: 43: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode2~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,677 INFO L290 TraceCheckUtils]: 44: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode3~0 % 256; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,678 INFO L290 TraceCheckUtils]: 45: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax1~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,678 INFO L290 TraceCheckUtils]: 46: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax2~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,678 INFO L290 TraceCheckUtils]: 47: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,678 INFO L290 TraceCheckUtils]: 48: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,679 INFO L290 TraceCheckUtils]: 49: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode1~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,679 INFO L290 TraceCheckUtils]: 50: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r1~0 % 256 < 2; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,679 INFO L290 TraceCheckUtils]: 51: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep12~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,679 INFO L290 TraceCheckUtils]: 52: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep13~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,680 INFO L290 TraceCheckUtils]: 53: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,680 INFO L290 TraceCheckUtils]: 54: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode2~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,680 INFO L290 TraceCheckUtils]: 55: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r2~0 % 256 < 2; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,681 INFO L290 TraceCheckUtils]: 56: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep21~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,681 INFO L290 TraceCheckUtils]: 57: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep23~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,681 INFO L290 TraceCheckUtils]: 58: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,681 INFO L290 TraceCheckUtils]: 59: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode3~0 % 256); {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,682 INFO L290 TraceCheckUtils]: 60: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r3~0 % 256 < 2; {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2022-02-20 19:00:05,682 INFO L290 TraceCheckUtils]: 61: Hoare triple {104023#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep31~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,682 INFO L290 TraceCheckUtils]: 62: Hoare triple {104021#false} assume !!(0 == ~ep32~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,682 INFO L290 TraceCheckUtils]: 63: Hoare triple {104021#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {104021#false} is VALID [2022-02-20 19:00:05,682 INFO L290 TraceCheckUtils]: 64: Hoare triple {104021#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 65: Hoare triple {104021#false} assume ~st1~0 + ~nl1~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 66: Hoare triple {104021#false} assume ~st2~0 + ~nl2~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 67: Hoare triple {104021#false} assume ~st3~0 + ~nl3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 68: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 69: Hoare triple {104021#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 70: Hoare triple {104021#false} assume ~r1~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 71: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 72: Hoare triple {104021#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {104021#false} is VALID [2022-02-20 19:00:05,683 INFO L290 TraceCheckUtils]: 73: Hoare triple {104021#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 74: Hoare triple {104021#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 75: Hoare triple {104021#false} assume !(0 == ~mode1~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 76: Hoare triple {104021#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 77: Hoare triple {104021#false} assume !!(0 == ~ep21~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 78: Hoare triple {104021#false} assume !!(0 == ~ep31~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 79: Hoare triple {104021#false} ~newmax1~0 := main_~node1__newmax~1#1; {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 80: Hoare triple {104021#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,684 INFO L290 TraceCheckUtils]: 81: Hoare triple {104021#false} assume !(0 == ~mode2~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 82: Hoare triple {104021#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 83: Hoare triple {104021#false} assume !!(0 == ~ep12~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 84: Hoare triple {104021#false} assume !!(0 == ~ep32~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 85: Hoare triple {104021#false} ~newmax2~0 := main_~node2__newmax~1#1; {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 86: Hoare triple {104021#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 87: Hoare triple {104021#false} assume !(0 == ~mode3~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 88: Hoare triple {104021#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 89: Hoare triple {104021#false} assume !!(0 == ~ep13~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,685 INFO L290 TraceCheckUtils]: 90: Hoare triple {104021#false} assume !!(0 == ~ep23~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 91: Hoare triple {104021#false} ~newmax3~0 := main_~node3__newmax~1#1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 92: Hoare triple {104021#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 93: Hoare triple {104021#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 94: Hoare triple {104021#false} assume ~st1~0 + ~nl1~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 95: Hoare triple {104021#false} assume ~st2~0 + ~nl2~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 96: Hoare triple {104021#false} assume ~st3~0 + ~nl3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 97: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 98: Hoare triple {104021#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {104021#false} is VALID [2022-02-20 19:00:05,686 INFO L290 TraceCheckUtils]: 99: Hoare triple {104021#false} assume ~r1~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 100: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 101: Hoare triple {104021#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 102: Hoare triple {104021#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 103: Hoare triple {104021#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 104: Hoare triple {104021#false} assume !!(0 == ~mode1~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 105: Hoare triple {104021#false} assume ~r1~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 106: Hoare triple {104021#false} assume !!(0 == ~ep12~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,687 INFO L290 TraceCheckUtils]: 107: Hoare triple {104021#false} assume !!(0 == ~ep13~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 108: Hoare triple {104021#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 109: Hoare triple {104021#false} assume !!(0 == ~mode2~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 110: Hoare triple {104021#false} assume ~r2~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 111: Hoare triple {104021#false} assume !!(0 == ~ep21~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 112: Hoare triple {104021#false} assume !!(0 == ~ep23~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 113: Hoare triple {104021#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 114: Hoare triple {104021#false} assume !!(0 == ~mode3~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 115: Hoare triple {104021#false} assume ~r3~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,688 INFO L290 TraceCheckUtils]: 116: Hoare triple {104021#false} assume !!(0 == ~ep31~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 117: Hoare triple {104021#false} assume !!(0 == ~ep32~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 118: Hoare triple {104021#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 119: Hoare triple {104021#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 120: Hoare triple {104021#false} assume ~st1~0 + ~nl1~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 121: Hoare triple {104021#false} assume ~st2~0 + ~nl2~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 122: Hoare triple {104021#false} assume ~st3~0 + ~nl3~0 <= 1; {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 123: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,689 INFO L290 TraceCheckUtils]: 124: Hoare triple {104021#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 125: Hoare triple {104021#false} assume ~r1~0 % 256 < 2; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 126: Hoare triple {104021#false} assume !(~r1~0 % 256 >= 2); {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 127: Hoare triple {104021#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 128: Hoare triple {104021#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 129: Hoare triple {104021#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 130: Hoare triple {104021#false} assume !(0 == ~mode1~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 131: Hoare triple {104021#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 132: Hoare triple {104021#false} assume !!(0 == ~ep21~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,690 INFO L290 TraceCheckUtils]: 133: Hoare triple {104021#false} assume !!(0 == ~ep31~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 134: Hoare triple {104021#false} ~newmax1~0 := main_~node1__newmax~3#1; {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 135: Hoare triple {104021#false} assume 2 == ~r1~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 136: Hoare triple {104021#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 137: Hoare triple {104021#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 138: Hoare triple {104021#false} assume !(0 == ~mode2~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 139: Hoare triple {104021#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 140: Hoare triple {104021#false} assume !!(0 == ~ep12~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 141: Hoare triple {104021#false} assume !!(0 == ~ep32~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,691 INFO L290 TraceCheckUtils]: 142: Hoare triple {104021#false} ~newmax2~0 := main_~node2__newmax~3#1; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 143: Hoare triple {104021#false} assume 2 == ~r2~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 144: Hoare triple {104021#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 145: Hoare triple {104021#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 146: Hoare triple {104021#false} assume !(0 == ~mode3~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 147: Hoare triple {104021#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 148: Hoare triple {104021#false} assume !!(0 == ~ep13~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 149: Hoare triple {104021#false} assume !!(0 == ~ep23~0 % 256); {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 150: Hoare triple {104021#false} ~newmax3~0 := main_~node3__newmax~3#1; {104021#false} is VALID [2022-02-20 19:00:05,692 INFO L290 TraceCheckUtils]: 151: Hoare triple {104021#false} assume 2 == ~r3~0 % 256; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 152: Hoare triple {104021#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 153: Hoare triple {104021#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 154: Hoare triple {104021#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 155: Hoare triple {104021#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 156: Hoare triple {104021#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 157: Hoare triple {104021#false} assume 0 == main_~assert__arg~3#1 % 256; {104021#false} is VALID [2022-02-20 19:00:05,693 INFO L290 TraceCheckUtils]: 158: Hoare triple {104021#false} assume !false; {104021#false} is VALID [2022-02-20 19:00:05,694 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 19:00:05,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:00:05,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302155690] [2022-02-20 19:00:05,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302155690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:00:05,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:00:05,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:00:05,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878934910] [2022-02-20 19:00:05,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:00:05,695 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 19:00:05,695 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:00:05,695 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:05,795 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:05,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:00:05,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:00:05,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:00:05,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:00:05,796 INFO L87 Difference]: Start difference. First operand 6767 states and 9634 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:15,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:15,938 INFO L93 Difference]: Finished difference Result 13796 states and 19550 transitions. [2022-02-20 19:00:15,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 19:00:15,938 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 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 159 [2022-02-20 19:00:15,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:00:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1409 transitions. [2022-02-20 19:00:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1409 transitions. [2022-02-20 19:00:15,946 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1409 transitions. [2022-02-20 19:00:16,650 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1409 edges. 1409 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:18,622 INFO L225 Difference]: With dead ends: 13796 [2022-02-20 19:00:18,622 INFO L226 Difference]: Without dead ends: 7146 [2022-02-20 19:00:18,627 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 19:00:18,627 INFO L933 BasicCegarLoop]: 825 mSDtfsCounter, 987 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 1276 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:00:18,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 1276 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:00:18,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7146 states. [2022-02-20 19:00:20,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7146 to 6991. [2022-02-20 19:00:20,380 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:00:20,388 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7146 states. Second operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:20,395 INFO L74 IsIncluded]: Start isIncluded. First operand 7146 states. Second operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:20,403 INFO L87 Difference]: Start difference. First operand 7146 states. Second operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:21,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:21,867 INFO L93 Difference]: Finished difference Result 7146 states and 10075 transitions. [2022-02-20 19:00:21,867 INFO L276 IsEmpty]: Start isEmpty. Operand 7146 states and 10075 transitions. [2022-02-20 19:00:21,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:21,875 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:21,882 INFO L74 IsIncluded]: Start isIncluded. First operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 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 7146 states. [2022-02-20 19:00:21,889 INFO L87 Difference]: Start difference. First operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 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 7146 states. [2022-02-20 19:00:23,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:00:23,301 INFO L93 Difference]: Finished difference Result 7146 states and 10075 transitions. [2022-02-20 19:00:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 7146 states and 10075 transitions. [2022-02-20 19:00:23,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:00:23,307 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:00:23,307 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:00:23,307 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:00:23,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6991 states, 6990 states have (on average 1.4143061516452073) internal successors, (9886), 6990 states have internal predecessors, (9886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:25,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6991 states to 6991 states and 9886 transitions. [2022-02-20 19:00:25,163 INFO L78 Accepts]: Start accepts. Automaton has 6991 states and 9886 transitions. Word has length 159 [2022-02-20 19:00:25,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:00:25,163 INFO L470 AbstractCegarLoop]: Abstraction has 6991 states and 9886 transitions. [2022-02-20 19:00:25,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 6991 states and 9886 transitions. [2022-02-20 19:00:25,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-20 19:00:25,167 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:00:25,167 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:00:25,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 19:00:25,168 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:00:25,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:00:25,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1391753097, now seen corresponding path program 1 times [2022-02-20 19:00:25,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:00:25,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476859510] [2022-02-20 19:00:25,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:00:25,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:00:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:00:25,215 INFO L290 TraceCheckUtils]: 0: Hoare triple {145407#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(57, 2);call #Ultimate.allocInit(12, 3);~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1897~0 := 0;~__return_2043~0 := 0;~__return_2176~0 := 0;~__return_2312~0 := 0;~__return_2450~0 := 0;~__return_2575~0 := 0; {145407#true} is VALID [2022-02-20 19:00:25,215 INFO L290 TraceCheckUtils]: 1: Hoare triple {145407#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node3__newmax~4#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2__newmax~4#1, main_~node1____CPAchecker_TMP_1~2#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__newmax~4#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__newmax~3#1, main_~node2__newmax~3#1, main_~node1__newmax~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node3____CPAchecker_TMP_0~1#1, main_~node3__newmax~2#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node2____CPAchecker_TMP_0~1#1, main_~node2__newmax~2#1, main_~node1____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__newmax~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__newmax~1#1, main_~node2__newmax~1#1, main_~node1__newmax~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__newmax~0#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__newmax~0#1, main_~node1____CPAchecker_TMP_1~0#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__newmax~0#1, main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r212~0#1, main_~init__tmp___1~0#1, main_~init__r232~0#1, main_~init__tmp___2~0#1, main_~init__r312~0#1, main_~init__tmp___3~0#1, main_~init__r322~0#1, main_~init__tmp___4~0#1, main_~init__tmp___5~0#1, main_~main__c1~0#1, main_~main__i2~0#1;havoc main_~main__c1~0#1;havoc main_~main__i2~0#1;main_~main__c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;assume -128 <= main_#t~nondet10#1 && main_#t~nondet10#1 <= 127;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;assume -128 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 127;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;assume -128 <= main_#t~nondet13#1 && main_#t~nondet13#1 <= 127;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume -128 <= main_#t~nondet14#1 && main_#t~nondet14#1 <= 127;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;assume -128 <= main_#t~nondet15#1 && main_#t~nondet15#1 <= 127;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;assume -128 <= main_#t~nondet18#1 && main_#t~nondet18#1 <= 127;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume -128 <= main_#t~nondet20#1 && main_#t~nondet20#1 <= 127;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;assume -128 <= main_#t~nondet21#1 && main_#t~nondet21#1 <= 127;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;assume -128 <= main_#t~nondet22#1 && main_#t~nondet22#1 <= 127;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;assume -128 <= main_#t~nondet23#1 && main_#t~nondet23#1 <= 127;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;assume -128 <= main_#t~nondet26#1 && main_#t~nondet26#1 <= 127;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;assume -128 <= main_#t~nondet28#1 && main_#t~nondet28#1 <= 127;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;assume -128 <= main_#t~nondet29#1 && main_#t~nondet29#1 <= 127;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume -128 <= main_#t~nondet30#1 && main_#t~nondet30#1 <= 127;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;assume -128 <= main_#t~nondet31#1 && main_#t~nondet31#1 <= 127;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_~init__r121~0#1;havoc main_~init__r131~0#1;havoc main_~init__r211~0#1;havoc main_~init__r231~0#1;havoc main_~init__r311~0#1;havoc main_~init__r321~0#1;havoc main_~init__r122~0#1;havoc main_~init__tmp~0#1;havoc main_~init__r132~0#1;havoc main_~init__tmp___0~0#1;havoc main_~init__r212~0#1;havoc main_~init__tmp___1~0#1;havoc main_~init__r232~0#1;havoc main_~init__tmp___2~0#1;havoc main_~init__r312~0#1;havoc main_~init__tmp___3~0#1;havoc main_~init__r322~0#1;havoc main_~init__tmp___4~0#1;havoc main_~init__tmp___5~0#1;main_~init__r121~0#1 := ~ep12~0;main_~init__r131~0#1 := ~ep13~0;main_~init__r211~0#1 := ~ep21~0;main_~init__r231~0#1 := ~ep23~0;main_~init__r311~0#1 := ~ep31~0;main_~init__r321~0#1 := ~ep32~0; {145407#true} is VALID [2022-02-20 19:00:25,215 INFO L290 TraceCheckUtils]: 2: Hoare triple {145407#true} assume !!(0 == main_~init__r121~0#1 % 256); {145407#true} is VALID [2022-02-20 19:00:25,215 INFO L290 TraceCheckUtils]: 3: Hoare triple {145407#true} assume !!(0 == main_~init__r131~0#1 % 256);main_~init__tmp~0#1 := 0; {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 4: Hoare triple {145407#true} main_~init__r122~0#1 := (if 0 == main_~init__tmp~0#1 then 0 else 1); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 5: Hoare triple {145407#true} assume !!(0 == main_~init__r131~0#1 % 256); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 6: Hoare triple {145407#true} assume !!(0 == main_~init__r121~0#1 % 256);main_~init__tmp___0~0#1 := 0; {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 7: Hoare triple {145407#true} main_~init__r132~0#1 := (if 0 == main_~init__tmp___0~0#1 then 0 else 1); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 8: Hoare triple {145407#true} assume !!(0 == main_~init__r211~0#1 % 256); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 9: Hoare triple {145407#true} assume !!(0 == main_~init__r231~0#1 % 256);main_~init__tmp___1~0#1 := 0; {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 10: Hoare triple {145407#true} main_~init__r212~0#1 := (if 0 == main_~init__tmp___1~0#1 then 0 else 1); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 11: Hoare triple {145407#true} assume !!(0 == main_~init__r231~0#1 % 256); {145407#true} is VALID [2022-02-20 19:00:25,216 INFO L290 TraceCheckUtils]: 12: Hoare triple {145407#true} assume !!(0 == main_~init__r211~0#1 % 256);main_~init__tmp___2~0#1 := 0; {145407#true} is VALID [2022-02-20 19:00:25,217 INFO L290 TraceCheckUtils]: 13: Hoare triple {145407#true} main_~init__r232~0#1 := (if 0 == main_~init__tmp___2~0#1 then 0 else 1); {145407#true} is VALID [2022-02-20 19:00:25,217 INFO L290 TraceCheckUtils]: 14: Hoare triple {145407#true} assume !!(0 == main_~init__r311~0#1 % 256); {145407#true} is VALID [2022-02-20 19:00:25,217 INFO L290 TraceCheckUtils]: 15: Hoare triple {145407#true} assume !!(0 == main_~init__r321~0#1 % 256);main_~init__tmp___3~0#1 := 0; {145409#(= (+ |ULTIMATE.start_main_~init__r321~0#1| (* (div |ULTIMATE.start_main_~init__r321~0#1| 256) (- 256))) 0)} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 16: Hoare triple {145409#(= (+ |ULTIMATE.start_main_~init__r321~0#1| (* (div |ULTIMATE.start_main_~init__r321~0#1| 256) (- 256))) 0)} main_~init__r312~0#1 := (if 0 == main_~init__tmp___3~0#1 then 0 else 1); {145409#(= (+ |ULTIMATE.start_main_~init__r321~0#1| (* (div |ULTIMATE.start_main_~init__r321~0#1| 256) (- 256))) 0)} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 17: Hoare triple {145409#(= (+ |ULTIMATE.start_main_~init__r321~0#1| (* (div |ULTIMATE.start_main_~init__r321~0#1| 256) (- 256))) 0)} assume !(0 == main_~init__r321~0#1 % 256);main_~init__tmp___4~0#1 := 1; {145408#false} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 18: Hoare triple {145408#false} main_~init__r322~0#1 := (if 0 == main_~init__tmp___4~0#1 then 0 else 1); {145408#false} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 19: Hoare triple {145408#false} assume ~id1~0 != ~id2~0; {145408#false} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 20: Hoare triple {145408#false} assume ~id1~0 != ~id3~0; {145408#false} is VALID [2022-02-20 19:00:25,218 INFO L290 TraceCheckUtils]: 21: Hoare triple {145408#false} assume ~id2~0 != ~id3~0; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 22: Hoare triple {145408#false} assume ~id1~0 >= 0; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 23: Hoare triple {145408#false} assume ~id2~0 >= 0; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 24: Hoare triple {145408#false} assume ~id3~0 >= 0; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 25: Hoare triple {145408#false} assume 0 == ~r1~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 26: Hoare triple {145408#false} assume 0 == ~r2~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 27: Hoare triple {145408#false} assume 0 == ~r3~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 28: Hoare triple {145408#false} assume !(0 == main_~init__r122~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 29: Hoare triple {145408#false} assume !(0 == main_~init__r132~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,219 INFO L290 TraceCheckUtils]: 30: Hoare triple {145408#false} assume !(0 == main_~init__r212~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 31: Hoare triple {145408#false} assume !(0 == main_~init__r232~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 32: Hoare triple {145408#false} assume !(0 == main_~init__r312~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 33: Hoare triple {145408#false} assume !(0 == main_~init__r322~0#1 % 256); {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 34: Hoare triple {145408#false} assume ~max1~0 == ~id1~0; {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 35: Hoare triple {145408#false} assume ~max2~0 == ~id2~0; {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 36: Hoare triple {145408#false} assume ~max3~0 == ~id3~0; {145408#false} is VALID [2022-02-20 19:00:25,220 INFO L290 TraceCheckUtils]: 37: Hoare triple {145408#false} assume 0 == ~st1~0; {145408#false} is VALID [2022-02-20 19:00:25,221 INFO L290 TraceCheckUtils]: 38: Hoare triple {145408#false} assume 0 == ~st2~0; {145408#false} is VALID [2022-02-20 19:00:25,221 INFO L290 TraceCheckUtils]: 39: Hoare triple {145408#false} assume 0 == ~st3~0; {145408#false} is VALID [2022-02-20 19:00:25,221 INFO L290 TraceCheckUtils]: 40: Hoare triple {145408#false} assume 0 == ~nl1~0; {145408#false} is VALID [2022-02-20 19:00:25,221 INFO L290 TraceCheckUtils]: 41: Hoare triple {145408#false} assume 0 == ~nl2~0; {145408#false} is VALID [2022-02-20 19:00:25,221 INFO L290 TraceCheckUtils]: 42: Hoare triple {145408#false} assume 0 == ~nl3~0; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 43: Hoare triple {145408#false} assume 0 == ~mode1~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 44: Hoare triple {145408#false} assume 0 == ~mode2~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 45: Hoare triple {145408#false} assume 0 == ~mode3~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 46: Hoare triple {145408#false} assume !(0 == ~newmax1~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 47: Hoare triple {145408#false} assume !(0 == ~newmax2~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 48: Hoare triple {145408#false} assume !(0 == ~newmax3~0 % 256);main_~init__tmp___5~0#1 := 1;~__return_1897~0 := main_~init__tmp___5~0#1;main_~main__i2~0#1 := ~__return_1897~0; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 49: Hoare triple {145408#false} assume 0 != main_~main__i2~0#1;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~main__i2~0#1 := 0;havoc main_~node1__newmax~0#1;main_~node1__newmax~0#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 50: Hoare triple {145408#false} assume !!(0 == ~mode1~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,222 INFO L290 TraceCheckUtils]: 51: Hoare triple {145408#false} assume ~r1~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 52: Hoare triple {145408#false} assume !!(0 == ~ep12~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 53: Hoare triple {145408#false} assume !!(0 == ~ep13~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 54: Hoare triple {145408#false} ~mode1~0 := 1;havoc main_~node2__newmax~0#1;main_~node2__newmax~0#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 55: Hoare triple {145408#false} assume !!(0 == ~mode2~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 56: Hoare triple {145408#false} assume ~r2~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 57: Hoare triple {145408#false} assume !!(0 == ~ep21~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 58: Hoare triple {145408#false} assume !!(0 == ~ep23~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 59: Hoare triple {145408#false} ~mode2~0 := 1;havoc main_~node3__newmax~0#1;main_~node3__newmax~0#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,223 INFO L290 TraceCheckUtils]: 60: Hoare triple {145408#false} assume !!(0 == ~mode3~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 61: Hoare triple {145408#false} assume ~r3~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 62: Hoare triple {145408#false} assume !!(0 == ~ep31~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 63: Hoare triple {145408#false} assume !!(0 == ~ep32~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 64: Hoare triple {145408#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~0#1; {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 65: Hoare triple {145408#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 66: Hoare triple {145408#false} assume ~st1~0 + ~nl1~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 67: Hoare triple {145408#false} assume ~st2~0 + ~nl2~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,224 INFO L290 TraceCheckUtils]: 68: Hoare triple {145408#false} assume ~st3~0 + ~nl3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 69: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 70: Hoare triple {145408#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 71: Hoare triple {145408#false} assume ~r1~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 72: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 73: Hoare triple {145408#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 74: Hoare triple {145408#false} assume ~r1~0 % 256 < 2;main_~check__tmp~0#1 := 1;~__return_2043~0 := main_~check__tmp~0#1;main_~main__c1~0#1 := ~__return_2043~0;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; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 75: Hoare triple {145408#false} assume !(0 == main_~assert__arg~0#1 % 256);havoc main_~node1__newmax~1#1;main_~node1__newmax~1#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 76: Hoare triple {145408#false} assume !(0 == ~mode1~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,225 INFO L290 TraceCheckUtils]: 77: Hoare triple {145408#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 78: Hoare triple {145408#false} assume !!(0 == ~ep21~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 79: Hoare triple {145408#false} assume !!(0 == ~ep31~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 80: Hoare triple {145408#false} ~newmax1~0 := main_~node1__newmax~1#1; {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 81: Hoare triple {145408#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc main_~node2__newmax~1#1;main_~node2__newmax~1#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 82: Hoare triple {145408#false} assume !(0 == ~mode2~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 83: Hoare triple {145408#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 84: Hoare triple {145408#false} assume !!(0 == ~ep12~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 85: Hoare triple {145408#false} assume !!(0 == ~ep32~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,226 INFO L290 TraceCheckUtils]: 86: Hoare triple {145408#false} ~newmax2~0 := main_~node2__newmax~1#1; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 87: Hoare triple {145408#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc main_~node3__newmax~1#1;main_~node3__newmax~1#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 88: Hoare triple {145408#false} assume !(0 == ~mode3~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 89: Hoare triple {145408#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 90: Hoare triple {145408#false} assume !!(0 == ~ep13~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 91: Hoare triple {145408#false} assume !!(0 == ~ep23~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 92: Hoare triple {145408#false} ~newmax3~0 := main_~node3__newmax~1#1; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 93: Hoare triple {145408#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~1#1; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 94: Hoare triple {145408#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,227 INFO L290 TraceCheckUtils]: 95: Hoare triple {145408#false} assume ~st1~0 + ~nl1~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 96: Hoare triple {145408#false} assume ~st2~0 + ~nl2~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 97: Hoare triple {145408#false} assume ~st3~0 + ~nl3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 98: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 99: Hoare triple {145408#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 100: Hoare triple {145408#false} assume ~r1~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 101: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 102: Hoare triple {145408#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {145408#false} is VALID [2022-02-20 19:00:25,228 INFO L290 TraceCheckUtils]: 103: Hoare triple {145408#false} assume ~r1~0 % 256 < 2;main_~check__tmp~1#1 := 1;~__return_2176~0 := main_~check__tmp~1#1;main_~main__c1~0#1 := ~__return_2176~0;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; {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 104: Hoare triple {145408#false} assume !(0 == main_~assert__arg~1#1 % 256);havoc main_~node1__newmax~2#1;main_~node1__newmax~2#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 105: Hoare triple {145408#false} assume !!(0 == ~mode1~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 106: Hoare triple {145408#false} assume ~r1~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 107: Hoare triple {145408#false} assume !!(0 == ~ep12~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 108: Hoare triple {145408#false} assume !!(0 == ~ep13~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 109: Hoare triple {145408#false} ~mode1~0 := 1;havoc main_~node2__newmax~2#1;main_~node2__newmax~2#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 110: Hoare triple {145408#false} assume !!(0 == ~mode2~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 111: Hoare triple {145408#false} assume ~r2~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,229 INFO L290 TraceCheckUtils]: 112: Hoare triple {145408#false} assume !!(0 == ~ep21~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 113: Hoare triple {145408#false} assume !!(0 == ~ep23~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 114: Hoare triple {145408#false} ~mode2~0 := 1;havoc main_~node3__newmax~2#1;main_~node3__newmax~2#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 115: Hoare triple {145408#false} assume !!(0 == ~mode3~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 116: Hoare triple {145408#false} assume ~r3~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 117: Hoare triple {145408#false} assume !!(0 == ~ep31~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 118: Hoare triple {145408#false} assume !!(0 == ~ep32~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 119: Hoare triple {145408#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~2#1; {145408#false} is VALID [2022-02-20 19:00:25,230 INFO L290 TraceCheckUtils]: 120: Hoare triple {145408#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 121: Hoare triple {145408#false} assume ~st1~0 + ~nl1~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 122: Hoare triple {145408#false} assume ~st2~0 + ~nl2~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 123: Hoare triple {145408#false} assume ~st3~0 + ~nl3~0 <= 1; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 124: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 125: Hoare triple {145408#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 126: Hoare triple {145408#false} assume ~r1~0 % 256 < 2; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 127: Hoare triple {145408#false} assume !(~r1~0 % 256 >= 2); {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 128: Hoare triple {145408#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {145408#false} is VALID [2022-02-20 19:00:25,231 INFO L290 TraceCheckUtils]: 129: Hoare triple {145408#false} assume ~r1~0 % 256 < 2;main_~check__tmp~2#1 := 1;~__return_2312~0 := main_~check__tmp~2#1;main_~main__c1~0#1 := ~__return_2312~0;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; {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 130: Hoare triple {145408#false} assume !(0 == main_~assert__arg~2#1 % 256);havoc main_~node1__newmax~3#1;main_~node1__newmax~3#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 131: Hoare triple {145408#false} assume !(0 == ~mode1~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 132: Hoare triple {145408#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 133: Hoare triple {145408#false} assume !!(0 == ~ep21~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 134: Hoare triple {145408#false} assume !!(0 == ~ep31~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 135: Hoare triple {145408#false} ~newmax1~0 := main_~node1__newmax~3#1; {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 136: Hoare triple {145408#false} assume 2 == ~r1~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,232 INFO L290 TraceCheckUtils]: 137: Hoare triple {145408#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 138: Hoare triple {145408#false} ~mode1~0 := 0;havoc main_~node2__newmax~3#1;main_~node2__newmax~3#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 139: Hoare triple {145408#false} assume !(0 == ~mode2~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 140: Hoare triple {145408#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 141: Hoare triple {145408#false} assume !!(0 == ~ep12~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 142: Hoare triple {145408#false} assume !!(0 == ~ep32~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 143: Hoare triple {145408#false} ~newmax2~0 := main_~node2__newmax~3#1; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 144: Hoare triple {145408#false} assume 2 == ~r2~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 145: Hoare triple {145408#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {145408#false} is VALID [2022-02-20 19:00:25,233 INFO L290 TraceCheckUtils]: 146: Hoare triple {145408#false} ~mode2~0 := 0;havoc main_~node3__newmax~3#1;main_~node3__newmax~3#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 147: Hoare triple {145408#false} assume !(0 == ~mode3~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 148: Hoare triple {145408#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 149: Hoare triple {145408#false} assume !!(0 == ~ep13~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 150: Hoare triple {145408#false} assume !!(0 == ~ep23~0 % 256); {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 151: Hoare triple {145408#false} ~newmax3~0 := main_~node3__newmax~3#1; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 152: Hoare triple {145408#false} assume 2 == ~r3~0 % 256; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 153: Hoare triple {145408#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 154: Hoare triple {145408#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc main_~check__tmp~3#1; {145408#false} is VALID [2022-02-20 19:00:25,234 INFO L290 TraceCheckUtils]: 155: Hoare triple {145408#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);main_~check__tmp~3#1 := 0; {145408#false} is VALID [2022-02-20 19:00:25,235 INFO L290 TraceCheckUtils]: 156: Hoare triple {145408#false} ~__return_2450~0 := main_~check__tmp~3#1;main_~main__c1~0#1 := ~__return_2450~0; {145408#false} is VALID [2022-02-20 19:00:25,235 INFO L290 TraceCheckUtils]: 157: Hoare triple {145408#false} havoc main_~__tmp_4~0#1;main_~__tmp_4~0#1 := (if 0 == main_~main__c1~0#1 then 0 else 1);havoc main_~assert__arg~3#1;main_~assert__arg~3#1 := main_~__tmp_4~0#1; {145408#false} is VALID [2022-02-20 19:00:25,246 INFO L290 TraceCheckUtils]: 158: Hoare triple {145408#false} assume 0 == main_~assert__arg~3#1 % 256; {145408#false} is VALID [2022-02-20 19:00:25,256 INFO L290 TraceCheckUtils]: 159: Hoare triple {145408#false} assume !false; {145408#false} is VALID [2022-02-20 19:00:25,256 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 19:00:25,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:00:25,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476859510] [2022-02-20 19:00:25,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476859510] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:00:25,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:00:25,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 19:00:25,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202991838] [2022-02-20 19:00:25,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:00:25,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 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 160 [2022-02-20 19:00:25,258 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:00:25,258 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 19:00:25,344 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:00:25,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:00:25,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:00:25,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:00:25,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 19:00:25,345 INFO L87 Difference]: Start difference. First operand 6991 states and 9886 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)